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| Poweshiek County, Iowa | |
 Poweshiek County Courthouse
| |
 Location in the state of Iowa | |
 Iowa's location in the U.S. | |
| Founded | 1843 |
|---|---|
| Named for | Poweshiek, Meskwaki chief |
| Seat | Montezuma |
| Largest city | Grinnell |
| Area - Total - Land - Water |
586 sq mi (1,518 km²) 585 sq mi (1,515 km²) 1.1 sq mi (3 km²), 0.2 |
| Population - (2020) - Density |
18,662 |
| Congressional district | 1st |
| Time zone | Central: UTC-6/-5 |
| Website | https://poweshiekcounty.org/ |
Poweshiek County is a county in the southeastern part of the U.S. state of Iowa. As of the 2020 census, the population was 18,662.[1] The county seat is Montezuma.[2] The county is named for the chief of the Fox tribe who signed the treaty ending the Black Hawk War. It lies along Interstate 80 between Des Moines and Iowa City. Poweshiek County's largest city is Grinnell.
History[]
Poweshiek County was formed in 1843. It was named for Meskwaki Chief Poweshiek (1791–1854),[3] a chief of the Fox Indian people.[4] The Poweshiek County Courthouse, completed in 1859, is listed on the National Register of Historic Places.[5]
Government and infrastructure[]
County business is overseen by three elected county supervisors. The county website provides names and contact information for the current supervisors.[6]
| Year | Republican | Democratic | Third party | |||
|---|---|---|---|---|---|---|
| No. | % | No. | % | No. | % | |
| 2020 | 5,657 | 55.79% | 4,306 | 42.47% | 177 | 1.75% |
| 2016 | 4,946 | 50.30% | 4,304 | 43.77% | 583 | 5.93% |
| 2012 | 4,424 | 44.35% | 5,357 | 53.70% | 194 | 1.94% |
| 2008 | 4,340 | 43.26% | 5,519 | 55.01% | 174 | 1.73% |
| 2004 | 4,965 | 49.20% | 5,043 | 49.98% | 83 | 0.82% |
| 2000 | 4,396 | 48.95% | 4,222 | 47.02% | 362 | 4.03% |
| 1996 | 3,221 | 39.21% | 4,183 | 50.93% | 810 | 9.86% |
| 1992 | 3,245 | 35.87% | 4,056 | 44.83% | 1,746 | 19.30% |
| 1988 | 3,683 | 42.70% | 4,876 | 56.53% | 66 | 0.77% |
| 1984 | 4,715 | 53.04% | 4,103 | 46.16% | 71 | 0.80% |
| 1980 | 4,598 | 50.52% | 3,529 | 38.77% | 975 | 10.71% |
| 1976 | 4,194 | 48.01% | 4,360 | 49.91% | 181 | 2.07% |
| 1972 | 4,785 | 55.33% | 3,718 | 42.99% | 145 | 1.68% |
| 1968 | 4,470 | 55.10% | 3,250 | 40.06% | 392 | 4.83% |
| 1964 | 3,109 | 37.31% | 5,213 | 62.55% | 12 | 0.14% |
| 1960 | 5,232 | 58.76% | 3,671 | 41.23% | 1 | 0.01% |
| 1956 | 5,145 | 58.81% | 3,602 | 41.17% | 2 | 0.02% |
| 1952 | 6,105 | 64.28% | 3,318 | 34.93% | 75 | 0.79% |
| 1948 | 3,888 | 46.37% | 4,324 | 51.57% | 173 | 2.06% |
| 1944 | 4,186 | 49.47% | 4,234 | 50.04% | 41 | 0.48% |
| 1940 | 4,773 | 49.66% | 4,794 | 49.88% | 44 | 0.46% |
| 1936 | 4,037 | 44.88% | 4,745 | 52.75% | 214 | 2.38% |
| 1932 | 3,490 | 41.77% | 4,649 | 55.64% | 216 | 2.59% |
| 1928 | 5,212 | 63.95% | 2,787 | 34.20% | 151 | 1.85% |
| 1924 | 4,414 | 53.57% | 1,428 | 17.33% | 2,397 | 29.09% |
| 1920 | 5,806 | 71.41% | 2,125 | 26.14% | 199 | 2.45% |
| 1916 | 2,748 | 57.39% | 1,880 | 39.26% | 160 | 3.34% |
| 1912 | 902 | 19.85% | 1,631 | 35.89% | 2,012 | 44.27% |
| 1908 | 2,794 | 59.73% | 1,661 | 35.51% | 223 | 4.77% |
| 1904 | 3,137 | 67.48% | 1,212 | 26.07% | 300 | 6.45% |
| 1900 | 3,199 | 63.05% | 1,765 | 34.79% | 110 | 2.17% |
| 1896 | 2,969 | 58.49% | 2,013 | 39.66% | 94 | 1.85% |
| 1892 | 2,359 | 53.05% | 1,776 | 39.94% | 312 | 7.02% |
| 1888 | 2,347 | 54.24% | 1,779 | 41.11% | 201 | 4.65% |
| 1884 | 2,295 | 54.81% | 1,861 | 44.45% | 31 | 0.74% |
| 1880 | 2,440 | 61.57% | 936 | 23.62% | 587 | 14.81% |
Healthcare[]
Poweshiek County is served by Grinnell Regional Medical Center, an acute care hospital licensed for 81 beds. GRMC was established in 1967 after the merger of two hospitals.
Geography[]
According to the U.S. Census Bureau, the county has a total area of 586 square miles (1,520 km2), of which 585 square miles (1,520 km2) is land and 1.1 square miles (2.8 km2) (0.2%) is water.[8] It is drained by the north fork of Skunk River, which crosses the southwest corner, and by English River and other streams.[9]
Major highways[]
Interstate 80- U.S. Route 6
- U.S. Route 63
- Iowa Highway 21
- Iowa Highway 85
- Iowa Highway 146
Adjacent counties[]
- Tama County (north)
- Iowa County (east)
- Keokuk County (southeast)
- Mahaska County (south)
- Jasper County (west)
Demographics[]
| Historical populations | |||
|---|---|---|---|
| Census | Pop. | %± | |
| 1850 | 615 | ||
| 1860 | 5,668 | 821.6% | |
| 1870 | 15,581 | 174.9% | |
| 1880 | 18,936 | 21.5% | |
| 1890 | 18,394 | −2.9% | |
| 1900 | 19,414 | 5.5% | |
| 1910 | 19,589 | 0.9% | |
| 1920 | 19,910 | 1.6% | |
| 1930 | 18,727 | −5.9% | |
| 1940 | 18,758 | 0.2% | |
| 1950 | 19,344 | 3.1% | |
| 1960 | 19,300 | −0.2% | |
| 1970 | 18,803 | −2.6% | |
| 1980 | 19,306 | 2.7% | |
| 1990 | 19,033 | −1.4% | |
| 2000 | 18,815 | −1.1% | |
| 2010 | 18,914 | 0.5% | |
| U.S. Decennial Census[10] 1790-1960[11] 1900-1990[12] 1990-2000[13] 2010-2020[14] | |||
Population of Poweshiek County from US census data
2020 census[]
The 2020 census recorded a population of 18,662 in the county, with a population density of 31.7989/sq mi (12.2776/km2). 96.55% of the population reported being of one race. 89.38% were non-Hispanic White, 1.76% were Black, 2.83% were Hispanic, 0.35% were Native American, 1.19% were Asian, 0.11% were Native Hawaiian or Pacific Islander and 4.37% were some other race or more than one race. There were 8,906 housing units, of which 7,536 were occupied.[1]
2010 census[]
The 2010 census recorded a population of 18,914 in the county, with a population density of 32.3300/sq mi (12.4827/km2). There were 8,949 housing units, of which 7,555 were occupied.[15]
2000 census[]
2000 Census Age Pyramid for Poweshiek County
As of the census[16] of 2000, there were 18,815 people, 7,398 households, and 4,882 families in the county. The population density was 32 people per square mile (12/km2). There were 8,556 housing units at an average density of 15 per square mile (6/km2). The racial makeup of the county was 96.74% White, 0.55% Black or African American, 0.23% Native American, 1.07% Asian, 0.05% Pacific Islander, 0.49% from other races, and 0.87% from two or more races. 1.20% of the population were Hispanic or Latino of any race.
Of the 7,398 households 29.0% had children under the age of 18 living with them, 55.8% were married couples living together, 7.4% had a female householder with no husband present, and 34.0% were non-families. 29.2% of households were one person and 13.9% were one person aged 65 or older. The average household size was 2.35 and the average family size was 2.88.
The age distribution was 22.7% under the age of 18, 12.8% from 18 to 24, 24.4% from 25 to 44, 22.5% from 45 to 64, and 17.6% 65 or older. The median age was 38 years. For every 100 females there were 92.5 males. For every 100 females age 18 and over, there were 88.8 males.
The median household income was $37,836 and the median family income was $46,599. Males had a median income of $32,781 versus $22,465 for females. The per capita income for the county was $18,629. About 6.2% of families and 9.8% of the population were below the poverty line, including 12.0% of those under age 18 and 5.9% of those age 65 or over.
Education[]
Poweshiek County is served by three community school districts: [17]
| District | Location | Num of campuses (inc. parochial) |
Num of students |
Student– teacher ratio |
High school | District web site |
|---|---|---|---|---|---|---|
| BGM Community School District (Brooklyn–Guernsey–Malcom) |
Brooklyn | 1 | 537 | - | BGM | BGM |
| Grinnell–Newburg Community School District | Grinnell | 6 | 1,750 | - | Grinnell | Grinnell |
| Montezuma Community School District | Montezuma | 1 | 512 | - | Montezuma | Montezuma |
Poweshiek County is home to Grinnell College, a small liberal arts college founded in 1846.
There is one private school in the county, Central Iowa Christian School, in Grinnell.
Communities[]
Cities[]
- Barnes City
- Brooklyn
- Deep River
- Grinnell
- Guernsey
- Hartwick
- Malcom
- Montezuma
- Searsboro
- Victor
Census-designated places[]
- Holiday Lake
Unincorporated communities[]
- Ewart
Townships[]
- Bear Creek
- Chester
- Deep River
- Grant
- Jackson
- Jefferson
- Lincoln
- Madison
- Malcom
- Pleasant
- Scott
- Sheridan
- Sugar Creek
- Union
- Warren
- Washington
Population ranking[]
The population ranking of the following table is based on the 2020 census of Poweshiek County.[1]
† county seat
| Rank | City/town/etc. | Municipal type | Population (2020 Census) |
|---|---|---|---|
| 1 | Grinnell | City | 9,564 |
| 2 | Brooklyn | City | 1,502 |
| 3 | † Montezuma | City | 1,442 |
| 4 | Victor (mostly in Iowa County) | City | 875 |
| 5 | Holiday Lake | CDP | 473 |
| 6 | Malcom | City | 270 |
| 7 | Deep River | City | 249 |
| 8 | Barnes City (partially in Mahaska County) | City | 156 |
| 9 | Searsboro | City | 129 |
| 10 | Hartwick | City | 92 |
| 11 | Guernsey | City | 63 |
See also[]
- Poweshiek County Courthouse
- National Register of Historic Places listings in Poweshiek County, Iowa
References[]
- ^ a b c "2020 Census State Redistricting Data". United states Census Bureau. https://www2.census.gov/programs-surveys/decennial/2020/data/01-Redistricting_File--PL_94-171/Iowa/.
- ^ "Find a County". National Association of Counties. http://www.naco.org/Counties/Pages/FindACounty.aspx.
- ^ Colbert, Thomas Burnell (Nov-Dec 2014). "Poweshiek: His power, politics and people". Iowa History Journal: 12-16.
- ^ "Details Page - The Biographical Dictionary of Iowa - The University of Iowa Libraries". http://uipress.lib.uiowa.edu/bdi/DetailsPage.aspx?id=309.
- ^ "National Register Information System". National Register of Historic Places. National Park Service. 2009-03-13. http://nrhp.focus.nps.gov/natreg/docs/All_Data.html.
- ^ "Supervisors - Poweshiek County Iowa". Poweshiek County Iowa. http://poweshiekcounty.org/supervisors/.
- ^ Leip, David. "Dave Leip's Atlas of U.S. Presidential Elections". http://uselectionatlas.org/RESULTS.
- ^ "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. February 12, 2011. https://www.census.gov/geographies/reference-files/time-series/geo/gazetteer-files.html.
- ^
"Poweshiek". The American Cyclopædia. 1879.
- ^ "U.S. Decennial Census". United States Census Bureau. https://www.census.gov/programs-surveys/decennial-census.html.
- ^ "Historical Census Browser". University of Virginia Library. http://mapserver.lib.virginia.edu.
- ^ "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. https://www.census.gov/population/cencounts/ia190090.txt.
- ^ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000". United States Census Bureau. https://www.census.gov/population/www/cen2000/briefs/phc-t4/tables/tab02.pdf.
- ^ "State & County QuickFacts". United States Census Bureau. http://quickfacts.census.gov/qfd/states/19/19157.html.
- ^ "Population & Housing Occupancy Status 2010". United States Census Bureau – American FactFinder. http://factfinder.census.gov/faces/tableservices/jsf/pages/productview.xhtml?pid=DEC_10_PL_GCTPL2.ST05&prodType=table.
- ^ "U.S. Census website". United States Census Bureau. https://www.census.gov.
- ^ "Poweshiek County Schools | FindOurSchool.com". http://www.findourschool.com/5547/county/ia/poweshiek.
External links[]
- Poweshiek County Official County website
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Tama County |
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| Jasper County | 
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Iowa County | ||
   Poweshiek County, Iowa | ||||
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| Mahaska County | Keokuk County |
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