Jefferson County , Wisconsin

Jefferson County: County in Wisconsin, United States

Jefferson County locator map
Location of Jefferson County on Wisconsin map.

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 9 years in 2019 county had an estimated population of 84,769 inhabitants. Its county seat is Jefferson. The county was created 185 years ago in 1835.

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.

JeffersonCountyCourthouseWIS26 image
JeffersonCountyCourthouseWIS26

The largest city of Jefferson County is Fort Atkinson with a population of 12,422. Other cities include, Johnson Creek population 3,046, Lake Mills population 2,139, Watertown population 2,048 and Jefferson population 1,223. See all Jefferson County cities & populated places.

Jefferson County map

Jefferson County Quick Facts

Population : 84,769 (2019)
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 : 10:13:43 (13th June 2021)
Density : 56 Pop. per km² as of 2019
Population growth : 1.28% (2010-2019)

Jefferson County has 5 neighbours.

  • Jefferson

Demographics

The population of Jefferson County increased by 1.28% in 9 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

Comitatul Jefferson, Comte de Jefferson, Comté de Jefferson, Condado de Jefferson, Condado han Jefferson, Contea di Jefferson, Dzhefersun, Dzhefferson, Hrabstwo Jefferson, Jefferson, Jefferson Comitatus, Jefferson Kun, Jefferson Kūn, Jefferson konderria, Jefferson megye, Jeffersoni maakond, Okrug DZeferson, Quan Jefferson, Quận Jefferson, jefason jun, jepharasana ka'unti, jie fu xun xian, shhrstan jfrswn wyskansyn, Джеферсън, Джефферсон, Округ Џеферсон, جیفرسن کاؤنٹی، وسکونسن, شهرستان جفرسون، ویسکانسین, مقاطعة جيفرسون, জেফারশন কাউন্টি, ジェファーソン郡, 傑佛遜縣

People born in Jefferson County (4)

People born in Jefferson County, including writer-actor Meinhardt Raabe, poet Lorine Niedecker, Chick Agnew, you can see a list of people who born in Jefferson County.

Other places with the same name (24)

Jefferson County Populated Places (more)

Cities, Towns, Neighborhoods & Other Populated Places in Jefferson County.

City Name Population Title
Fort Atkinson 12,422 City in Jefferson County, Wisconsin, United States of America
Ixonia 4,556 Town of Wisconsin
Farmington 3,861 Town in Jefferson County, Wisconsin, United States
Johnson Creek 3,046 City in Jefferson County, Wisconsin, United States of America
Rome 2,752 Census-designated place in Jefferson County, Wisconsin, United States
Sullivan 2,297 Village in Jefferson County, Wisconsin
Lake Mills 2,139 City in Iowa, USA
Concord 2,123 Town in Wisconsin, United States
Watertown 2,048 City in Jefferson County, New York
Aztalan 1,492 Civil town in Jefferson County, Wisconsin
Jefferson 1,223 City in and county seat of Jefferson County, Wisconsin
Palmyra 1,217 Civil town in Jefferson County, Wisconsin
Milford 1,136 City in Jefferson County, Wisconsin, United States of America
Hebron 1,130 Town of Wisconsin
Waterloo 939 Fourth-class city in Jefferson County, Wisconsin
Cold Spring 753 Town in Wisconsin, United States

Wisconsin Other Counties (more counties)

County Name Population Title
Wisconsin 5,822,434 State of the United States of America
Milwaukee County 945,726 County in Wisconsin, United States
Milwaukee 590,157 City in and county seat of Milwaukee County, Wisconsin, United States
Dane County 546,695 County in Wisconsin, United States
Waukesha County 404,198 County in Wisconsin, United States
Brown County 264,542 County in Texas, United States
Racine County 196,311 County in Wisconsin, United States
Outagamie County 187,885 County in Wisconsin, United States
Winnebago County 171,907 County in Wisconsin, United States
Kenosha County 169,561 County in Wisconsin, United States
Rock County 163,354 County in Wisconsin, United States
Washington County 136,034 County in Wisconsin, United States
Marathon County 135,692 County in Wisconsin, United States
La Crosse County 118,016 County in Wisconsin, United States
Sheboygan County 115,340 County in Wisconsin, United States
Eau Claire County 104,646 County in Wisconsin, United States
JeffersonCountyCourthouseWIS26 image

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