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Iowa County, Wisconsin

Iowa County, Wisconsin
Map of Wisconsin highlighting Iowa County
Location in the state of Wisconsin
Map of the United States highlighting Wisconsin
Wisconsin's location in the U.S.
Founded 1830
Named for Iowa people
Seat Dodgeville
Largest city Dodgeville
 • Total 768 sq mi (1,989 km2)
 • Land 763 sq mi (1,976 km2)
 • Water 5.4 sq mi (14 km2), 0.7%
 • (2010) 23,687
 • Density 31/sq mi (12/km²)
Congressional district 2nd
Time zone Central: UTC-6/-5
Website .org.iowacountywww

Iowa County is a county located in the U.S. state of Wisconsin. As of the 2010 census, the population was 23,687.[1] Its county seat and largest city is Dodgeville.[2]

Iowa County is part of the Madison, Wisconsin, Metropolitan Statistical Area.


  • History 1
  • Geography 2
    • Rivers and streams 2.1
    • Major highways 2.2
  • Adjacent counties 3
  • Demographics 4
  • Parks and recreation 5
  • Communities 6
    • Cities 6.1
    • Villages 6.2
    • Towns 6.3
    • Census-designated place 6.4
    • Unincorporated communities 6.5
    • Ghost towns 6.6
  • Notable people 7
  • See also 8
  • References 9
  • External links 10


Pendarvis House (left) and Trelawny House (right) at the Pendarvis Historic Site
Mineral Point high street

The county organized under the Michigan Territory government[3][4] in 1830.[5] It was named for the Iowa tribe.[6][7]


According to the U.S. Census Bureau, the county has a total area of 768 square miles (1,990 km2), of which 763 square miles (1,980 km2) is land and 5.4 square miles (14 km2) (0.7%) is water.[8] It is drained by tributaries of the Pecatonica River,[9] which has its headwaters in the county.

Rivers and streams

Major highways

Adjacent counties


2000 Census Age Pyramid for Iowa County.

As of the census[15] of 2000, there were 22,780 people, 8,764 households, and 6,213 families residing in the county. The population density was 30 people per square mile (12/km²). There were 9,579 housing units at an average density of 13 per square mile (5/km²). The racial makeup of the county was 98.70% White, 0.17% Black or African American, 0.11% Native American, 0.34% Asian, 0.01% Pacific Islander, 0.11% from other races, and 0.55% from two or more races. 0.33% of the population were Hispanic or Latino of any race. 33.6% were of German, 17.2% Norwegian, 11.6% English, 11.3% Irish and 7.9% American ancestry according to Census 2000.

There were 8,764 households out of which 34.60% had children under the age of 18 living with them, 59.50% were married couples living together, 7.60% had a female householder with no husband present, and 29.10% were non-families. 24.30% of all households were made up of individuals and 10.10% had someone living alone who was 65 years of age or older. The average household size was 2.56 and the average family size was 3.06.

In the county, the population was spread out with 27.10% under the age of 18, 6.60% from 18 to 24, 30.40% from 25 to 44, 22.50% from 45 to 64, and 13.30% who were 65 years of age or older. The median age was 37 years. For every 100 females there were 99.30 males. For every 100 females age 18 and over, there were 97.70 males.

Parks and recreation

Inside the county are several parks, including Arena Pines-Sand Barrens State Natural Area, Arena Pines-Sand Barrens State Natural Area, Pine Cliff State Natural Area, Blue Mound State Park, Tower Hill State Park, Black Hawk Lake Recreation Area and Governor Dodge State Park.[16][17]


Iowa County Department of Transportation building in Dodgeville




Census-designated place

Unincorporated communities

Ghost towns

Notable people

See also


  1. ^ a b "State & County QuickFacts". United States Census Bureau. Retrieved January 21, 2014. 
  2. ^ "Find a County". National Association of Counties. Retrieved 2011-06-07. 
  3. ^ "Iowa County Wisconsin". Wisconsin Travel. Retrieved January 30, 2014. 
  4. ^ Pioneer Lawmakers' Association of Iowa (1894). Reunion. G.H. Ragsdal. p. 32. 
  5. ^ "Wisconsin: Individual County Chronologies". Wisconsin Atlas of Historical County Boundaries.  
  6. ^ "Profile for Iowa County, Wisconsin, WI". ePodunk. Retrieved January 30, 2014. 
  7. ^ "Term: Iowa County [origin of place name]". Wisconsin Historical Society. Retrieved January 30, 2014. 
  8. ^ "2010 Census Gazetteer Files". United States Census Bureau. August 22, 2012. Retrieved August 5, 2015. 
  9. ^  "Iowa. I. A S. W. county of Wisconsin".  
  10. ^ "Annual Estimates of the Resident Population for Incorporated Places: April 1, 2010 to July 1, 2014". Retrieved June 4, 2015. 
  11. ^ "U.S. Decennial Census". United States Census Bureau. Retrieved August 5, 2015. 
  12. ^ "Historical Census Browser". University of Virginia Library. Retrieved August 5, 2015. 
  13. ^ Forstall, Richard L., ed. (March 27, 1995). "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved August 5, 2015. 
  14. ^ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. April 2, 2001. Retrieved August 5, 2015. 
  15. ^ "American FactFinder".  
  16. ^ "Iowa County, Wisconsin (WI)". Retrieved January 30, 2014. 
  17. ^ "Iowa County Attractions". explore Wisconsin. Retrieved January 30, 2014. 
  18. ^ "LAWS, Gilbert Lafayette, (1838 - 1907)". Biographical Directory of the United States Congress. Retrieved January 30, 2014. 

External links

  • Iowa County Government
  • Iowa County Historical Society
  • Iowa County Humane Society

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