Hamilton County, Iowa

Hamilton County, Iowa
Location in the state of Iowa
Iowa's location in the U.S.
Founded	1856
Seat	Webster City
Area  - Total  - Land  - Water	577.44 sq mi (1,496 km²) 576.68 sq mi (1,494 km²) 0.76<1 sq mi (1 km²), 0.13%
Population  - (2010)  - Density	15,673 27/sq mi (10/km²)
Time zone	Central: UTC-6/-5
Website	www.hamiltoncounty.org
Footnotes: Population

Hamilton County is a county located in the U.S. state of Iowa. The population was 15,673 in the 2010 census, a decline from 16,438 in the 2000 census. The county seat is Webster City. It was named in honor of William W. Hamilton, who served as President of the Iowa State Senate.

Geography

According to the 2000 census, the county has a total area of 577.44 square miles (1,495.6 km²), of which 576.68 square miles (1,493.6 km²) (or 99.87%) is land and 0.76 square miles (2.0 km²) (or 0.13%) 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 populations
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%
Iowa Data Center

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

2000 Census Age Pyramid for Hamilton County

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.

Cities and towns

Blairsburg Ellsworth Jewell Junction

Kamrar Randall

Stanhope Stratford

Webster City Williams

See also

• National Register of Historic Places listings in Hamilton County, Iowa

External links

• Hamilton County, Iowa Portal style website, Government, Recreation and more