Hardin County, Iowa facts for kids
Quick facts for kids
Hardin County
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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 | 1851 |
| Named for | John J. Hardin |
| Seat | Eldora |
| Largest city | Iowa Falls |
| Area | |
| • Total | 570 sq mi (1,500 km2) |
| • Land | 569 sq mi (1,470 km2) |
| • Water | 0.7 sq mi (2 km2) 0.1% |
| Population
(2020)
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| • Total | 16,878 |
| • Estimate
(2023)
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16,463  |
| • Density | 29.61/sq mi (11.43/km2) |
| Time zone | UTC−6 (Central) |
| • Summer (DST) | UTC−5 (CDT) |
| Congressional district | 4th |
Hardin County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 16,878. The county seat is Eldora. The county was named in honor of Col. John J. Hardin, of Illinois, who was killed in the Mexican–American War.
Contents
History
Hardin County was formed in 1851. It was named after Colonel John J. Hardin, who died in the Mexican–American War.
In its history the county has had three courthouses. The first was a small wood-framed building, which burned down in the 1850s. The second courthouse was a two-story building and stood on the site of the current office of the county sheriff. The third and present courthouse was constructed in 1892 and opened on September 19, 1893. The structure was listed on the National Register of Historic Places in 1981.
Hardin County, along with Story County, was also a primary filming location for the 1996 movie Twister, starring Bill Paxton and Helen Hunt.
Geography
According to the U.S. Census Bureau, the county has a total area of 570 square miles (1,500 km2), of which 569 square miles (1,470 km2) is land and 0.7 square miles (1.8 km2) (0.1%) is water.
Major highways
U.S. Highway 20
U.S. Highway 65
Iowa Highway 57
Iowa Highway 175
Adjacent counties
- Franklin County (north)
- Butler County (northeast)
- Grundy County (east)
- Marshall County (southeast)
- Story County (southwest)
- Hamilton County (west)
- Wright County, Iowa (northwest)
Demographics
| Historical population | |||
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| Census | Pop. | %± | |
| 1860 | 5,440 | — | |
| 1870 | 13,684 | 151.5% | |
| 1880 | 17,807 | 30.1% | |
| 1890 | 19,003 | 6.7% | |
| 1900 | 22,794 | 19.9% | |
| 1910 | 20,921 | −8.2% | |
| 1920 | 23,337 | 11.5% | |
| 1930 | 22,947 | −1.7% | |
| 1940 | 22,530 | −1.8% | |
| 1950 | 22,218 | −1.4% | |
| 1960 | 22,533 | 1.4% | |
| 1970 | 22,248 | −1.3% | |
| 1980 | 21,776 | −2.1% | |
| 1990 | 19,094 | −12.3% | |
| 2000 | 18,812 | −1.5% | |
| 2010 | 17,534 | −6.8% | |
| 2020 | 16,878 | −3.7% | |
| 2023 (est.) | 16,463 | −6.1% | |
| U.S. Decennial Census 1790-1960 1900-1990 1990-2000 2010-2018 |
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2020 census
The 2020 census recorded a population of 16,878 in the county, with a population density of 29.1426/sq mi (11.2520/km2). 95.71% of the population reported being of one race. There were 8,032 housing units, of which 7,070 were occupied.
| Race | Num. | Perc. |
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| White (NH) | 15,292 | 90.6% |
| Black or African American (NH) | 144 | 0.9% |
| Native American (NH) | 25 | 0.15% |
| Asian (NH) | 86 | 0.51% |
| Pacific Islander (NH) | 2 | .01% |
| Other/Mixed (NH) | 511 | 3.03% |
| Hispanic or Latino | 818 | 5% |
2010 census
The 2010 census recorded a population of 17,534 in the county, with a population density of 30.8014/sq mi (11.8925/km2). There were 8,224 housing units, of which 7,296 were occupied.
Communities
Cities
Census-designated place
Other unincorporated communities
Townships
- Alden
- Buckeye
- Clay
- Concord
- Eldora
- Ellis
- Etna
- Grant
- Hardin
- Jackson
- Pleasant
- Providence
- Sherman
- Tipton
- Union
Population ranking
The population ranking of the following table is based on the 2020 census of Hardin County.
† county seat
| Rank | City/Town/etc. | Municipal type | Population (2020 Census) |
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| 1 | Iowa Falls | City | 5,106 |
| 2 | † Eldora | City | 2,663 |
| 3 | Ackley (partially in Franklin County) | City | 1,599 |
| 4 | Hubbard | City | 860 |
| 5 | Alden | City | 763 |
| 6 | Radcliffe | City | 555 |
| 7 | Union | City | 399 |
| 8 | Steamboat Rock | City | 264 |
| 9 | New Providence | City | 236 |
| 10 | Whitten | City | 100 |
| 11 | Garden City | CDP | 100 |
| 12 | Buckeye | City | 86 |
| 13 | Owasa | City | 34 |
See also
In Spanish: Condado de Hardin (Iowa) para niños
