Jefferson County, Wisconsin
Jefferson County: County in Wisconsin, United States
About
Jefferson County is a county located in the U.S. state of Wisconsin. As of the 2010 census, the population was 83,686 and a population density of 55 people per km². After 10 years in 2020 county had an estimated population of 85,038 inhabitants. Its county seat is Jefferson. The county was created 189 years ago in 1835.
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Quick Facts about Jefferson County
Population : | 85,038 (2020) |
Country : | United States of America |
State : | Wisconsin (United States) |
Area : | 1509 km2 |
Water as percent of area : | 4.5% |
Land as percent of area : | 95.5% |
Named for : | Thomas Jefferson |
Capital : | Jefferson |
Establishment : | January 01, 1836 |
Time Zone : | America/Chicago |
Local time : | 01:38:48 (21st February 2025) |
Density : | 56 Pop. per km² as of 2020 |
Population growth : | 1.59% (2010-2020) |
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Geography
Jefferson County is located at 43°1'15"N 88°46'33"W (43.0208200, -88.7758700). It has 5 neighbors: Dane County, Dodge County, Rock County, Walworth County and Waukesha County.
Jefferson County map
The largest city of Jefferson County is Fort Atkinson with a population of 12,372. Other cities include, Johnson Creek population 3,065, Lake Mills population 2,135, Watertown population 2,039 and Jefferson population 1,225. See all Jefferson County cities & populated places.
Jefferson County Populated Places (more)
Cities, towns, neighborhoods & other populated places in Jefferson County.
City Name | Population | Title |
---|---|---|
Fort Atkinson | 12,372 | City in Jefferson County, Wisconsin, United States of America |
Ixonia | 4,562 | Town of Wisconsin |
Farmington | 3,848 | Town in Jefferson County, Wisconsin, United States |
Johnson Creek | 3,065 | City in Jefferson County, Wisconsin, United States of America |
Rome | 2,784 | Census-designated place in Jefferson County, Wisconsin, United States |
Sullivan | 2,299 | Village in Jefferson County, Wisconsin |
Lake Mills | 2,135 | City in Iowa, USA |
Concord | 2,130 | Town in Wisconsin, United States |
Watertown | 2,039 | City in Jefferson County, New York |
Lake Ripley | 1,779 | Census designated place |
Aztalan | 1,493 | Civil town in Jefferson County, Wisconsin |
Jefferson | 1,225 | City in and county seat of Jefferson County, Wisconsin |
Palmyra | 1,219 | Civil town in Jefferson County, Wisconsin |
Lake Koshkonong | 1,204 | Census designated place |
Milford | 1,135 | City in Jefferson County, Wisconsin, United States of America |
Hebron | 1,132 | Town of Wisconsin |
- Official Website
Official website of Jefferson County
Jefferson County has 5 neighbours.
- Dane County county in Wisconsin, United States
- Dodge County county in Wisconsin, United States
- Rock County county in Wisconsin, United States
- Walworth County county in Wisconsin, United States
- Waukesha County county in Wisconsin, United States
- Jefferson
Demographics
The population of Jefferson County increased by 1.59% in 10 years.
Year | Population | % Change | Method |
2010 | 83,686 | - | census |
2011 | 83,846 | 0.19% | estimation process |
2012 | 84,359 | 0.61% | estimation process |
2013 | 84,604 | 0.29% | estimation process |
2014 | 84,361 | -0.29% | estimation process |
2015 | 84,488 | 0.15% | estimation process |
2016 | 84,464 | -0.03% | estimation process |
2017 | 84,733 | 0.32% | estimation process |
2018 | 85,049 | 0.37% | estimation process |
2019 | 84,769 | -0.33% | estimation process |
2020 | 85,038 | 0.32% | estimation process |
People born in Jefferson County (4)
People born in Jefferson County, including writer-actor Meinhardt Raabe, poet Lorine Niedecker, Chick Agnew, .
List
- John Donald Black (American economist) he was born in 06/06/1883
Other places with the same name (25)
- Jefferson County , Kentucky county in Alabama, United States with a population of 767,452 people.
- Jefferson County , Alabama county in Alabama, United States with a population of 655,342 people.
- Jefferson County , Colorado county in Colorado, United States with a population of 583,283 people.
- Jefferson County , Texas county in Texas, United States with a population of 250,127 people.
- Jefferson County , Missouri county in Missouri, United States with a population of 226,543 people.
- Jefferson County , New York county in New York, United States with a population of 108,095 people.
- Jefferson County , Arkansas county in Arkansas, United States with a population of 65,377 people.
- Jefferson County , Ohio county in Ohio, United States with a population of 64,939 people.
- Jefferson County , West Virginia county in West Virginia, United States with a population of 57,486 people.
- Jefferson County , Tennessee county in Tennessee, United States with a population of 55,307 people.
- Jefferson County , Pennsylvania county in Pennsylvania, United States with a population of 43,108 people.
- Jefferson County , Illinois county in Illinois, United States with a population of 37,235 people.
- Jefferson County , Washington county in the state of Washington, United States with a population of 32,700 people.
- Jefferson County , Indiana county in Indiana, United States with a population of 32,110 people.
- Jefferson County , Idaho county in Idaho, United States with a population of 29,871 people.
- Jefferson County , Oregon county in Oregon, United States with a population of 24,856 people.
- Jefferson County , Kansas county in Kansas, United States with a population of 19,032 people.
- Jefferson County , Iowa county in Iowa, United States with a population of 18,347 people.
- Jefferson County , Georgia county in Georgia, United States with a population of 15,267 people.
- Jefferson County , Florida county in Florida, United States of America with a population of 14,543 people.
- Jefferson County , Montana county in Montana, United States with a population of 12,360 people.
- Jefferson County , Nebraska county in Nebraska, United States with a population of 7,099 people.
- Jefferson County , Mississippi county in Mississippi, United States with a population of 6,997 people.
- Jefferson County , Oklahoma county in Oklahoma, United States with a population of 5,949 people.
Wisconsin Other Counties (more counties)
County Name | Population | Title |
---|---|---|
Milwaukee County | 945,016 | County in Wisconsin, United States |
Milwaukee | 589,067 | The thirtieth most populous city in the United States and the center of the Milwaukee metropolitan area. |
Dane County | 552,536 | County in Wisconsin, United States |
Waukesha County | 406,172 | County in Wisconsin, United States |
Brown County | 264,610 | County in Texas, United States |
Racine County | 195,802 | County in Wisconsin, United States |
Outagamie County | 188,766 | County in Wisconsin, United States |
Winnebago County | 171,631 | County in Wisconsin, United States |
Kenosha County | 169,671 | County in Wisconsin, United States |
Rock County | 163,084 | County in Wisconsin, United States |
Washington County | 136,445 | County in Wisconsin, United States |
Marathon County | 135,593 | County in Wisconsin, United States |
La Crosse County | 118,502 | County in Wisconsin, United States |
Sheboygan County | 115,240 | County in Wisconsin, United States |
Eau Claire County | 105,260 | County in Wisconsin, United States |
Walworth County | 103,953 | County in Wisconsin, United States |