Washington County, Wisconsin

Washington County: county in Wisconsin, United States

About

Washington County is a county located in the U.S. state of Wisconsin. As of the 2010 census, the population was 131,887 and a population density of 302 people per km². After 10 years in 2020 county had an estimated population of 136,445 inhabitants. Its county seat is West Bend. The county was created 181 years ago in 1844.

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

County Snapshot

Washington County at a glance

Washington County currently has 13 quality-checked populated place pages linked on MapSof, making it easier to jump from the county overview into local city pages.

Browse county places

Mapped populated places

13

These counts use a stricter populated-place filter so the main lists stay focused on real city and town pages.

Quick Facts about Washington County

Population 136,445 (2020)
Country United States of America
State Wisconsin (United States)
Twitter username washcowisco
Area 436 km2
Water as percent of area 1.2%
Land as percent of area 98.8%
Latitude & Longitude 43.3685,-88.2308
Named for George Washington
Capital West Bend
Establishment January 01, 1845
Time Zone America/Chicago
Local time 20:18:37 (18th April 2026)
Density 313 Pop. per km² as of 2020
Population growth 3.34% (2010-2020)
Weather 47℉ Rain Showers Likely 7-days weather
WashingtonCountyWisconsinCourtHouse image
WashingtonCountyWisconsinCourtHouse image

Geography

Washington County is located at 43°22'6"N 88°13'51"W (43.3684700, -88.2307800). It has 6 neighbors: Dodge County, Fond du Lac County, Milwaukee County, Ozaukee County, Sheboygan County and Waukesha County.

Washington County map

Click "full screen" full screen map icon to open full mode. View satellite images

The largest city of Washington County is Germantown with a population of 19,993. Other cities include, Slinger population 5,704, West Bend population 4,715, Jackson population 4,547 and Hartford population 3,573. See all Washington County cities & populated places.

Washington County Populated Places

Cities, towns, neighborhoods & other populated places in Washington County.

City Name Population Title
Germantown 19,993 Village in Washington County, Wisconsin, United States
Slinger 5,704 Village in Washington County, Wisconsin
West Bend 4,715 City in Washington County, Wisconsin
Jackson 4,547 Village in Washington County, Wisconsin
Hartford 3,573 Town centrally located in Washington County, New York, United States
Addison 3,442 Civil town in Washington County, Wisconsin, United States
Barton 2,702 Town in Washington County, Wisconsin, United States
Wayne 2,256 Human settlement in Washington County, Wisconsin, United States of America
Richfield 1,502 Village in Washington County, Wisconsin, United States
Newburg 1,111 Village in Ozaukee County, Wisconsin
Kewaskum 1,100 Village in Washington County, Wisconsin, United States
Cedar Lake 944 Civil town in Barron County, Wisconsin
Saint Lawrence 696 A city in Washington County, Wisconsin

Weather

47°F
Rain Showers Likely
15 to 20 mph W Saturday

Rain showers likely. Partly sunny, with a high near 47. West wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rain...

7-Day Forecast

Official website of Washington County

Official Website Twitter
  • West Bend

Demographics

The population of Washington County increased by 3.34% in 10 years.

Year Population % Change Method
2010 131,887 - census
2011 132,337 0.34% estimation process
2012 132,732 0.3% estimation process
2013 132,929 0.15% estimation process
2014 133,601 0.5% estimation process
2015 133,906 0.23% estimation process
2016 134,310 0.3% estimation process
2017 134,930 0.46% estimation process
2018 135,445 0.38% estimation process
2019 136,034 0.43% estimation process
2020 136,445 0.3% estimation process
Comitatul Washington, Comte de Washington, Comté de Washington, Condado de Washington, Condado han Washington, Contea di Washington, Hrabstwo Washington, Okrug Vashington, Quan Washington, Quận Washington, Vashington, Washington, Washington Comitatus, Washington Kun, Washington Kūn, Washington konderria, Washington megye, Washingtoni maakond, hua sheng dun xian, raasintana ka'unti, shhrstan washyngtn wyskansyn, washinton jun, Вашингтон, Округ Вашингтон, شهرستان واشینگتن، ویسکانسین, واشنگٹن کاؤنٹی، وسکونسن, ৱাশিংটন কাউন্টি, ワシントン郡, 華盛頓縣

People born in Washington County (1)

One term member of the Wisconsin State Senate Jacob Rummel was born in Washington County

Other places with the same name (29)

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
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
Fond du Lac County 102,902 County in Wisconsin, United States