Hamilton County | |
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Coordinates: 42°22′55″N 93°42′39″W / 42.381944444444°N 93.710833333333°W | |
Country | United States |
State | Iowa |
Founded | 1856 |
Named for | William W. Hamilton |
Seat | Webster City |
Largest city | Webster City |
Area | |
• Total | 578 sq mi (1,500 km2) |
• Land | 577 sq mi (1,490 km2) |
• Water | 0.8 sq mi (2 km2) 0.1% |
Population (2020) | |
• Total | 15,039 |
• Estimate (2023) | 14,729 |
• Density | 26/sq mi (10/km2) |
Time zone | UTC−6 (Central) |
• Summer (DST) | UTC−5 (CDT) |
Congressional district | 4th |
Website | www |
Hamilton County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 15,039.[1] The county seat is Webster City.[2] The county was named to honor William W. Hamilton, a President of the Iowa State Senate.[3]