Founded 1856 Website www.hamiltoncounty.org Population 15,312 (2013) Unemployment rate 4.1% (Apr 2015) | Area 1,497 km² | |
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Rivers Boone River, South Skunk River, Squaw Creek Points of interest Little Wall Lake Park, Briggs Woods Park, Hemken Collection, Bells Mill Park, Backcountry Winery | ||
Hamilton County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 15,673. The county seat is Webster City. The county was named in honor of William W. Hamilton, who served as President of the Iowa State Senate.
Contents
- Map of Hamilton County IA USA
- Geography
- Major highways
- Adjacent counties
- 2010 census
- 2000 census
- Population ranking
- References
Map of Hamilton County, IA, USA
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
Adjacent counties
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.
2000 census
As of the census of 2000, there were 16,438 people, 6,692 households, and 4,597 families residing in the county. The population density was 28 people per square mile (11/km²). There were 7,082 housing units at an average density of 12 per square mile (5/km²). The racial makeup of the county was 96.71% White, 0.23% Black or African American, 0.20% Native American, 1.46% Asian, 0.01% Pacific Islander, 0.61% from other races, and 0.78% from two or more races. 1.42% of the population were Hispanic or Latino of any race.
There were 6,692 households out of which 30.60% had children under the age of 18 living with them, 57.90% were married couples living together, 7.60% had a female householder with no husband present, and 31.30% were non-families. 27.50% of all households were made up of individuals and 13.60% had someone living alone who was 65 years of age or older. The average household size was 2.43 and the average family size was 2.95.
In the county, the population was spread out with 25.40% under the age of 18, 7.10% from 18 to 24, 27.10% from 25 to 44, 22.40% from 45 to 64, and 18.00% who were 65 years of age or older. The median age was 39 years. For every 100 females there were 98.00 males. For every 100 females age 18 and over, there were 94.80 males.
The median income for a household in the county was $38,658, and the median income for a family was $45,771. Males had a median income of $30,579 versus $23,595 for females. The per capita income for the county was $18,801. About 4.30% of families and 6.30% of the population were below the poverty line, including 7.70% of those under age 18 and 5.50% of those age 65 or over.
Population ranking
The population ranking of the following table is based on the 2010 census of Hamilton County.
† county seat