Jefferson County, Wisconsin

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Jefferson County, Wisconsin
Map of Wisconsin highlighting Jefferson County
Location in the state of Wisconsin
Map of the U.S. highlighting Wisconsin
Wisconsin's location in the U.S.
Founded 1836
Seat Jefferson
Largest city Watertown
Area
 - Total
 - Land
 - Water
583 sq mi (1,509 km²)
557 sq mi (1,443 km²)
26 sq mi (67 km²), 4.42%
Population
 - (2010)
 - Density
83,686
133/sq mi (51/km²)
Time zone Central: UTC-6/-5
Website www.co.jefferson.wi.us

Jefferson County is a county located in the U.S. state of Wisconsin. As of 2010, the population was 83,686. Its county seat is Jefferson.[1]

Contents

History [edit]

Jefferson County was named after Jefferson County, New York, where some of the original settlers of the county originated.[2]

Geography [edit]

According to the U.S. Census Bureau, the county has a total area of 583 square miles (1,510.0 km2), of which 557 square miles (1,442.6 km2) is land and 26 square miles (67.3 km2) (4.42%) is water.

Major highways [edit]

Adjacent counties [edit]

Demographics [edit]

2000 Census Age Pyramid for Jefferson County
Historical populations
Census Pop. %±
1900 34,789
—
1910 34,306 −1.4%
1920 35,022 2.1%
1930 36,785 5.0%
1940 38,868 5.7%
1950 43,069 10.8%
1960 50,094 16.3%
1970 60,060 19.9%
1980 66,152 10.1%
1990 67,783 2.5%
2000 74,021 9.2%
2010 83,686 13.1%
Est. 2012 84,498 1.0%
WI Counties 1900-1990

As of the census[3] of 2010, there were 83,686 people, 32,117 households, and 21,872 families residing in the county. The population density was 133 people per square mile (51/km²). There were 30,092 housing units at an average density of 54 per square mile (21/km²). The racial makeup of the county was 96.34% White, 0.28% Black or African American, 0.34% Native American, 0.45% Asian, 0.02% Pacific Islander, 1.65% from other races, and 0.93% from two or more races. 4.09% of the population were Hispanic or Latino of any race. 55.1% were of German, 6.1% Norwegian, 6.0% Irish and 5.1% American ancestry according to Census 2000.

There were 28,205 households out of which 33.20% had children under the age of 18 living with them, 58.50% were married couples living together, 8.20% had a female householder with no husband present, and 29.50% were non-families. 23.60% of all households were made up of individuals and 9.60% had someone living alone who was 65 years of age or older. The average household size was 2.55 and the average family size was 3.02.

In the county, the population was spread out with 25.20% under the age of 18, 8.50% from 18 to 24, 30.40% from 25 to 44, 23.20% from 45 to 64, and 12.60% who were 65 years of age or older. The median age was 37 years. For every 100 females there were 98.40 males. For every 100 females age 18 and over, there were 96.80 males.

Government [edit]

Jefferson County courthouse
Grandstands at the county fairgrounds in Jefferson
Sign at fairgrounds

The County Board of Supervisors, with 30 members, serves as the legislative body for the county. There are seven elected officials in addition to the County Board of Supervisors. County-wide partisan elections are held in November. The County Board's members are elected for two-year terms during a spring non-partisan election. The County Board is responsible for the county administrator.[clarification needed] The County Board elects a chairman, vice-chairman, and second vice-chairman.

Cities, villages, and towns [edit]

Unincorporated communities [edit]

See also [edit]

References [edit]

  1. ^ "Find a County". National Association of Counties. Retrieved 2011-06-07. 
  2. ^ "Term: Jefferson County [origin of place name]" in Dictionary of Wisconsin History.
  3. ^ "American FactFinder". United States Census Bureau. Retrieved 2008-01-31. 

External links [edit]

 Dodge County
Dane County Waukesha County
  Jefferson County, Wisconsin  
Rock County Walworth County
Wikimedia Commons has media related to: Jefferson County, Wisconsin
Municipalities and communities of Jefferson County, Wisconsin, United States
Cities
Villages
Towns
CDPs
Unincorporated
communities
Footnotes

‡This populated place also has portions in an adjacent county or counties
Madison (capital)
Topics
Society
Regions
Major metropolitan areas
(pop. over 500,000)
Largest cities
(pop. over 50,000)
Smaller cities
(pop. 15,000 to 50,000)
Largest villages
(pop. over 15,000)
Counties

Coordinates: 43°01′N 88°47′W / 43.02°N 88.78°W / 43.02; -88.78

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