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Iowa Road Map

Written and Fact-checked by | Updated On: April 03, 2026 | 15:15 ET

Iowa Road Map showing the state routes, US highways, interstate highways, major roads, local connecting Road, secondary Road, important local road of the Iowa.

Iowa Roads and Highways Map

Iowa Road Map Showing Highways About Map: Map showing major roads, local connecting Road, secondary Road, Important Local Road of the Iowa, United States.

PDF Map - Iowa Road & Highways Map

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Roads and Highways in Iowa

Iowa has a well-organized road network that supports agriculture, commerce, and regional travel across the Midwest. Major interstate highways such as I-35, I-80, I-29, and I-74 connect cities like Des Moines, Cedar Rapids, Davenport, and Sioux City. U.S. and state highways extend throughout rural areas, linking farms, small towns, and regional centers. These roads are essential for moving goods, especially agricultural products, while also supporting daily commuting and statewide connectivity across Iowa’s largely flat landscape.

Major Highways in Iowa

HighwayTypeRoute DirectionConnects
I-35Interstate±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³óDes Moines, Ames
I-80Interstate·¡²¹²õ³Ù–W±ð²õ³ÙDavenport, Des Moines, Council Bluffs
I-29Interstate±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³óCouncil Bluffs, Sioux City
I-74Interstate·¡²¹²õ³Ù–W±ð²õ³ÙDavenport, Bettendorf
I-235Interstate·¡²¹²õ³Ù–W±ð²õ³ÙDes Moines metro
US 20U.S. Highway·¡²¹²õ³Ù–W±ð²õ³ÙWaterloo, Sioux City
US 30U.S. Highway·¡²¹²õ³Ù–W±ð²õ³ÙAmes, Cedar Rapids
US 61U.S. Highway±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³óDavenport, Dubuque
US 65U.S. Highway±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³óMason City, Des Moines
IA 141State Highway·¡²¹²õ³Ù–W±ð²õ³ÙDes Moines region
IA 163State Highway·¡²¹²õ³Ù–W±ð²õ³ÙDes Moines, Ottumwa
IA 27State Highway±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³óEastern Iowa corridor
IA 330State Highway±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³óDes Moines, Marshalltown

Interstate Highways in Iowa

InterstateRoute DirectionKey Cities Connected
I-29±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³óCouncil Bluffs, Sioux City
I-35±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³óDes Moines, Ames
I-74·¡²¹²õ³Ù–W±ð²õ³ÙDavenport, Bettendorf
I-80·¡²¹²õ³Ù–W±ð²õ³ÙDavenport, Des Moines, Council Bluffs
I-235·¡²¹²õ³Ù–W±ð²õ³ÙDes Moines metro
I-280LoopDavenport area
I-380±·´Ç°ù³Ù³ó–S´Ç³Ü³Ù³óCedar Rapids, Iowa City

Road Network in Iowa

Iowa’s road network includes interstate highways for efficient cross-state travel, U.S. highways connecting regional centers, and state highways serving local communities. Local and rural roads provide vital access to farms, small towns, and agricultural areas, supporting both daily travel and economic activity.

Road TypeDescriptionApprox. Length
Interstate HighwaysHigh-speed corridors800 miles
U.S. HighwaysRegional connectors3,800 miles
State HighwaysStatewide routes9,200 miles
Local RoadsCity streets85,000+ miles
Rural RoadsFarm access70,000+ miles

Iowa Roads & Highways Facts

StateIowa
Total Road Network168,000+ miles
Interstate Mileage800 miles
State Highway System9,200 miles
Total Lane Miles230,000+ miles
Major Interstate RoutesI-29, I-35, I-74, I-80
Key AuthorityIowa Department of Transportation
Number of Interstates7
Major UsesAgriculture, freight
Urban Road NetworkModerate metro grids
Longest InterstateI-80
Longest U.S. HighwayUS 20