Cerro Gordo County

Also known as Cerro Gordo County, Iowa, Cerro Gordo County, IA

county in Iowa, United States

Key facts

Country: United States
State: Iowa
Named after: Battle of Cerro Gordo
Seat: Mason City
Largest city: Mason City
Total: 575 sq mi (1,490 km )
Land: 568 sq mi (1,470 km )
Water: 6.8 sq mi (18 km ) 1.2%
Estimate 2025: 42,372
Density: 75.9/sq mi (29.3/km )
Time zone: UTC−6 ( Central )
Summer dst: UTC−5 ( CDT )
Congressional district

Article

Cerro Gordo County (/ˈsɛroʊ ˈɡɔːrdoʊ/; Spanish: [ˈsero ˈɣoɾðo]) is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 43,127. Its county seat is Mason City. The county is named for the Battle of Cerro Gordo, which took place during the Mexican–American War. The county is part of the Mason City, IA Micropolitan Statistical Area.

History