782:
2999:
2691:
3972:
3831:
3766:
3746:
3700:
3532:
3507:
3480:
1963:
1739:
1692:
1556:
1506:
1336:
1267:
3433:
3207:
3127:
1792:
1679:
1299:
3320:
3255:
3005:
2811:
2710:
2697:
2647:
2513:
2160:
2110:
1406:
1373:
506:
1848:
883:
Cedar Falls, the former alignment continues on US 218 to
Broadway Street; through Waterloo, it follows Broadway to Franklin Street to Dubuque Road. Beyond Waterloo, the designation of the road again changes several times, but the route to follow remains clear. Between Dyersville and Farley, US 20 follows its historic alignment. At Farley, the former alignment follows Old Highway Road into Dubuque.
3825:
3740:
3694:
3501:
3474:
2980:
2850:
2055:
1957:
1950:
1733:
1686:
1550:
1500:
1330:
1261:
1196:
1081:
969:
2049:
1944:
1190:
1075:
1057:
1896:
2716:
860:
Dodge, twenty miles , there was no house but that of the enterprising muskrat. Here was a route from Cedar Falls to Sioux City, two hundred miles long in a straight line, that typified the highest stage of development west of the railroads. Yet it was wilder than I know how to tell, and north of these wild conditions were wilder still, and wilder grew the farther we went.
3421:
3201:
2993:
2805:
2704:
2685:
2641:
2154:
2104:
1835:
1786:
1773:
1673:
1588:
1537:
1400:
1367:
1293:
1203:
995:
3901:
3612:
3583:
3554:
3391:
3362:
3291:
3163:
3078:
3040:
2943:
2600:
2550:
2478:
2440:
2403:
2329:
2295:
2198:
2116:
2061:
2043:
1969:
1938:
1854:
1745:
1631:
1512:
1458:
1342:
1184:
982:
46:
3851:
3838:
3857:
2862:
2006:
272:
235:
188:
4455:
3907:
3844:
3662:
3427:
2986:
2856:
2761:
2366:
2227:
1841:
1779:
1594:
1543:
1209:
1063:
1001:
988:
975:
491:
294:
267:
253:
230:
216:
170:
159:
114:
109:
104:
2263:
1069:
202:
145:
891:
The first segment of US 20 in Iowa to become four lanes was a short expressway segment east of
Moville, which opened in 1958. Another short expressway segment in the Dubuque area opened in 1959. The rest of the expressway from Sioux City to Moville opened in 1964. By 1979, the Sioux City bypass
914:
In
November 2015, it was announced that the 40 miles (64 km) of US 20 between Early and Moville would be widened to four lanes at an estimated cost of $ 240 million (equivalent to $ 302 million in 2023). The funding came from the state's gas tax increase. The final segment was
859:
Primitive conditions grew apace as we went west from Cedar Falls. From Alden to
Webster City, twenty-five miles , with the exception of a stage station where horses were changed, there was nothing but the virgin prairie. Not a bush nor a running brook broke the monotony. From Webster City to Fort
882:
through Fort Dodge. At CR P59, it continues on CR D20. The road changes designations several times between this point and Iowa Falls, but its route is very clear. It follows US 65 north out of Iowa Falls to the junction of Iowa 57, then follows Iowa 57 to Cedar Falls. At
895:
During the 1990s, little work was done to the route. It was extended westward to US 169 in 1991 and eastward to US 65 the same year, though, initially, the section from I-35 to US 65 was only two lanes. The new, semi-controlled section in
Dubuque opened in 1996. Work began to
4155:
4087:. Iowa 946 continues north on Locust Street for 1,000 feet (300 m) through another light industrial area. At the edge of downtown Dubuque, Iowa 946 turns east for 600 feet (180 m) where it meets US 61/US 151 just west of Dubuque's
652:(now an interchange with CR D36), is a four-lane section which opened in December 2010 and bypasses Rockwell City to the north. US 20 continues until just south of Highview, when it becomes a full Interstate-standard freeway. The expressway south of
892:
was complete, as well as the section from Iowa 17 to I-35, and the section from
Independence to Delaware. By the end of the 1980s, the four-lane portions of US 20 ran from Coalville (near Fort Dodge) to I-35 and from Waterloo to Dubuque.
4064:
expressway. Northbound traffic passes beneath the expressway and joins southbound traffic on Locust Street. In the half-mile (800 m) between US 61/US 151 and US 20, Iowa 946 passes a light industrial area containing a
833:. US 20 remains at least four lanes through Dubuque, but there are nine stoplights along the route, particularly on the western edge of the city. There is a brief controlled-access section where the highway descends into the
896:
accelerate in 2000, with the section between I-35 and US 65 becoming four lanes that year. The segment from Iowa 14 to Cedar Falls also opened in 2000. By 2003, the highway was complete from Fort Dodge to
Dubuque.
4103:
and come from all directions, it was imperative to keep the routes connected. With the completion of the
Southwest Arterial around the southern edge of Dubuque, US 52 has been rerouted away from the downtown area.
899:
Paving work between Iowa 4 and
Moorland was completed in 2010 and the stretch was opened in December 2010. In November 2012, the four-lane highway opened between Iowa 4 near Rockwell City and US 71 at
870:
US 20 was designated in Iowa on
October 16, 1926. The designation created a single route number for drivers to follow across the state from Sioux City to Dubuque; previously, three route numbers were used.
433:
878:
from US 65 to Cedar Falls) is now under city and county control, but most of the guide signs remain from when US 20 followed this route. From Moorland, the highway's former alignment is
645:
and has another interchange with the realigned route of US 71 northeast of Sac City but mostly has at-grade intersections, including CR M54 into Sac City and CR N28 into Lytton.
841:) connects US 20 with US 61 and US 151, which have entered the city from the south as an expressway and continue northward as a freeway. US 20 crosses from Iowa into
609:. About three miles (4.8 km) further east, at Ida Avenue (County Route D22, or CR D22), the newest four-lane stretch (except for a short expressway segment just south of
793:
with at-grade intersections; however, there are many interchanges where US 20 meets major roads, mostly at the villages and towns along US 20's route. US 20 serves
766:, as well as junctioning a number of county roads serving smaller communities. Approximately 21 miles (34 km) between Independence and Manchester, the highway goes over a
708:
is a launched steel I-girder bridge, the first of its kind in the U.S. The bridge was designed to cross the old-growth woodland of the Iowa River valley with minimal impact.
4550:
4294:
4212:
4560:
4555:
4535:
4510:
4079:
Iowa 946 intersects US 20, known locally as Dodge Street, at a signal-controlled intersection. Immediately east of this intersection is the approach to the
4565:
4530:
4525:
4099:. The new expressway carried the three routes beneath the approach to the Julien Dubuque Bridge, making a direct intersection impossible. Since all four routes are
4545:
4540:
2026:
2582:
2182:
4520:
4515:
4442:
3184:
2247:
911:. Local leaders were lobbying for the remaining estimated cost of $ 375 million (equivalent to $ 475 million in 2023) to complete the project.
680:
is a section of four-lane freeway which, when completed, shaved nearly 16 miles (26 km) off US 20's length. Prior to 2003, US 20 joined
2064:
1972:
1880:
1316:
1243:
1213:
1093:
879:
598:
3062:
2927:
3233:
2211:
2087:
1756:
1616:
428:
533:
is a major east–west artery which runs across the state, separating the northern third of Iowa from the southern two-thirds. It enters Iowa from
4037:
3340:
1990:
1239:
806:
3344:
3024:
2495:
2387:
2313:
1921:
420:
3458:
3237:
2491:
2462:
1439:
874:
It is possible to drive most of US 20's former two-lane alignment from Early to Dubuque. Most of this routing (with the exception of
1110:
Exit numbers follow I-129; signed as exits 1A (south) and 1B (north) northbound; no exit number southbound; northern end of I-129 overlap
2578:
2350:
601:, or US 20 Bus.) interchange as US 20 exits to the east from Sioux City. The expressway is an older section that goes through
454:
2424:
1480:
1443:
1653:
1484:
71:
3616:
1818:
1612:
1574:
4091:. Iowa 946 was created along Locust Street upon the staggered completion of an expressway starting in 1991 which relocated
4330:
4240:
1717:
1713:
1657:
4505:
464:
3625:
459:
4183:
2659:
720:
446:
438:
1017:
474:
129:
4126:
637:
is the second newest section of four-lane, which opened in November 2012. This new roadway passes to the north of
553:. US 20 runs in a more-or-less straight line across Iowa, paralleling 42° 27' N. It leaves Iowa in
4482:
4468:
4353:
3911:
2735:
1013:
1009:
719:
for just over one mile (1.6 km). The western junction of Iowa 58 (Hudson Road) connects traffic to the
297:
125:
121:
2613:
2571:
383:
4500:
4092:
4084:
4061:
2009:
830:
657:
301:
191:
4268:
4080:
4057:
3890:
3866:
3665:
3436:
3228:
3057:
3009:
2918:
2865:
2764:
2369:
2266:
2230:
2082:
1858:
1796:
1598:
1560:
1428:
1414:
1353:
1221:
1101:
1089:
1035:
846:
826:
802:
743:
joins US 20/Iowa 27 for six miles (9.7 km) before exiting with Iowa 27 south toward
740:
736:
681:
677:
673:
618:
614:
586:
542:
494:
393:
388:
368:
343:
275:
256:
238:
219:
205:
173:
162:
148:
4348:
3404:
3013:
2723:
2719:
2415:
1916:
1875:
1097:
728:
705:
469:
398:
363:
358:
907:
As of January 2014, around 40 miles (64 km) of US 20 remained two lane, between Early and
648:
East of Iowa 4, and extending to the former beginning of the four-lane expressway northeast of
4053:
3048:
2877:
2567:
2524:
2457:
2308:
1903:
790:
634:
378:
373:
4217:
3938:
3915:
3718:
3266:
3134:
3091:
2951:
2558:
2168:
2137:
822:
775:
755:
744:
665:
590:
4377:
565:. Since October 2018, US 20 is a four-lane divided highway for its entire length in Iowa.
4433:
4273:
4096:
4028:
3879:
2731:
2618:
2604:
2520:
2123:
834:
781:
712:
693:
558:
3862:
3444:
3440:
3395:
3375:
3331:
3295:
3275:
3262:
3215:
3211:
3177:
3167:
3130:
3109:
2957:
2373:
2343:
2274:
2270:
2068:
2013:
1980:
1907:
1868:
1804:
1800:
1704:
1696:
1648:
1641:
1475:
1468:
1432:
1303:
1225:
1161:
1105:
1040:
838:
798:
767:
763:
751:
685:
653:
622:
594:
550:
353:
348:
223:
195:
152:
17:
3724:
3366:
3323:
3258:
3044:
2887:
2815:
2727:
2651:
2516:
2482:
2164:
2127:
2119:
2072:
1808:
1602:
1410:
1381:
1377:
1217:
875:
794:
759:
724:
716:
697:
661:
509:
4316:
4131:
3870:
3673:
3327:
3304:
3171:
3147:
2873:
2869:
2745:
2299:
2172:
2017:
1976:
1899:
1862:
1700:
1564:
1523:
1307:
1085:
1005:
953:
771:
732:
669:
649:
638:
630:
610:
582:
574:
546:
538:
279:
246:
242:
209:
181:
117:
30:
This article is about the section of U.S. Route 20 in Iowa. For the entire route, see
4494:
4458:
4088:
3991:
3646:
3587:
3567:
3448:
2947:
2377:
2337:
2238:
1462:
1279:
1229:
908:
814:
606:
578:
554:
320:
260:
31:
4266:
Bicknell, Anson D. (April 15 – June 24, 1897). "Pioneer Days in Northwestern Iowa".
4244:
3971:
4100:
3669:
3596:
3558:
3519:
3219:
3138:
2819:
2768:
2655:
2622:
2448:
2444:
2407:
2234:
2202:
1418:
818:
810:
785:
U 20 crosses the Mississippi River at Dubuque using the Julien Dubuque Bridge.
689:
642:
602:
4349:"It took six decades, but US Highway 20 is now four lanes all the way across Iowa"
4413:
821:
before entering Dubuque. On the western edge of Dubuque, an interchange onto the
573:
US 20 enters Iowa on the Sergeant Floyd Memorial Bridge, which also carries
4311:
4160:
3082:
2411:
2333:
1635:
901:
626:
177:
2554:
2534:
701:
617:) starts and goes to about one mile (1.6 km) west of an interchange with
4407:
4277:
825:
routes US 52 around the southern outskirts of the city, connecting to
723:
while the eastern junction of Iowa 58 is also the western junction of
4416:(group advocating completion of the four-lane expressway in western Iowa)
3921:
3019:
Eastern end of I-380 and Iowa 27 overlaps; exit numbers follow US 20
2663:
1023:
842:
562:
534:
4095:, US 61, and US 151 away from Locust Street and closer to the
585:. Almost immediately upon landing in Iowa, there is an interchange with
4241:"The US 20 Iowa River Bridge — A Launched Steel I-Girder Bridge"
4187:
4066:
3790:
Grandview Avenue / Fremont Avenue – College Grandview District
4441:
3769:
Historic US 20 (Cedar Cross Road / John F. Kennedy Road)
3659:
3417:
2976:
2846:
2681:
2637:
2150:
2100:
1831:
1769:
1584:
1533:
1396:
1363:
1180:
1053:
780:
750:
US 20 continues as a freeway east of Waterloo. It intersects
589:, at which I-129 ends. Continuing east, US 20 and US 75
530:
330:
45:
4184:"Final Piece of US 20 Four-Lane Highway To Be Finished by 2018"
2740:
Eastern end of Iowa 58 overlap; western end of Iowa 27 overlap
660:
and CR P59. East of Fort Dodge, US 20 overlaps with
4083:, which carries US 20 across the Mississippi River into
4036:
3928:
1.000 mi = 1.609 km; 1.000 km = 0.621 mi
1234:
Eastern end of US 75 overlap; no exit number westbound
1975:
east / Historic US 20 east / CR D20 –
4136:. Ames: Iowa Department of Transportation. April 9, 2021
1030:
Sergeant Floyd Memorial Bridge; Nebraska–Iowa state line
4429:
4424:
4024:
4019:
2882:
Western end of I-380 overlap; exit numbers follow I-380
3677:
3656:
3452:
3414:
3018:
2973:
2881:
2837:
2739:
2678:
2667:
2634:
2176:
2147:
2131:
2097:
1866:
1828:
1812:
1766:
1606:
1568:
1422:
1385:
1233:
1177:
1109:
1050:
789:
At Delaware, US 20 changes from a freeway to an
739:(Sergeant Road). On the southeast side of Waterloo,
4005:
3997:
3987:
3967:
411:
336:
326:
316:
311:
288:
135:
98:
93:
85:
77:
64:
41:
4305:
4303:
4310:Johnston, Louis; Williamson, Samuel H. (2023).
4213:"Local leaders to lobby for Highway 20 funding"
1271:Historic US 20 west (Correctionville Road)
857:
696:before heading south again to the freeway with
4385:(Map). Ames: Iowa Department of Transportation
27:Section of U.S. Highway in Iowa, United States
4295:Local leaders to lobby for Highway 20 funding
1699:north / Historic US 20 west –
1563:north / Historic US 20 east –
8:
4052:) is a short route that begins at a partial
3484:Historic US 20 west (Olde Hawkeye Road)
2279:Signed as exit 153A (south) and 153B (north)
629:. From this point until an interchange with
597:. The two routes split at the Gordon Drive (
4443:Template:Attached KML/U.S. Route 20 in Iowa
3704:Historic US 20 west (Old Highway Road)
3639:Swiss Valley Road / North Cascade Road
774:, a region it will not exit until reaching
4449:
4376:Iowa Department of Transportation (2012).
4239:Iowa Department of Transportation (2003).
4206:
4204:
1867:Eastern end of US 71 overlap; former
922:
483:
4551:Transportation in Black Hawk County, Iowa
4446:
4041:
3750:Historic US 20 east (Crescent Ridge)
2077:US 20 Business only signed westbound
1985:US 20 Business only signed eastbound
593:around the southern and eastern sides of
4121:
4119:
4117:
3511:Historic US 20 east (Sullivan Road)
4561:Transportation in Delaware County, Iowa
4556:Transportation in Buchanan County, Iowa
4536:Transportation in Hamilton County, Iowa
4511:Transportation in Woodbury County, Iowa
4297:. Sioux City Journal. January 26, 2014.
4113:
837:valley. Near the river, Locust Street (
664:for 4.5 miles (7.2 km), ending at
4566:Transportation in Dubuque County, Iowa
4531:Transportation in Webster County, Iowa
4526:Transportation in Calhoun County, Iowa
4038:Template:Attached KML/Iowa Highway 946
3964:
1748:Historic US 20 east / CR M43
1515:Historic US 20 west / CR L51
1345:Historic US 20 east / CR D22
731:. Another mile (1.6 km) east, in
81:300.270 mi (483.238 km)
38:
4546:Transportation in Grundy County, Iowa
4541:Transportation in Hardin County, Iowa
3897:
3889:
3883:
3878:
3865:) / Historic US 20 west to
3821:
3813:
3805:
3796:
3789:
3776:
3763:
3757:
3736:
3730:
3717:
3711:
3690:
3682:
3650:
3638:
3629:
3609:
3600:
3580:
3571:
3551:
3542:
3529:
3523:
3497:
3491:
3470:
3462:
3408:
3388:
3379:
3359:
3350:
3317:
3308:
3288:
3279:
3252:
3243:
3197:
3188:
3160:
3151:
3124:
3115:
3104:
3095:
3075:
3066:
3037:
3028:
2963:
2940:
2931:
2916:
2907:
2900:
2891:
2827:
2801:
2792:
2785:
2776:
2758:
2749:
2672:
2628:
2597:
2588:
2547:
2538:
2510:
2501:
2475:
2466:
2437:
2428:
2400:
2391:
2363:
2354:
2326:
2317:
2292:
2283:
2260:
2251:
2224:
2215:
2195:
2186:
2141:
2091:
2039:
2030:
2003:
1994:
1934:
1925:
1893:
1884:
1822:
1760:
1729:
1723:
1669:
1663:
1628:
1622:
1578:
1527:
1496:
1490:
1455:
1449:
1390:
1357:
1326:
1320:
1289:
1283:
1257:
1249:
1167:
1156:
1147:
1140:
1131:
1123:
1114:
1044:
1029:
965:
957:
952:
805:joins the route and passing near the
421:United States Numbered Highway System
7:
676:. Beginning at the interchange with
4282:The History of the City of Humboldt
4211:Dreeszen, Dave (January 26, 2014).
3535:Historic US 20 (1st Avenue NW)
4521:Transportation in Sac County, Iowa
4516:Transportation in Ida County, Iowa
4182:Riley, Roger (November 17, 2015).
4001:1.030 mi (1.658 km)
937:
25:
3678:Eastern end of US 52 overlap
3453:Western end of US 52 overlap
2842:
2838:
1861:south / CR N14 north –
1813:Western end of US 71 overlap
1607:Eastern end of US 59 overlap
1569:Western end of US 59 overlap
711:US 20 continues east toward
4453:
4379:State of Iowa Transportation Map
4074:Iowa 946 highlighted in red
3970:
3905:
3899:
3855:
3849:
3842:
3836:
3829:
3823:
3764:
3744:
3738:
3698:
3692:
3660:
3617:Northeast Iowa Community College
3610:
3581:
3552:
3530:
3505:
3499:
3478:
3472:
3431:
3425:
3419:
3389:
3360:
3318:
3289:
3253:
3205:
3199:
3161:
3125:
3076:
3038:
3003:
2997:
2991:
2984:
2978:
2941:
2860:
2854:
2848:
2809:
2803:
2759:
2714:
2708:
2702:
2695:
2689:
2683:
2645:
2639:
2598:
2548:
2511:
2476:
2438:
2401:
2364:
2327:
2293:
2261:
2225:
2196:
2158:
2152:
2114:
2108:
2102:
2059:
2053:
2047:
2041:
2004:
1967:
1961:
1955:
1948:
1942:
1936:
1894:
1852:
1846:
1839:
1833:
1790:
1784:
1777:
1771:
1743:
1737:
1731:
1690:
1684:
1677:
1671:
1629:
1592:
1586:
1554:
1548:
1541:
1535:
1510:
1504:
1498:
1456:
1404:
1398:
1371:
1365:
1340:
1334:
1328:
1297:
1291:
1265:
1259:
1207:
1201:
1194:
1188:
1182:
1079:
1073:
1067:
1061:
1055:
999:
993:
986:
980:
973:
967:
613:that is briefly concurrent with
504:
489:
292:
270:
265:
251:
233:
228:
214:
200:
186:
168:
157:
143:
112:
107:
102:
44:
4347:Shea, Bill (October 17, 2018).
4331:Gross Domestic Product deflator
625:(Iowa 471), just north of
3809:Right-in/right-out interchange
2668:Western end of Iowa 58 overlap
2177:Eastern end of Iowa 17 overlap
2132:Western end of Iowa 17 overlap
1423:Eastern end of Iowa 31 overlap
1386:Western end of Iowa 31 overlap
1127:Exit numbers follow US 20
1:
4312:"What Was the U.S. GDP Then?"
1220:north / Gordon Drive) /
932:
59:US 20 highlighted in red
4414:U.S. 20 Corridor Association
3668:(Southwest Arterial) –
3016:south (Avenue of the Saints)
2818:south (Hawkeye Road) –
1226:Sioux City Business District
605:and comes to a stop sign at
18:Iowa Highway 947 (1976–1981)
3806:Hill Street / Bryant Street
2660:University of Northern Iowa
2654:south (Hudson Road) –
2122:north / CR R21 –
915:completed in October 2018.
721:University of Northern Iowa
447:Iowa Primary Highway System
4582:
3893:; Iowa–Illinois state line
3403:
2612:
2067:west / CR P59 –
1306:north (1st Street) –
1255:
1034:
700:. The bridge crossing the
29:
4478:
4473:
4464:
4452:
4410:at the Iowa Highways Page
3983:
3927:
3919:
3886:
3874:
3819:
3816:
3808:
3802:
3799:
3792:
3786:
3781:
3771:
3760:
3752:
3733:
3722:
3714:
3706:
3688:
3685:
3653:
3645:
3641:
3635:
3632:
3624:
3620:
3606:
3603:
3595:
3591:
3577:
3574:
3566:
3562:
3548:
3545:
3537:
3526:
3518:
3513:
3494:
3486:
3468:
3465:
3457:
3411:
3399:
3385:
3382:
3374:
3370:
3356:
3353:
3339:
3335:
3314:
3311:
3303:
3299:
3285:
3282:
3274:
3270:
3249:
3246:
3232:
3227:
3223:
3194:
3191:
3183:
3175:
3157:
3154:
3146:
3142:
3121:
3118:
3107:
3101:
3098:
3090:
3086:
3072:
3069:
3061:
3056:
3052:
3034:
3031:
3023:
2968:
2955:
2937:
2934:
2926:
2922:
2913:
2910:
2903:
2897:
2894:
2886:
2832:
2823:
2798:
2795:
2788:
2782:
2779:
2772:
2755:
2752:
2744:
2675:
2631:
2617:
2608:
2594:
2591:
2577:
2566:
2562:
2544:
2541:
2533:
2528:
2507:
2504:
2490:
2486:
2472:
2469:
2461:
2456:
2452:
2434:
2431:
2423:
2419:
2397:
2394:
2386:
2381:
2360:
2357:
2349:
2341:
2323:
2320:
2312:
2307:
2303:
2289:
2286:
2278:
2257:
2254:
2246:
2242:
2221:
2218:
2210:
2206:
2192:
2189:
2181:
2144:
2136:
2094:
2086:
2081:
2076:
2036:
2033:
2025:
2021:
2000:
1997:
1989:
1984:
1931:
1928:
1920:
1915:
1911:
1890:
1887:
1879:
1874:
1825:
1817:
1763:
1755:
1750:
1726:
1712:
1708:
1666:
1652:
1647:
1639:
1625:
1611:
1581:
1573:
1530:
1522:
1517:
1493:
1479:
1474:
1466:
1452:
1438:
1427:
1393:
1360:
1352:
1347:
1323:
1315:
1311:
1286:
1278:
1273:
1252:
1238:
1172:
1159:
1153:
1150:
1143:
1137:
1134:
1126:
1120:
1117:
1047:
1039:
1021:
963:
960:
947:
944:
941:
936:
931:
928:
925:
482:
416:
407:
307:
69:
57:
4042:KML is not from Wikidata
3946:
3934:
2027:Pleasant Valley Township
735:, US 20 intersects
672:, US 20 intersects
4156:"U.S. Route 20 in Iowa"
4127:"Road Network (Portal)"
2917:Evansdale Drive –
2767:(Sergeant Road) –
4284:by Oliver H. DeGroote.
4085:East Dubuque, Illinois
865:Anson Bicknell in 1862
862:
786:
656:has interchanges with
130:South Sioux City, Neb.
4506:U.S. Highways in Iowa
4081:Julien Dubuque Bridge
4046:Iowa Highway 946
3891:Julien Dubuque Bridge
2183:Independence Township
1757:Boyer Valley Township
1102:Sioux Gateway Airport
847:Julien Dubuque Bridge
784:
688:and then east toward
4465:Previous state:
4447:KML is from Wikidata
3185:Middlefield Township
2724:Avenue of the Saints
729:Avenue of the Saints
523:U.S. Highway 20
4333:figures follow the
4269:Humboldt Republican
4054:trumpet interchange
2248:Rose Grove Township
1881:Twin Lakes Township
1106:Downtown Sioux City
599:US 20 Business
137:Major intersections
4272:. Humboldt, Iowa.
4218:Sioux City Journal
3920:Continuation into
3719:Northwest Arterial
1317:Arlington Township
1157:Morningside Avenue
1022:Continuation into
823:Southwest Arterial
787:
776:Stockton, Illinois
715:where it overlaps
537:, concurrent with
302:East Dubuque, Ill.
4489:
4488:
4097:Mississippi River
4013:
4012:
3958:
3957:
3880:Mississippi River
3772:Former US 20
3753:Former US 20
3707:Former US 20
3538:Former US 20
3514:Former US 20
3487:Former US 20
3063:Westburg Township
2901:River Forest Road
2786:Ansborough Avenue
2529:Former US 20
2382:Former US 20
1751:Former US 20
1518:Former US 20
1348:Former US 20
1274:Former US 20
887:Expansion project
835:Mississippi River
569:Route description
559:Mississippi River
520:
519:
516:
515:
65:Route information
16:(Redirected from
4573:
4479:Next state:
4457:
4456:
4450:
4437:
4395:
4394:
4392:
4390:
4384:
4373:
4367:
4366:
4364:
4362:
4344:
4338:
4328:
4326:
4324:
4307:
4298:
4292:
4286:
4285:
4263:
4257:
4256:
4254:
4252:
4243:. Archived from
4236:
4230:
4229:
4227:
4225:
4208:
4199:
4198:
4196:
4194:
4179:
4173:
4172:
4170:
4168:
4152:
4146:
4145:
4143:
4141:
4135:
4123:
4032:
3977:Iowa Highway 946
3974:
3965:
3951:
3947:
3942:
3935:
3910:
3909:
3908:
3903:
3902:
3860:
3859:
3858:
3853:
3852:
3847:
3846:
3845:
3840:
3839:
3834:
3833:
3832:
3827:
3826:
3768:
3767:
3749:
3748:
3747:
3742:
3741:
3703:
3702:
3701:
3696:
3695:
3664:
3663:
3614:
3613:
3585:
3584:
3556:
3555:
3534:
3533:
3510:
3509:
3508:
3503:
3502:
3483:
3482:
3481:
3476:
3475:
3435:
3434:
3430:
3429:
3428:
3423:
3422:
3393:
3392:
3364:
3363:
3322:
3321:
3293:
3292:
3257:
3256:
3210:
3209:
3208:
3203:
3202:
3165:
3164:
3129:
3128:
3080:
3079:
3042:
3041:
3008:
3007:
3006:
3001:
3000:
2995:
2994:
2989:
2988:
2987:
2982:
2981:
2945:
2944:
2864:
2863:
2859:
2858:
2857:
2852:
2851:
2844:
2840:
2814:
2813:
2812:
2807:
2806:
2763:
2762:
2718:
2717:
2713:
2712:
2711:
2706:
2705:
2700:
2699:
2698:
2693:
2692:
2687:
2686:
2650:
2649:
2648:
2643:
2642:
2602:
2601:
2552:
2551:
2515:
2514:
2480:
2479:
2442:
2441:
2405:
2404:
2388:Jackson Township
2368:
2367:
2331:
2330:
2314:Buckeye Township
2297:
2296:
2265:
2264:
2229:
2228:
2212:Liberty Township
2200:
2199:
2163:
2162:
2161:
2156:
2155:
2118:
2117:
2113:
2112:
2111:
2106:
2105:
2088:Freedom Township
2063:
2062:
2058:
2057:
2056:
2051:
2050:
2045:
2044:
2008:
2007:
1991:Elkhorn Township
1971:
1970:
1966:
1965:
1964:
1959:
1958:
1953:
1952:
1951:
1946:
1945:
1940:
1939:
1898:
1897:
1857:
1856:
1855:
1850:
1849:
1844:
1843:
1842:
1837:
1836:
1795:
1794:
1793:
1788:
1787:
1782:
1781:
1780:
1775:
1774:
1747:
1746:
1742:
1741:
1740:
1735:
1734:
1695:
1694:
1693:
1688:
1687:
1682:
1681:
1680:
1675:
1674:
1633:
1632:
1597:
1596:
1595:
1590:
1589:
1559:
1558:
1557:
1552:
1551:
1546:
1545:
1544:
1539:
1538:
1514:
1513:
1509:
1508:
1507:
1502:
1501:
1460:
1459:
1409:
1408:
1407:
1402:
1401:
1376:
1375:
1374:
1369:
1368:
1344:
1343:
1339:
1338:
1337:
1332:
1331:
1302:
1301:
1300:
1295:
1294:
1270:
1269:
1268:
1263:
1262:
1212:
1211:
1210:
1205:
1204:
1199:
1198:
1197:
1192:
1191:
1186:
1185:
1141:Sunnybrook Drive
1084:
1083:
1082:
1077:
1076:
1071:
1070:
1066:
1065:
1064:
1059:
1058:
1018:South Sioux City
1004:
1003:
1002:
997:
996:
991:
990:
989:
984:
983:
978:
977:
976:
971:
970:
939:
934:
923:
866:
768:terminal moraine
623:Iowa Highway 471
557:by crossing the
512:
508:
507:
497:
493:
492:
484:
296:
295:
274:
273:
269:
268:
255:
254:
237:
236:
232:
231:
218:
217:
204:
203:
190:
189:
172:
171:
161:
160:
147:
146:
138:
116:
115:
111:
110:
106:
105:
48:
39:
21:
4581:
4580:
4576:
4575:
4574:
4572:
4571:
4570:
4491:
4490:
4480:
4466:
4454:
4448:
4445:
4440:
4439:
4438:
4422:
4404:
4399:
4398:
4388:
4386:
4382:
4375:
4374:
4370:
4360:
4358:
4346:
4345:
4341:
4322:
4320:
4309:
4308:
4301:
4293:
4289:
4265:
4264:
4260:
4250:
4248:
4247:on May 23, 2009
4238:
4237:
4233:
4223:
4221:
4210:
4209:
4202:
4192:
4190:
4181:
4180:
4176:
4166:
4164:
4154:
4153:
4149:
4139:
4137:
4129:
4125:
4124:
4115:
4110:
4077:
4076:
4075:
4069:grocery store.
4043:
4040:
4035:
4034:
4033:
4017:
3979:
3978:
3975:
3963:
3954:
3949:
3945:
3937:
3933:
3929:
3906:
3904:
3900:
3898:
3861:Locust Street (
3856:
3854:
3850:
3848:
3843:
3841:
3837:
3835:
3830:
3828:
3824:
3822:
3783:
3778:
3765:
3745:
3743:
3739:
3737:
3699:
3697:
3693:
3691:
3661:
3626:Vernon Township
3611:
3582:
3553:
3531:
3506:
3504:
3500:
3498:
3479:
3477:
3473:
3471:
3432:
3426:
3424:
3420:
3418:
3390:
3361:
3347:
3319:
3290:
3254:
3240:
3206:
3204:
3200:
3198:
3162:
3126:
3077:
3039:
3004:
3002:
2998:
2996:
2992:
2990:
2985:
2983:
2979:
2977:
2970:
2965:
2942:
2928:Poyner Township
2919:Elk Run Heights
2861:
2855:
2853:
2849:
2847:
2841:
2834:
2829:
2810:
2808:
2804:
2802:
2760:
2715:
2709:
2707:
2703:
2701:
2696:
2694:
2690:
2688:
2684:
2682:
2646:
2644:
2640:
2638:
2625:
2599:
2585:
2574:
2549:
2512:
2498:
2477:
2463:Shiloh Township
2439:
2402:
2365:
2328:
2294:
2262:
2226:
2197:
2159:
2157:
2153:
2151:
2115:
2109:
2107:
2103:
2101:
2065:US 20 Bus.
2060:
2054:
2052:
2048:
2046:
2042:
2040:
2005:
1973:US 20 Bus.
1968:
1962:
1960:
1956:
1954:
1949:
1947:
1943:
1941:
1937:
1935:
1922:Fulton Township
1895:
1853:
1851:
1847:
1845:
1840:
1838:
1834:
1832:
1791:
1789:
1785:
1783:
1778:
1776:
1772:
1770:
1744:
1738:
1736:
1732:
1730:
1720:
1691:
1689:
1685:
1683:
1678:
1676:
1672:
1670:
1660:
1630:
1619:
1593:
1591:
1587:
1585:
1555:
1553:
1549:
1547:
1542:
1540:
1536:
1534:
1511:
1505:
1503:
1499:
1497:
1487:
1457:
1446:
1435:
1415:Correctionville
1405:
1403:
1399:
1397:
1372:
1370:
1366:
1364:
1354:Correctionville
1341:
1335:
1333:
1329:
1327:
1298:
1296:
1292:
1290:
1266:
1264:
1260:
1258:
1246:
1214:US 20 Bus.
1208:
1206:
1202:
1200:
1195:
1193:
1189:
1187:
1183:
1181:
1174:
1169:
1124:Lakeport Street
1094:US 75 Bus.
1080:
1078:
1074:
1072:
1068:
1062:
1060:
1056:
1054:
1000:
998:
994:
992:
987:
985:
981:
979:
974:
972:
968:
966:
921:
889:
880:US 20 Bus.
868:
864:
855:
809:filming site),
807:Field of Dreams
770:and enters the
571:
545:, crossing the
505:
503:
490:
488:
403:
293:
271:
266:
252:
234:
229:
215:
201:
187:
169:
158:
144:
136:
113:
108:
103:
94:Major junctions
60:
53:
52:
51:U.S. Highway 20
49:
35:
28:
23:
22:
15:
12:
11:
5:
4579:
4577:
4569:
4568:
4563:
4558:
4553:
4548:
4543:
4538:
4533:
4528:
4523:
4518:
4513:
4508:
4503:
4493:
4492:
4487:
4486:
4477:
4472:
4462:
4461:
4421:
4420:
4419:
4418:
4417:
4411:
4403:
4402:External links
4400:
4397:
4396:
4368:
4339:
4335:MeasuringWorth
4329:United States
4317:MeasuringWorth
4299:
4287:
4258:
4231:
4200:
4186:. Des Moines:
4174:
4147:
4132:ESRI shapefile
4112:
4111:
4109:
4106:
4073:
4072:
4071:
4016:
4015:
4014:
4011:
4010:
4007:
4003:
4002:
3999:
3995:
3994:
3989:
3985:
3984:
3981:
3980:
3976:
3969:
3968:
3962:
3959:
3956:
3955:
3953:
3952:
3943:
3930:
3925:
3924:
3918:
3895:
3894:
3888:
3885:
3882:
3876:
3875:
3873:
3820:
3818:
3815:
3811:
3810:
3807:
3804:
3801:
3798:
3794:
3793:
3791:
3788:
3785:
3780:
3774:
3773:
3770:
3762:
3759:
3755:
3754:
3751:
3735:
3732:
3728:
3727:
3721:
3716:
3713:
3709:
3708:
3705:
3689:
3687:
3684:
3680:
3679:
3676:
3658:
3655:
3652:
3649:
3643:
3642:
3640:
3637:
3634:
3631:
3628:
3622:
3621:
3619:
3615:CR Y21 –
3608:
3605:
3602:
3599:
3593:
3592:
3590:
3586:CR Y17 –
3579:
3576:
3573:
3570:
3564:
3563:
3561:
3557:CR Y13 –
3550:
3547:
3544:
3540:
3539:
3536:
3528:
3525:
3522:
3516:
3515:
3512:
3496:
3493:
3489:
3488:
3485:
3469:
3467:
3464:
3461:
3459:Dodge Township
3455:
3454:
3451:
3416:
3413:
3410:
3407:
3401:
3400:
3398:
3394:CR X49 –
3387:
3384:
3381:
3378:
3372:
3371:
3369:
3365:CR X35 –
3358:
3355:
3352:
3349:
3337:
3336:
3334:
3316:
3313:
3310:
3307:
3301:
3300:
3298:
3294:CR D5X –
3287:
3284:
3281:
3278:
3272:
3271:
3269:
3251:
3248:
3245:
3242:
3231:
3225:
3224:
3222:
3196:
3193:
3190:
3187:
3181:
3180:
3174:
3166:CR W40 –
3159:
3156:
3153:
3150:
3144:
3143:
3141:
3123:
3120:
3117:
3113:
3112:
3106:
3103:
3100:
3097:
3094:
3088:
3087:
3085:
3081:CR V65 –
3074:
3071:
3068:
3065:
3060:
3054:
3053:
3051:
3043:CR V51 –
3036:
3033:
3030:
3027:
3021:
3020:
3017:
2975:
2972:
2967:
2961:
2960:
2954:
2946:CR V49 –
2939:
2936:
2933:
2930:
2924:
2923:
2921:
2915:
2912:
2909:
2905:
2904:
2902:
2899:
2896:
2893:
2890:
2884:
2883:
2880:
2845:
2836:
2831:
2825:
2824:
2822:
2800:
2797:
2794:
2790:
2789:
2787:
2784:
2781:
2778:
2774:
2773:
2771:
2757:
2754:
2751:
2748:
2742:
2741:
2738:
2680:
2677:
2674:
2670:
2669:
2666:
2636:
2633:
2630:
2627:
2616:
2610:
2609:
2607:
2603:CR T69 –
2596:
2593:
2590:
2587:
2576:
2564:
2563:
2561:
2553:CR T55 –
2546:
2543:
2540:
2537:
2531:
2530:
2527:
2509:
2506:
2503:
2500:
2488:
2487:
2485:
2481:CR T19 –
2474:
2471:
2468:
2465:
2460:
2454:
2453:
2451:
2443:CR S56 –
2436:
2433:
2430:
2427:
2421:
2420:
2418:
2416:Steamboat Rock
2406:CR D35 –
2399:
2396:
2393:
2390:
2384:
2383:
2380:
2362:
2359:
2356:
2353:
2351:Ellis Township
2347:
2346:
2340:
2332:CR S27 –
2325:
2322:
2319:
2316:
2311:
2305:
2304:
2302:
2298:CR R77 –
2291:
2288:
2285:
2281:
2280:
2277:
2259:
2256:
2253:
2250:
2244:
2243:
2241:
2223:
2220:
2217:
2214:
2208:
2207:
2205:
2201:CR R38 –
2194:
2191:
2188:
2185:
2179:
2178:
2175:
2149:
2146:
2143:
2140:
2134:
2133:
2130:
2099:
2096:
2093:
2090:
2085:
2079:
2078:
2075:
2038:
2035:
2032:
2029:
2023:
2022:
2020:
2002:
1999:
1996:
1993:
1987:
1986:
1983:
1933:
1930:
1927:
1924:
1919:
1913:
1912:
1910:
1892:
1889:
1886:
1883:
1878:
1872:
1871:
1865:
1830:
1827:
1824:
1821:
1819:Cedar Township
1815:
1814:
1811:
1768:
1765:
1762:
1759:
1753:
1752:
1749:
1728:
1725:
1722:
1710:
1709:
1707:
1668:
1665:
1662:
1651:
1645:
1644:
1638:
1634:CR M25 –
1627:
1624:
1621:
1609:
1608:
1605:
1583:
1580:
1577:
1575:Logan Township
1571:
1570:
1567:
1532:
1529:
1526:
1520:
1519:
1516:
1495:
1492:
1489:
1478:
1472:
1471:
1465:
1461:CR L43 –
1454:
1451:
1448:
1437:
1425:
1424:
1421:
1395:
1392:
1388:
1387:
1384:
1362:
1359:
1356:
1350:
1349:
1346:
1325:
1322:
1319:
1313:
1312:
1310:
1288:
1285:
1282:
1276:
1275:
1272:
1256:
1254:
1251:
1248:
1236:
1235:
1232:
1179:
1176:
1171:
1165:
1164:
1158:
1155:
1152:
1149:
1145:
1144:
1142:
1139:
1136:
1133:
1129:
1128:
1125:
1122:
1119:
1116:
1112:
1111:
1108:
1098:Council Bluffs
1052:
1049:
1046:
1043:
1038:
1032:
1031:
1027:
1026:
1020:
964:
962:
959:
956:
954:Missouri River
950:
949:
946:
943:
940:
935:
930:
927:
920:
917:
888:
885:
856:
854:
851:
772:Driftless Area
706:Steamboat Rock
684:north through
583:Missouri River
570:
567:
547:Missouri River
539:Interstate 129
518:
517:
514:
513:
500:
498:
480:
479:
478:
477:
472:
467:
462:
457:
451:
450:
442:
441:
436:
431:
425:
424:
414:
413:
412:Highway system
409:
408:
405:
404:
402:
401:
396:
391:
386:
381:
376:
371:
366:
361:
356:
351:
346:
340:
338:
334:
333:
328:
324:
323:
318:
314:
313:
309:
308:
305:
304:
290:
286:
285:
284:
283:
263:
249:
226:
212:
198:
184:
166:
155:
139:
133:
132:
100:
96:
95:
91:
90:
87:
83:
82:
79:
75:
74:
70:Maintained by
67:
66:
62:
61:
58:
55:
54:
50:
43:
42:
26:
24:
14:
13:
10:
9:
6:
4:
3:
2:
4578:
4567:
4564:
4562:
4559:
4557:
4554:
4552:
4549:
4547:
4544:
4542:
4539:
4537:
4534:
4532:
4529:
4527:
4524:
4522:
4519:
4517:
4514:
4512:
4509:
4507:
4504:
4502:
4501:U.S. Route 20
4499:
4498:
4496:
4485:
4484:
4476:
4471:
4470:
4463:
4460:
4459:U.S. Route 20
4451:
4444:
4435:
4431:
4427:
4426:
4415:
4412:
4409:
4406:
4405:
4401:
4381:
4380:
4372:
4369:
4356:
4355:
4354:The Messenger
4350:
4343:
4340:
4336:
4332:
4319:
4318:
4313:
4306:
4304:
4300:
4296:
4291:
4288:
4283:
4279:
4275:
4271:
4270:
4262:
4259:
4246:
4242:
4235:
4232:
4220:
4219:
4214:
4207:
4205:
4201:
4189:
4185:
4178:
4175:
4163:
4162:
4157:
4151:
4148:
4133:
4128:
4122:
4120:
4118:
4114:
4107:
4105:
4102:
4101:U.S. Highways
4098:
4094:
4090:
4086:
4082:
4070:
4068:
4063:
4059:
4055:
4051:
4050:Iowa 946
4047:
4039:
4030:
4026:
4022:
4021:
4008:
4004:
4000:
3996:
3993:
3990:
3986:
3982:
3973:
3966:
3961:Related route
3960:
3944:
3940:
3932:
3931:
3926:
3923:
3917:
3913:
3896:
3892:
3881:
3877:
3872:
3868:
3864:
3863:Iowa 946
3812:
3795:
3775:
3756:
3729:
3726:
3720:
3710:
3681:
3675:
3671:
3667:
3648:
3644:
3627:
3623:
3618:
3598:
3594:
3589:
3569:
3565:
3560:
3541:
3521:
3517:
3490:
3460:
3456:
3450:
3446:
3442:
3441:Iowa 136
3439:north /
3438:
3406:
3402:
3397:
3377:
3373:
3368:
3348:township line
3346:
3342:
3338:
3333:
3329:
3325:
3306:
3302:
3297:
3277:
3273:
3268:
3264:
3260:
3241:township line
3239:
3235:
3230:
3226:
3221:
3217:
3214:north –
3213:
3212:Iowa 187
3186:
3182:
3179:
3173:
3169:
3149:
3145:
3140:
3136:
3132:
3131:Iowa 150
3114:
3111:
3093:
3089:
3084:
3064:
3059:
3055:
3050:
3049:La Porte City
3046:
3026:
3022:
3015:
3012:south /
3011:
2962:
2959:
2953:
2949:
2929:
2925:
2920:
2906:
2889:
2885:
2879:
2878:La Porte City
2875:
2871:
2868:north /
2867:
2826:
2821:
2817:
2791:
2775:
2770:
2766:
2747:
2743:
2737:
2733:
2730:north –
2729:
2725:
2721:
2671:
2665:
2661:
2657:
2653:
2624:
2620:
2615:
2611:
2606:
2586:township line
2584:
2580:
2573:
2569:
2565:
2560:
2556:
2536:
2532:
2526:
2525:Grundy Center
2522:
2518:
2499:township line
2497:
2493:
2489:
2484:
2464:
2459:
2455:
2450:
2446:
2426:
2425:Clay Township
2422:
2417:
2413:
2409:
2389:
2385:
2379:
2375:
2371:
2352:
2348:
2345:
2339:
2335:
2315:
2310:
2306:
2301:
2282:
2276:
2272:
2268:
2249:
2245:
2240:
2236:
2232:
2213:
2209:
2204:
2184:
2180:
2174:
2170:
2167:south –
2166:
2139:
2135:
2129:
2125:
2121:
2089:
2084:
2080:
2074:
2070:
2066:
2028:
2024:
2019:
2015:
2011:
1992:
1988:
1982:
1978:
1974:
1923:
1918:
1914:
1909:
1905:
1904:Rockwell City
1901:
1882:
1877:
1873:
1870:
1864:
1860:
1820:
1816:
1810:
1806:
1803:south –
1802:
1801:Iowa 471
1799:north /
1798:
1758:
1754:
1721:township line
1719:
1715:
1711:
1706:
1702:
1698:
1697:Iowa 110
1661:township line
1659:
1655:
1650:
1646:
1643:
1637:
1620:township line
1618:
1614:
1610:
1604:
1601:south –
1600:
1576:
1572:
1566:
1562:
1525:
1521:
1488:township line
1486:
1482:
1477:
1473:
1470:
1464:
1447:township line
1445:
1441:
1434:
1430:
1426:
1420:
1416:
1413:north –
1412:
1389:
1383:
1380:south –
1379:
1355:
1351:
1318:
1314:
1309:
1305:
1304:Iowa 140
1281:
1277:
1247:township line
1245:
1241:
1237:
1231:
1227:
1224:north –
1223:
1219:
1215:
1166:
1163:
1162:Iowa 982
1146:
1130:
1113:
1107:
1103:
1099:
1095:
1091:
1087:
1042:
1037:
1033:
1028:
1025:
1019:
1016:south –
1015:
1011:
1007:
955:
951:
924:
918:
916:
912:
910:
905:
903:
897:
893:
886:
884:
881:
877:
872:
867:
861:
852:
850:
848:
844:
840:
839:Iowa 946
836:
832:
828:
824:
820:
816:
812:
808:
804:
800:
796:
792:
783:
779:
777:
773:
769:
765:
761:
757:
753:
752:Iowa 150
748:
746:
742:
738:
734:
730:
726:
722:
718:
714:
709:
707:
703:
699:
695:
691:
687:
683:
679:
675:
671:
667:
663:
659:
655:
651:
646:
644:
640:
636:
635:Rockwell City
633:northwest of
632:
628:
624:
620:
616:
612:
608:
604:
600:
596:
592:
588:
584:
580:
576:
568:
566:
564:
560:
556:
552:
548:
544:
540:
536:
532:
528:
524:
511:
501:
499:
496:
486:
485:
481:
476:
473:
471:
468:
466:
463:
461:
458:
456:
453:
452:
449:
448:
444:
443:
440:
437:
435:
432:
430:
427:
426:
423:
422:
418:
417:
415:
410:
406:
400:
397:
395:
392:
390:
387:
385:
382:
380:
377:
375:
372:
370:
367:
365:
362:
360:
357:
355:
352:
350:
347:
345:
342:
341:
339:
335:
332:
329:
325:
322:
321:United States
319:
315:
310:
306:
303:
299:
291:
289:East end
287:
281:
277:
264:
262:
258:
250:
248:
244:
240:
227:
225:
221:
213:
211:
207:
199:
197:
193:
185:
183:
179:
175:
167:
165:at Sioux City
164:
156:
154:
150:
142:
141:
140:
134:
131:
127:
123:
119:
101:
99:West end
97:
92:
88:
84:
80:
76:
73:
68:
63:
56:
47:
40:
37:
33:
32:U.S. Route 20
19:
4481:
4474:
4467:
4423:
4387:. Retrieved
4378:
4371:
4359:. Retrieved
4357:. Fort Dodge
4352:
4342:
4334:
4323:November 30,
4321:. Retrieved
4315:
4290:
4281:
4280:– via
4267:
4261:
4249:. Retrieved
4245:the original
4234:
4222:. Retrieved
4216:
4193:November 20,
4191:. Retrieved
4177:
4165:. Retrieved
4159:
4150:
4138:. Retrieved
4078:
4049:
4045:
4044:
4018:
4009:1991–present
3948:
3936:
3914:east –
3324:Iowa 38
3267:Central City
3259:Iowa 13
3135:Independence
3105:Independence
3092:Independence
3025:Fox Township
3014:Iowa 27
2952:Gilbertville
2816:Iowa 21
2728:Iowa 58
2720:Iowa 27
2652:Iowa 58
2559:New Hartford
2517:Iowa 14
2169:Webster City
2165:Iowa 17
2138:Webster City
2120:Iowa 17
1617:Silver Creek
1411:Iowa 31
1378:Iowa 31
1088:ends /
1012:west /
1008:west /
945:Destinations
913:
906:
898:
894:
890:
876:Iowa 57
873:
869:
863:
858:
788:
760:Iowa 13
756:Independence
749:
745:Cedar Rapids
725:Iowa 27
717:Iowa 58
710:
698:Iowa 14
666:Webster City
662:Iowa 17
647:
591:run together
572:
541:(I-129) and
526:
522:
521:
510:Iowa 21
445:
419:
89:1926–present
36:
4361:October 18,
4251:October 30,
4161:Google Maps
4062:US 151
3939:Concurrency
3871:US 151
2870:US 218
2732:Cedar Falls
2619:Cedar Falls
2605:Cedar Falls
2575:county line
2521:Parkersburg
2124:Eagle Grove
2010:US 169
1900:Iowa 4
1436:county line
831:US 151
713:Cedar Falls
694:Parkersburg
658:US 169
631:Iowa 4
581:, over the
280:US 151
243:US 218
192:US 169
4495:Categories
4108:References
4093:US 52
4089:Ice Harbor
4058:US 61
4056:along the
3912:US 20
3867:US 61
3666:US 52
3445:Dyersville
3437:US 52
3396:Dyersville
3376:Dyersville
3332:Monticello
3296:Manchester
3276:Manchester
3263:Manchester
3216:Masonville
3168:Quasqueton
2765:US 63
2614:Black Hawk
2583:Black Hawk
2572:Black Hawk
2374:Iowa Falls
2370:US 65
2275:Mason City
2271:Des Moines
2231:US 69
2069:Fort Dodge
2014:Fort Dodge
1981:Fort Dodge
1908:Pocahontas
1859:US 71
1805:Storm Lake
1797:US 71
1705:Storm Lake
1599:US 59
1561:US 59
1222:US 75
1041:Sioux City
1014:US 75
1010:US 20
827:US 61
803:US 52
799:Dyersville
791:expressway
764:Manchester
737:US 63
702:Iowa River
686:Iowa Falls
682:US 65
678:US 65
654:Fort Dodge
619:US 71
615:US 59
595:Sioux City
579:US 75
551:Sioux City
543:US 75
527:US 20
495:US 18
455:Interstate
384:Black Hawk
298:US 20
282:in Dubuque
276:US 61
257:US 52
224:Iowa Falls
220:US 65
196:Fort Dodge
174:US 71
163:US 75
153:Sioux City
126:US 75
122:US 20
4224:April 10,
4167:April 17,
4140:April 17,
3367:Earlville
3045:Dunkerton
2888:Evansdale
2726:) /
2626:city line
2483:Wellsburg
2128:Stratford
2073:Coalville
1809:Lake View
1603:Ida Grove
1382:Smithland
1244:Arlington
919:Exit list
795:Earlville
470:Secondary
4483:Illinois
4469:Nebraska
4425:KML file
4337:series.
4278:12332764
4020:KML file
3988:Location
3950:Unopened
3941:terminus
3922:Illinois
3916:Rockford
3869: /
3782:480.420–
3777:298.519–
3674:Bellevue
3443: –
3328:Delaware
3326: –
3305:Delaware
3261: –
3229:Delaware
3178:Iowa 282
3172:Winthrop
3148:Winthrop
3133: –
3110:Iowa 248
3058:Buchanan
2969:350.961–
2964:218.077–
2958:Iowa 297
2874:Waterloo
2872: –
2833:341.862–
2828:212.423–
2746:Waterloo
2664:UNI-Dome
2519: –
2372: –
2344:Iowa 359
2300:Williams
2269: –
2233: –
2173:Stanhope
2083:Hamilton
2018:Humboldt
2012: –
1977:Moorland
1902: –
1869:Iowa 196
1863:Sac City
1701:Schaller
1642:Iowa 328
1565:Holstein
1524:Holstein
1469:Iowa 403
1429:Woodbury
1308:Kingsley
1096: –
1092: /
1036:Woodbury
1024:Nebraska
929:Location
845:via the
843:Illinois
733:Waterloo
670:Williams
650:Moorland
639:Sac City
611:Holstein
563:Illinois
535:Nebraska
394:Delaware
389:Buchanan
369:Hamilton
344:Woodbury
337:Counties
312:Location
278: /
247:Waterloo
241: /
210:Williams
182:Sac City
124: /
120: /
72:Iowa DOT
4389:May 25,
4158:(Map).
4006:Existed
3992:Dubuque
3887:483.238
3884:300.270
3817:482.443
3814:299.776
3800:481.335
3797:299.088
3784:480.621
3779:298.644
3761:478.257
3758:297.175
3734:476.784
3731:296.260
3725:Iowa 32
3723:Former
3715:476.200
3712:295.897
3686:475.477
3683:295.448
3654:473.649
3651:294.312
3647:Dubuque
3633:469.178
3630:291.534
3604:463.938
3601:288.278
3588:Epworth
3575:457.221
3572:284.104
3568:Epworth
3546:451.089
3543:280.294
3527:449.427
3524:279.261
3495:446.907
3492:277.695
3466:444.227
3463:276.030
3449:Cascade
3412:441.163
3409:274.126
3405:Dubuque
3383:438.430
3380:272.428
3354:428.129
3351:266.027
3312:422.149
3309:262.311
3283:414.001
3280:257.248
3247:410.870
3244:255.303
3234:Prairie
3192:397.196
3189:246.806
3176:Former
3155:388.441
3152:241.366
3119:381.851
3116:237.271
3108:Former
3099:374.612
3096:232.773
3070:363.361
3067:225.782
3032:354.617
3029:220.349
2971:352.203
2966:218.849
2956:Former
2948:Raymond
2935:349.871
2932:217.400
2911:346.789
2908:215.485
2895:343.159
2892:213.229
2835:342.523
2830:212.834
2796:338.989
2793:210.638
2780:336.562
2777:209.130
2753:334.093
2750:207.596
2736:Airport
2722:north (
2676:330.783
2673:205.539
2632:329.034
2629:204.452
2592:323.390
2589:200.945
2542:315.264
2539:195.896
2505:303.976
2502:188.882
2496:Lincoln
2470:291.088
2467:180.874
2432:280.515
2429:174.304
2395:271.392
2392:168.635
2378:Hubbard
2358:260.776
2355:162.039
2342:Former
2338:Buckeye
2321:250.525
2318:155.669
2287:239.395
2284:148.753
2255:235.445
2252:146.299
2239:Belmond
2219:229.595
2216:142.664
2190:223.161
2187:138.666
2145:215.153
2142:133.690
2095:207.836
2092:129.143
2034:189.787
2031:117.928
1998:184.712
1995:114.775
1929:176.214
1926:109.494
1917:Webster
1888:144.630
1876:Calhoun
1826:121.108
1764:104.253
1640:Former
1481:Douglas
1467:Former
1463:Cushing
1444:Douglas
1280:Moville
1230:Le Mars
1160:Former
909:Moville
853:History
815:Epworth
801:(where
668:. Near
607:Moville
555:Dubuque
439:Divided
434:Special
399:Dubuque
364:Webster
359:Calhoun
317:Country
261:Dubuque
86:Existed
4276:
4188:WHO-TV
4067:Hy-Vee
3998:Length
3670:Asbury
3597:Peosta
3559:Farley
3520:Farley
3341:Oneida
3220:Lamont
3139:Vinton
2820:Dysart
2769:Hudson
2656:Hudson
2623:Hudson
2568:Grundy
2492:Colfax
2458:Grundy
2449:Eldora
2445:Ackley
2408:Eldora
2309:Hardin
2235:Jewell
2203:Kamrar
1885:89.869
1823:75.253
1761:64.780
1727:96.295
1724:59.835
1667:92.655
1664:57.573
1654:Eureka
1626:82.147
1623:51.044
1582:73.904
1579:45.922
1531:71.634
1528:44.511
1494:63.452
1491:39.427
1485:Battle
1453:61.044
1450:37.931
1419:Washta
1394:51.542
1391:32.027
1361:51.148
1358:31.782
1324:32.205
1321:20.011
1287:27.695
1284:17.209
1253:25.299
1250:15.720
1240:Banner
1216:west (
1173:6.534–
1168:4.060–
926:County
819:Peosta
817:, and
811:Farley
727:, the
690:Ackley
643:Lytton
603:Lawton
475:Scenic
379:Grundy
374:Hardin
78:Length
4475:Iowa
4408:US 20
4383:(PDF)
3345:Delhi
3083:Jesup
3010:I-380
2866:I-380
2579:Grant
2412:Owasa
2334:Alden
1636:Galva
1613:Galva
1218:IA 12
1175:7.817
1170:4.857
1151:5.486
1148:3.409
1135:4.614
1132:2.867
1118:2.803
1115:1.742
1086:I-129
1048:0.460
1045:0.286
1006:I-129
961:0.000
958:0.000
948:Notes
902:Early
741:I-380
704:near
627:Early
575:I-129
561:into
529:) in
465:State
327:State
239:I-380
222:near
208:near
194:near
178:Early
176:near
118:I-129
4434:help
4430:edit
4391:2012
4363:2018
4325:2023
4274:OCLC
4253:2009
4226:2014
4195:2015
4169:2009
4142:2021
4029:help
4025:edit
3238:Milo
2555:Dike
2535:Dike
2267:I-35
1718:Eden
1714:Cook
1658:Eden
1440:Rock
1090:I-29
942:Exit
829:and
758:and
692:and
674:I-35
641:and
621:and
587:I-29
577:and
531:Iowa
429:List
331:Iowa
206:I-35
180:and
149:I-29
3657:314
3636:311
3607:308
3578:304
3549:300
3415:294
3386:292
3357:285
3315:282
3286:277
3250:275
3195:266
3158:261
3122:254
3102:252
3073:245
3035:240
2839:232
2799:230
2783:229
2756:227
2679:225
2635:224
2595:220
2545:215
2508:208
2473:187
2435:181
2398:175
2361:168
2324:162
2290:155
2258:153
2222:149
2193:145
2148:140
2098:136
2037:124
2001:121
1932:116
1649:Sac
1476:Ida
1433:Ida
762:at
754:at
549:at
354:Sac
349:Ida
300:at
259:in
245:in
151:in
128:at
4497::
4432:•
4351:.
4314:.
4302:^
4215:.
4203:^
4116:^
4027:•
3672:,
3447:,
3330:,
3265:,
3218:,
3170:,
3137:,
3047:,
2974:65
2950:,
2938:66
2914:68
2898:70
2876:,
2843:71
2734:,
2662:,
2658:,
2557:,
2523:,
2447:,
2414:,
2410:,
2376:,
2336:,
2273:,
2237:,
2171:,
2126:,
2071:,
2016:,
1979:,
1906:,
1891:96
1829:82
1807:,
1767:71
1703:,
1417:,
1228:,
1104:,
1100:,
938:km
933:mi
904:.
849:.
813:,
797:,
778:.
747:.
502:→
487:←
460:US
4436:)
4428:(
4393:.
4365:.
4327:.
4255:.
4228:.
4197:.
4171:.
4144:.
4134:)
4130:(
4060:/
4048:(
4031:)
4023:(
3803:—
3787:—
3343:–
3236:–
2621:–
2581:–
2570:–
2494:–
1716:–
1656:–
1615:–
1483:–
1442:–
1431:–
1242:–
1178:4
1154:3
1138:2
1121:1
1051:1
525:(
34:.
20:)
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