Hamilton County, Iowa facts for kids
Quick facts for kids
Hamilton County
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Hamilton County Courthouse
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Location within the U.S. state of Iowa
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 Iowa's location within the U.S. |
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| Country |  United States |
| State |  Iowa |
| Founded | 1856 |
| 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)
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| • Total | 15,039 |
| • Density | 26.019/sq mi (10.046/km2) |
| Time zone | UTC−6 (Central) |
| • Summer (DST) | UTC−5 (CDT) |
| Congressional district | 4th |
Hamilton County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 15,039. The county seat is Webster City. The county was named to honor William W. Hamilton, a President of the Iowa State Senate.
Contents
Geography
According to the U.S. Census Bureau, the county has a total area of 578 square miles (1,500 km2), of which 577 square miles (1,490 km2) is land and 0.8 square miles (2.1 km2) (0.1%) is water.
Major highways
Interstate 35
U.S. Highway 20
U.S. Highway 69
Iowa Highway 17
Iowa Highway 175
Adjacent counties
- Wright County (north)
- Hardin County (east)
- Story County (southeast)
- Boone County (southwest)
- Webster County (west)
Demographics
| Historical population | |||
|---|---|---|---|
| Census | Pop. | %± | |
| 1860 | 1,699 | — | |
| 1870 | 6,055 | 256.4% | |
| 1880 | 11,252 | 85.8% | |
| 1890 | 15,319 | 36.1% | |
| 1900 | 19,514 | 27.4% | |
| 1910 | 19,242 | −1.4% | |
| 1920 | 19,531 | 1.5% | |
| 1930 | 20,978 | 7.4% | |
| 1940 | 19,922 | −5.0% | |
| 1950 | 19,660 | −1.3% | |
| 1960 | 20,032 | 1.9% | |
| 1970 | 18,383 | −8.2% | |
| 1980 | 17,862 | −2.8% | |
| 1990 | 16,071 | −10.0% | |
| 2000 | 16,438 | 2.3% | |
| 2010 | 15,673 | −4.7% | |
| 2020 | 15,039 | −4.0% | |
| U.S. Decennial Census 1790-1960 1900-1990 1990-2000 2010-2018 |
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2020 census
The 2020 census recorded a population of 15,039 in the county, with a population density of 25.9672/sq mi (10.0260/km2). 94.75% of the population reported being of one race. 77.23% were non-Hispanic White, 0.68% were Black, 9.74% were Hispanic, 0.51% were Native American, 2.12% were Asian and 9.71% were some other race or more than one race. There were 7,037 housing units, of which 6,283 were occupied.
2010 census
The 2010 census recorded a population of 15,673 in the county, with a population density of 27.1780/sq mi (10.4935/km2). There were 7,219 housing units, of which 6,540 were occupied.
Communities
Population ranking
The population ranking of the following table is based on the 2010 census of Hamilton County.
† county seat
| Rank | City/Town/etc. | Municipal type | Population (2010 Census) |
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| 1 | † Webster City | City | 8,070 |
| 2 | Jewell Junction | City | 1,215 |
| 3 | Stratford (partially in Webster County) | City | 743 |
| 4 | Ellsworth | City | 531 |
| 5 | Stanhope | City | 422 |
| 6 | Williams | City | 344 |
| 7 | Blairsburg | City | 215 |
| 8 | Kamrar | City | 199 |
| 9 | Randall | City | 173 |
See also
In Spanish: Condado de Hamilton (Iowa) para niños
