Iowa County, Wisconsin Facts for Kids

Quick facts for kids Iowa County
U.S. county
Iowa County Courthouse in March 2013
Location within the U.S. state of Wisconsin
Wisconsin's location within the U.S.
Country	United States
State	Wisconsin
Founded	1830
Named for	Iowa people
Seat	Dodgeville
Largest city	Dodgeville
Area
• Total	768 sq mi (1,990 km²)
• Land	763 sq mi (1,980 km²)
• Water	5.4 sq mi (14 km²) 0.7%%
Population (2020)
• Total	23,709
• Estimate (2023)	23,956
• Density	31.1/sq mi (12.0/km²)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Congressional district	2nd

Iowa County is a county in the U.S. state of Wisconsin. As of the 2020 census, the population was 23,709. Its county seat and largest city is Dodgeville. When created, it was part of the Michigan Territory. Iowa County is part of the Madison, Wisconsin, Metropolitan Statistical Area.

History

Pendarvis House (left) and Trelawny House (right) at the Pendarvis historic site

Mineral Point high street

The county organized under the Michigan Territory government in 1830. It was named for the Iowa tribe.

Geography

According to the U.S. Census Bureau, the county has an 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. It is drained by tributaries of the Pecatonica River, which has its headwaters in the county. The highest point in the county is West Blue Mound at 1,716 ft. above sea level. The lowest point is the Wisconsin river at the Grant County line at 667 ft. above sea level.

Rivers and streams

Harker Creek

Major highways

U.S. Highway 14
U.S. Highway 18
U.S. Highway 151
Highway 23 (Wisconsin)
Highway 39 (Wisconsin)
Highway 78 (Wisconsin)
Highway 80 (Wisconsin)
Highway 130 (Wisconsin)
Highway 133 (Wisconsin)
Highway 191 (Wisconsin)

Railroads

Wisconsin and Southern Railroad

Buses

Iowa County is served by Lamers Connect which offers two buses a day, one traveling east to Madison and Milwaukee and one west to Dubuque via its Dodgeville stop.

Airport

Iowa County Airport (KMRJ) serves the county and surrounding communities.

Adjacent counties

Richland County - northwest
Sauk County - northeast
Dane County - east
Green County - southeast
Lafayette County - south
Grant County - west

Demographics

Historical population
Census	Pop.	%±
1840	3,978	—
1850	9,525	139.4%
1860	18,967	99.1%
1870	24,544	29.4%
1880	23,628	−3.7%
1890	22,117	−6.4%
1900	23,114	4.5%
1910	22,497	−2.7%
1920	21,504	−4.4%
1930	20,039	−6.8%
1940	20,595	2.8%
1950	19,610	−4.8%
1960	19,631	0.1%
1970	19,306	−1.7%
1980	19,802	2.6%
1990	20,150	1.8%
2000	22,780	13.1%
2010	23,687	4.0%
2020	23,709	0.1%
U.S. Decennial Census 1790–1960 1900–1990 1990–2000 2010 2020

2020 census

As of the census of 2020, the population was 23,709. The population density was 31.1 people per square mile (12.0 people/km²). There were 10,905 housing units at an average density of 14.3 units per square mile (5.5 units/km²). The racial makeup of the county was 94.2% White, 0.8% Asian, 0.5% Black or African American, 0.2% Native American, 0.1% Pacific Islander, 0.9% from other races, and 3.5% from two or more races. Ethnically, the population was 1.9% Hispanic or Latino of any race.

Parks and recreation

The county has several parks, including 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.

Communities

Iowa County Department of Transportation building in Dodgeville

Cities

Villages

Arena
Avoca
Barneveld
Blanchardville (mostly in Lafayette County)
Cobb
Highland
Hollandale
Linden
Livingston (mostly in Grant County)
Montfort (mostly in Grant County)
Muscoda (mostly in Grant County)
Rewey
Ridgeway

Iowa County, Wisconsin facts for kids

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