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Adams County, Iowa
Adams County IA Courthouse.jpg
Adams County Courthouse in Corning
Map of Iowa highlighting Adams County
Location in the state of Iowa
Map of the U.S. highlighting Iowa
Iowa's location in the U.S.
Founded March 12, 1853
Named for John Adams
Seat Corning
Largest city Corning
Area
 - Total
 - Land
 - Water

426 sq mi (1,103 km²)
423 sq mi (1,096 km²)
2.1 sq mi (5 km²), 0.5
Population
 - (2020)
 - Density

3,704
Congressional district 3rd
Time zone Central: UTC-6/-5
Website https://adamscounty.iowa.gov/

Adams County is a county in the U.S. state of Iowa. As of the 2020 census, the population was 3,704,[1] making it Iowa's least-populous county. Its county seat is Corning.[2][3]

History[]

Adams County was established by the state legislature in 1851 and named in honor of the second President of the United States, John Adams, or his son, the sixth President, John Quincy Adams (sources differ). The county was finally organized and separated from Pottawattamie County on March 12, 1853. Its original size was later reduced by the creation of Montgomery and Union counties.

The first county seat was Quincy, Iowa. In 1872, it was moved to Corning.[4]

Geography[]

According to the U.S. Census Bureau, the county has a total area of 426 square miles (1,100 km2), of which 423 square miles (1,100 km2) is land and 2.1 square miles (5.4 km2) (0.5%) is water.[5]

Major highways[]

  • US 34.svg U.S. Highway 34
  • Elongated circle 25.svg Iowa Highway 25
  • Elongated circle 148.svg Iowa Highway 148

Adjacent counties[]

Demographics[]

2000 Census Age Pyramid for Adams County

Historical populations
Census Pop.
1860 1,533
1870 4,614 201.0%
1880 11,888 157.7%
1890 12,292 3.4%
1900 13,601 10.6%
1910 10,998 −19.1%
1920 10,521 −4.3%
1930 10,437 −0.8%
1940 10,156 −2.7%
1950 8,753 −13.8%
1960 7,468 −14.7%
1970 6,322 −15.3%
1980 5,731 −9.3%
1990 4,866 −15.1%
2000 4,482 −7.9%
2010 4,029 −10.1%
U.S. Decennial Census[6]
1790-1960[7] 1900-1990[8]
1990-2000[9] 2010-2020[3]

Population of Adams County, Iowa from US census data

2020 census[]

The 2020 census recorded a population of 3,704 in the county, with a population density of 8.7212/sq mi (3.3673/km2). 97.11% of the population reported being of one race. 94.20% were non-Hispanic White, 0.32% were Black, 1.13% were Hispanic, 0.51% were Native American, 0.35% were Asian, 0.00% were Native Hawaiian or Pacific Islander and 3.48% were some other race or more than one race. There were 1,888 housing units of which 1,614 were occupied.[1]

2010 census[]

As of the 2010 United States Census, there were 4,029 people, 1,715 households, and 1,126 families residing in the county.[10] The population density was 9.5 inhabitants per square mile (3.7 /km2). There were 2,010 housing units at an average density of 4.7 per square mile (1.8 /km2).[11] The racial makeup of the county was 98.1% white, 0.6% Asian, 0.5% American Indian, 0.2% black or African American, 0.1% from other races, and 0.5% from two or more races. Those of Hispanic or Latino origin made up 0.9% of the population.[10] In terms of ancestry, 33.6% were German, 15.9% were Irish, 14.7% were English, and 4.9% were American.[12]

Of the 1,715 households, 25.7% had children under the age of 18 living with them, 56.2% were married couples living together, 5.8% had a female householder with no husband present, 34.3% were non-families, and 29.0% of all households were made up of individuals. The average household size was 2.28 and the average family size was 2.81. The median age was 46.7 years.[10]

The median income for a household in the county was $40,368 and the median income for a family was $52,782. Males had a median income of $33,505 versus $25,332 for females. The per capita income for the county was $23,549. About 6.0% of families and 12.2% of the population were below the poverty line, including 8.9% of those under age 18 and 18.5% of those age 65 or over.[13]

Communities[]

Cities, Towns, Villages and Hamlets[]

  • Carbon
  • Carl
  • Corning (county seat)
  • Lenox (mostly in Taylor County)
  • Mt. Etna
  • Nodaway
  • Prescott
  • Williamson

Townships[]

  • Carl
  • Colony
  • Douglas
  • Grant
  • Jasper
  • Lincoln
  • Mercer
  • Nodaway
  • Prescott
  • Quincy
  • Union
  • Washington

Population ranking[]

The population ranking of the following table is based on the 2020 census of Adams County.[1]

county seat

Rank City/Town/etc. Municipal type Population (2020 Census)
1 Corning City 1,564
2 Prescott City 191
3 Nodaway City 74
4 Carbon City 36

Politics[]

United States presidential election results for Adams County, Iowa[14]
Year Republican Democratic Third party
No.  % No.  % No.  %
2020 1,530 70.83% 590 27.31% 40 1.85%
2016 1,395 66.24% 565 26.83% 146 6.93%
2012 1,108 50.71% 1,028 47.05% 49 2.24%
2008 1,046 47.42% 1,118 50.68% 42 1.90%
2004 1,317 56.65% 977 42.02% 31 1.33%
2000 1,170 54.55% 897 41.82% 78 3.64%
1996 920 39.55% 1,070 46.00% 336 14.45%
1992 863 33.24% 1,034 39.83% 699 26.93%
1988 1,080 45.38% 1,283 53.91% 17 0.71%
1984 1,706 57.64% 1,221 41.25% 33 1.11%
1980 1,779 59.62% 940 31.50% 265 8.88%
1976 1,388 47.26% 1,507 51.31% 42 1.43%
1972 1,814 59.57% 1,161 38.13% 70 2.30%
1968 1,868 59.72% 993 31.75% 267 8.54%
1964 1,321 40.48% 1,941 59.49% 1 0.03%
1960 2,185 57.08% 1,643 42.92% 0 0.00%
1956 2,248 55.92% 1,756 43.68% 16 0.40%
1952 3,129 69.06% 1,383 30.52% 19 0.42%
1948 2,142 53.39% 1,817 45.29% 53 1.32%
1944 2,540 57.56% 1,868 42.33% 5 0.11%
1940 3,182 60.13% 2,088 39.46% 22 0.42%
1936 2,953 56.06% 2,249 42.69% 66 1.25%
1932 1,795 45.57% 2,097 53.24% 47 1.19%
1928 2,958 66.04% 1,479 33.02% 42 0.94%
1924 2,547 54.28% 897 19.12% 1,248 26.60%
1920 2,845 62.43% 1,670 36.65% 42 0.92%
1916 1,401 50.20% 1,365 48.91% 25 0.90%
1912 913 32.81% 1,215 43.66% 655 23.54%
1908 1,595 53.03% 1,325 44.05% 88 2.93%
1904 1,761 58.92% 1,003 33.56% 225 7.53%
1900 1,873 55.22% 1,428 42.10% 91 2.68%
1896 1,736 49.77% 1,701 48.77% 51 1.46%
1892 1,533 52.83% 1,149 39.59% 220 7.58%
1888 1,387 51.41% 1,146 42.48% 165 6.12%
1884 1,362 49.98% 1,359 49.87% 4 0.15%
1880 1,338 54.48% 581 23.66% 537 21.86%



See also[]

  • National Register of Historic Places listings in Adams County, Iowa

References[]

  1. ^ 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/. 
  2. ^ "Find a County". National Association of Counties. http://www.naco.org/Counties/Pages/FindACounty.aspx. 
  3. ^ a b "State & County QuickFacts". United States Census Bureau. http://quickfacts.census.gov/qfd/states/19/19003.html. 
  4. ^ Adams County
  5. ^ "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. https://www.census.gov/geographies/reference-files/time-series/geo/gazetteer-files.html. 
  6. ^ "U.S. Decennial Census". United States Census Bureau. https://www.census.gov/programs-surveys/decennial-census.html. 
  7. ^ "Historical Census Browser". University of Virginia Library. http://mapserver.lib.virginia.edu. 
  8. ^ "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. https://www.census.gov/population/cencounts/ia190090.txt. 
  9. ^ "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. 
  10. ^ a b c "DP-1 Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data". United States Census Bureau. http://factfinder.census.gov/bkmk/table/1.0/en/DEC/10_DP/DPDP1/0500000US19003. 
  11. ^ "Population, Housing Units, Area, and Density: 2010 - County". United States Census Bureau. http://factfinder.census.gov/bkmk/table/1.0/en/DEC/10_SF1/GCTPH1.CY07/0500000US19003. 
  12. ^ "DP02 SELECTED SOCIAL CHARACTERISTICS IN THE UNITED STATES – 2006-2010 American Community Survey 5-Year Estimates". United States Census Bureau. http://factfinder.census.gov/bkmk/table/1.0/en/ACS/10_5YR/DP02/0500000US19003. 
  13. ^ "DP03 SELECTED ECONOMIC CHARACTERISTICS – 2006-2010 American Community Survey 5-Year Estimates". United States Census Bureau. http://factfinder.census.gov/bkmk/table/1.0/en/ACS/10_5YR/DP03/0500000US19003. 
  14. ^ Leip, David. "Dave Leip's Atlas of U.S. Presidential Elections". http://uselectionatlas.org/RESULTS. 

Further reading[]

  • History of Adams County Iowa. Corning, Iowa: Corning Departmental Club and Civic Department. 1984. 


External links[]

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Coordinates: 41°01′45″N 94°41′57″W / 41.02917, -94.69917


This page uses content from the English language Wikipedia. The original content was at Adams County, Iowa. The list of authors can be seen in the page history. As with this Familypedia wiki, the content of Wikipedia is available under the Creative Commons License.
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