Henry County, Iowa facts for kids
Quick facts for kids
Henry County
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Henry 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 | December 7, 1836 |
Named for | Henry Dodge |
Seat | Mount Pleasant |
Largest city | Mount Pleasant |
Area | |
• Total | 437 sq mi (1,130 km2) |
• Land | 434 sq mi (1,120 km2) |
• Water | 2.2 sq mi (6 km2) 0.5% |
Population
(2020)
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• Total | 20,482 |
• Density | 46.87/sq mi (18.096/km2) |
Time zone | UTC−6 (Central) |
• Summer (DST) | UTC−5 (CDT) |
Congressional district | 2nd |
Henry County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 20,482. The county seat is Mount Pleasant. The county was named for General Henry Dodge, governor of Wisconsin Territory.
Contents
History
Henry County was formed on December 7, 1836 under the jurisdiction of Wisconsin Territory, and became a part of Iowa Territory when it was formed on July 4, 1838. It was named for General Henry Dodge.
In 1839, construction of the first courthouse was begun and completed in 1840. In 1871, construction of a second courthouse began and on August 4, 1914, the third courthouse was completed which is still presently used as such.
Geography
According to the U.S. Census Bureau, the county has a total area of 437 square miles (1,130 km2), of which 434 square miles (1,120 km2) is land and 2.2 square miles (5.7 km2) (0.5%) is water.
Major highways
- U.S. Highway 34
- U.S. Highway 218/Iowa Highway 27
- Iowa Highway 16
- Iowa Highway 78
Adjacent counties
- Washington County (north)
- Louisa County (northeast)
- Des Moines County (east)
- Lee County (south)
- Van Buren County (southwest)
- Jefferson County (west)
Demographics
Historical population | |||
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Census | Pop. | %± | |
1850 | 8,707 | — | |
1860 | 18,701 | 114.8% | |
1870 | 21,463 | 14.8% | |
1880 | 20,986 | −2.2% | |
1890 | 18,895 | −10.0% | |
1900 | 20,022 | 6.0% | |
1910 | 18,640 | −6.9% | |
1920 | 18,298 | −1.8% | |
1930 | 17,660 | −3.5% | |
1940 | 17,994 | 1.9% | |
1950 | 18,708 | 4.0% | |
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% | |
2020 | 20,482 | 1.7% | |
U.S. Decennial Census 1790-1960 1900-1990 1990-2000 2010-2018 |
2020 census
The 2020 census recorded a population of 20,482 in the county, with a population density of 46.9453/sq mi (18.1257/km2). 95.23% of the population reported being of one race. 82.55% were non-Hispanic White, 2.47% were Black, 5.29% were Hispanic, 0.42% were Native American, 2.21% were Asian, 0.04% were Native Hawaiian or Pacific Islander and 7.03% were some other race or more than one race. There were 8,398 housing units, of which 7,746 were occupied.
2010 census
The 2010 census recorded a population of 20,145 in the county, with a population density of 47.4625/sq mi (18.3254/km2). There were 8,280 housing units, of which 7,666 were occupied.
Communities
Cities
Unincorporated communities
- Swedesburg
- Oakland Mills
- Tippecanoe
Population ranking
The population ranking of the following table is based on the 2010 census of Henry County.
† county seat
Rank | City/Town/etc. | Municipal type | Population (2010 Census) |
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1 | † Mount Pleasant | City | 8,668 |
2 | New London | City | 1,897 |
3 | Winfield | City | 1,134 |
4 | Wayland | City | 966 |
5 | Salem | City | 383 |
6 | Olds | City | 229 |
7 | Hillsboro | City | 180 |
8 | Rome | City | 117 |
9 | Westwood | City | 112 |
10 | Mount Union | City | 107 |
11 | Coppock (partially in Jefferson and Washington Counties) | City | 47 |
See also
In Spanish: Condado de Henry (Iowa) para niños