Henry County, Iowa
The Henry County Courthouse in Mount Pleasant, listed on the NRHP since 1981 |
|
administration | |
---|---|
US state : | Iowa |
Administrative headquarters : | Mount Pleasant |
Address of the administrative headquarters: |
County Courthouse P.O. Box 149 Mount Pleasant, IA 52641-0149 |
Foundation : | December 7, 1836 |
Made up from: | Des Moines County |
Area code : | 001 319 |
Demographics | |
Residents : | 20,145 (2010) |
Population density : | 17.9 inhabitants / km 2 |
geography | |
Total area : | 1131 km² |
Water surface : | 6 km² |
map | |
Website : www.henrycountyiowa.us |
The Henry County is a county in the US state of Iowa . At the 2010 census , the county had 20,145 people and a population density of 17.9 people per square kilometer. The county seat is Mount Pleasant .
geography
The county is located almost in the extreme southeast of Iowa, is about 35 km to the east from the Mississippi , which forms the border with Illinois . To the south, Missouri is around 25 miles away. Henry County covers an area of 1,131 square kilometers, of which six square kilometers are water. It borders on the following neighboring counties:
Washington County | Louisa County | |
Jefferson County | Des Moines County | |
Van Buren County | Lee County |
history
Henry County was formed on December 7, 1836 on what was then the Wisconsin Territory . It was named either after General James Dougherty Henry or General Henry Dodge .
In 1839 construction began on the first courthouse, which was completed in 1840. Construction of the second courthouse began in 1871 and the third courthouse, which is still in use today, was completed on August 4, 1914.
The county's 46 sites and structures are on the National Register of Historic Places .
Demographic data
growth of population | |||
---|---|---|---|
Census | Residents | ± in% | |
1840 | 3772 | - | |
1850 | 8707 | 130.8% | |
1860 | 18,701 | 114.8% | |
1870 | 21,463 | 14.8% | |
1880 | 20,986 | -2.2% | |
1890 | 18,895 | -10% | |
1900 | 20,022 | 6% | |
1910 | 18,640 | -6.9% | |
1920 | 18,298 | -1.8% | |
1930 | 17,660 | -3.5% | |
1940 | 17,994 | 1.9% | |
1950 | 18,708 | 4% | |
1960 | 18,187 | -2.8% | |
1970 | 18,114 | -0.4% | |
1980 | 18,890 | 4.3% | |
1990 | 19,226 | 1.8% | |
2000 | 20,336 | 5.8% | |
2010 | 20,145 | -0.9% | |
Before 1900 1900–1990 2000–2010 |
As of the 2010 census , Henry County had 20,145 people in 8,028 households. The population density was 17.9 inhabitants per square kilometer.
The racial the population was composed of 92.1 percent white, 2.2 percent African American, 0.3 percent Native American, 2.3 percent Asian and other ethnic groups; 1.6 percent were descended from two or more races. Regardless of ethnicity, 3.8 percent of the population was Hispanic or Latino of any race.
Statistically, 2.44 people lived in each of the 8,028 households.
23.2 percent of the population were under 18 years old, 60.8 percent were between 18 and 64 and 16.0 percent were 65 years or older. 48.8 percent of the population was female.
The median income for a household was 43,887 USD . The per capita income was $ 23,838. 15.8 percent of the population lived below the poverty line
Henry County localities
1 - partially in Jefferson and Washington Counties
structure
Henry County is divided into 12 townships :
The city of Mount Pleasant does not belong to any township.
Individual evidence
- ↑ Extract from the National Register of Historic Places - No. 81000244.Retrieved April 15, 2012
- ↑ GNIS-ID: 465232. Retrieved on February 24, 2011 (English).
- ↑ a b c U.S. Census Bureau, State & County QuickFacts - Henry County, IA ( July 11, 2011 memento on WebCite ) Retrieved April 15, 2012
- ^ National Association of Counties.Retrieved December 29, 2011
- ↑ Search mask database in the National Register Information System. National Park Service , accessed August 26, 2017.
- ^ US Census Bureau - Census of Population and Housing.Retrieved March 15, 2011
- ^ Extract from Census.gov.Retrieved February 16, 2011
- ↑ 2010 US Census Iowa Township and Other Subdivision Population. Retrieved July 23, 2019 .
Web links
Coordinates: 40 ° 59 ′ N , 91 ° 33 ′ W