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Warren County, Iowa facts for kids

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Warren County
New courthouse under construction as of Dec 2021
New courthouse under construction as of Dec 2021
Map of Iowa highlighting Warren 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 1846
Named for Joseph Warren
Seat Indianola
Largest city Indianola
Area
 • Total 573 sq mi (1,480 km2)
 • Land 570 sq mi (1,500 km2)
 • Water 3.5 sq mi (9 km2)  0.6%
Population
 (2020)
 • Total 52,403
 • Density 91.45/sq mi (35.310/km2)
Time zone UTC−6 (Central)
 • Summer (DST) UTC−5 (CDT)
Congressional district 3rd

Warren County is a rural county located in the U.S. state of Iowa. As of the 2020 census, the population was 52,403. The county seat is Indianola.

Warren County is included in the Des MoinesWest Des Moines, IA Metropolitan Statistical Area.

History

Warren County was formed in 1846. It was named for General Joseph Warren, a hero in the American Revolutionary War. The present Warren County Court House was opened in 1939.

Geography

According to the U.S. Census Bureau, the county has a total area of 573 square miles (1,480 km2), of which 570 square miles (1,500 km2) is land and 3.5 square miles (9.1 km2) (0.6%) is water.

Major highways

Adjacent counties

Demographics

Historical population
Census Pop.
1850 961
1860 10,281 969.8%
1870 17,980 74.9%
1880 19,578 8.9%
1890 18,269 −6.7%
1900 20,376 11.5%
1910 18,194 −10.7%
1920 18,047 −0.8%
1930 17,700 −1.9%
1940 17,695 0.0%
1950 17,758 0.4%
1960 20,829 17.3%
1970 27,432 31.7%
1980 34,878 27.1%
1990 36,033 3.3%
2000 40,671 12.9%
2010 46,225 13.7%
2020 52,403 13.4%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2010-2018
WarrenCountyIowaPop2020
Population of Warren County from US census data

2020 census

The 2020 census recorded a population of 52,403 in the county, with a population density of 91.7049/sq mi (35.4075/km2). 95.46% of the population reported being of one race. 89.46% were non-Hispanic White, 0.87% were Black, 3.16% were Hispanic, 0.19% were Native American, 0.73% were Asian, 0.04% were Native Hawaiian or Pacific Islander and 5.55% were some other race or more than one race. There were 20,857 housing units, of which 19,616 were occupied.

2010 census

The 2010 census recorded a population of 46,225 in the county, with a population density of 80.8638/sq mi (31.2217/km2). There were 18,371 housing units, of which 17,262 were occupied.

Communities

Cities

Unincorporated communities

Townships

Warren County has sixteen townships:

  • Allen
  • Belmont
  • Greenfield
  • Jackson
  • Jefferson
  • Liberty
  • Lincoln
  • Linn
  • Otter
  • Palmyra
  • Richland
  • Squaw
  • Union
  • Virginia
  • White Breast
  • White Oak

Population ranking

The population ranking of the following table is based on the 2010 census of Warren County.

county seat

Rank City/Town/etc. Municipal type Population (2010 Census)
1 Des Moines (mostly in Polk County) City 203,433
2 West Des Moines (partially in Dallas and Polk Counties) City 56,009
3 Indianola City 14,782
4 Norwalk (partially in Polk County) City 8,945
5 Carlisle (partially in Polk County) City 3,876
6 Milo City 775
7 Hartford City 771
8 New Virginia City 489
9 Martensdale City 465
10 Lacona City 361
11 Cumming City 351
12 St. Marys City 127
13 Ackworth City 83
t-14 Bevington (partially in Madison County) City 63
t-14 Spring Hill City 63
15 Sandyville City 51
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