Marshall County, Iowa

Marshall County is located in central Iowa, with Marshalltown serving as the county seat. The Iowa River runs through the county and provides plenty of recreational opportunities.

Marshalltown’s Main Street features the historic Tallcorn Towers, which was once the tallest building in Iowa. Grimes Farm and Nature Center is a peaceful spot to relax or enjoy a hike.

With about 40,000 residents, Marshall County combines agriculture with manufacturing. The Meskwaki Settlement, Iowa’s only Native American settlement, is also partially located within Marshall County.

CategoryDetails
County NameMarshall County
County SeatMarshalltown
EtymologyNamed after John Marshall, Chief Justice of the United States Supreme Court
Cities, Towns, and CommunitiesMarshalltown, State Center, Gilman, and several unincorporated communities
Interstates and HighwaysU.S. Highway 30, U.S. Highway 65, Iowa Highway 14
FIPS Code19-127
Total Area (Land and Water)573 square miles (land: 571 sq mi, water: 2 sq mi)
Adjacent Counties (and Direction)Jasper County (South), Tama County (East), Story County (West), Hardin County (Northwest), Grundy County (North)
Time ZoneCentral Time Zone (CST)
Population40,000
StateIowa
Coordinates42.05°N, 92.92°W
Major LandmarksThe Marshall County Historical Society Museum, the Iowa Veterans Home, and Grimes Farm and Nature Center
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