Cerro Gordo County, Iowa

Cerro Gordo County is located in north-central Iowa and is home to Clear Lake, a popular summer destination offering opportunities for boating, fishing, and lakeside recreation. Mason City, the county seat and largest community, serves as a major center for the area.

Music enthusiasts may know Mason City as the birthplace of Meredith Willson, the renowned composer and creator of The Music Man. The city is also associated with the nickname “River City,” reflecting its location along the Winnebago River.

Agriculture remains an important part of the local economy, with rolling farmland surrounding the county’s towns and communities. Alongside its agricultural roots, Cerro Gordo County offers a mix of culture, history, and outdoor recreation, providing a variety of experiences for residents and visitors.

CategoryDetails
County NameCerro Gordo County
County SeatMason City
EtymologyNamed after the Battle of Cerro Gordo in the Mexican-American War
Cities, Towns, and CommunitiesMason City, Clear Lake, Rockwell, Thornton, Ventura, Plymouth, Meservey, Dougherty
Interstates and HighwaysInterstate 35, U.S. Highway 18, U.S. Highway 65, Iowa Highway 122
FIPS Code19-033
Total Area (Land and Water)575 square miles (land: 568 sq mi, water: 7 sq mi)
Adjacent Counties (and Direction)Worth County (North), Mitchell County (Northeast), Floyd County (East), Franklin County (South), Hancock County (West)
Time ZoneCentral Time Zone (CST)
StateIowa
Coordinates43.08°N, 93.26°W
Major LandmarksClear Lake, Surf Ballroom, Music Man Square, Lime Creek Nature Center, Central Gardens of North Iowa
Population41,200
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