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Henry County, Iowa facts for kids

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Henry County
U.S. county
Henry County Courthouse
Henry County Courthouse
Map of Iowa highlighting Henry County
Location within the U.S. state of Iowa
Map of the United States highlighting Iowa
Iowa's location within the U.S.
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)
 • Total 20,482
 • Estimate 
(2023)
 19,547 Decrease
 • 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.

History

Henry County was formed on December 7, 1836, under the jurisdiction of Wisconsin Territory, and became a part of Iowa Territory when the Iowa Territory was formed on July 4, 1838. It was named for General Henry Dodge.

The county's first courthouse was built in 1839–1840. A larger courthouse was built in 1871, and the present courthouse was raised in the twentieth century, being placed into service on August 4, 1914.

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

  • US 34.svg U.S. Highway 34
  • US 218.svg Elongated circle 27.svg U.S. Highway 218/Iowa Highway 27
  • Elongated circle 16.svg Iowa Highway 16
  • Elongated circle 78.svg Iowa Highway 78

Transit

  • Mount Pleasant station

Adjacent counties

Demographics

Historical population
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%
2023 (est.) 19,547 −3.0%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2010-2018
HenryCountyIowaPop2020
Population of Henry County from US census data

2020 census

HenryCountyIA2022PopPyr
2022 US Census population pyramid for Henry County from ACS 5-year estimates

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. There were 8,398 housing units, of which 7,746 were occupied.

Henry County Racial Composition
Race Num. Perc.
White (NH) 17,643 86.14%
Black or African American (NH) 501 2.44%
Native American (NH) 60 0.3%
Asian (NH) 451 2.2%
Pacific Islander (NH) 8 .04%
Other/Mixed (NH) 736 3.6%
Hispanic or Latino 1,083 5.3%

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

Townships

  • Baltimore
  • Canaan
  • Center
  • Jackson
  • Jefferson
  • Marion
  • New London
  • Salem
  • Scott
  • Tippecanoe
  • Trenton
  • Wayne

Population ranking

The population ranking of the following table is based on the 2020 census of Henry County.

† county seat

Rank City/Town/etc. Municipal type Population (2020 Census)
1 † Mount Pleasant City 9,274
2 New London City 1,910
3 Winfield City 1,033
4 Wayland City 964
5 Salem City 394
6 Olds City 192
7 Hillsboro City 163
8 Mount Union CDP 120
9 Rome City 114
10 Westwood City 101
11 Coppock (partially in Jefferson and Washington Counties) City 36

Education

School districts include:

  • Danville Community School District
  • Fairfield Community School District
  • Fort Madison Community School District
  • Mount Pleasant Community School District
  • New London Community School District
  • Van Buren County Community School District
  • Waco Community School District
  • Winfield-Mount Union Community School District

Former school districts:

  • Harmony Community School District

See also

Kids robot.svg In Spanish: Condado de Henry (Iowa) para niños

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