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.
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.
Mapped populated places
13
These counts use a stricter populated-place filter so the main lists stay focused on real city and town pages.
Wisconsin counties
72
Open related pagesLargest city
GermantownPopulation 19,993
Top linked places
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 |
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
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
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- 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 |
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)
- Washington County, Oregon county in Oregon, United States with a population of 603,514 people.
- Washington County, Minnesota county in Minnesota, United States with a population of 265,476 people.
- Washington County, Arkansas county in Arkansas, United States with a population of 243,216 people.
- Washington County, Pennsylvania county in Pennsylvania, United States with a population of 206,803 people.
- Washington County, Utah county in southwestern Utah, United States with a population of 184,913 people.
- Washington County, Maryland county in Maryland, United States with a population of 151,146 people.
- Washington County, Tennessee county in Tennessee, United States with a population of 130,367 people.
- Washington County, Rhode Island county in Rhode Island, United States with a population of 125,746 people.
- Washington County, New York county in New York, United States with a population of 60,606 people.
- Washington County, Ohio county in Ohio, United States with a population of 59,652 people.
- Washington County, Vermont county in Vermont, United States with a population of 58,328 people.
- Washington County, Virginia county in Virginia, United States with a population of 53,695 people.
- Washington County, Oklahoma county in Oklahoma, United States with a population of 52,222 people.
- Washington County, Mississippi county in Mississippi, United States with a population of 42,837 people.
- Washington County, Texas county in Texas, United States with a population of 35,771 people.
- Washington County, Maine county in Maine, United States with a population of 31,473 people.
- Washington County, Indiana county in Indiana, United States with a population of 28,213 people.
- Washington County, Florida county in Florida, United States with a population of 25,932 people.
- Washington County, Missouri county in Missouri, United States with a population of 24,604 people.
- Washington County, Iowa county in Iowa, United States with a population of 21,992 people.
- Washington County, Nebraska county in Nebraska, United States with a population of 20,901 people.
- Washington County, Georgia county in Georgia, United States with a population of 20,150 people.
- Washington County, Alabama county in Alabama, United States with a population of 15,976 people.
- Washington County, Illinois county in Illinois, United States with a population of 13,764 people.
- Washington County, Kentucky county in Kentucky, United States with a population of 12,147 people.
- Washington County, North Carolina county in North Carolina, United States with a population of 11,485 people.
- Washington County, Idaho county in Idaho, United States with a population of 10,194 people.
- Washington County, Kansas county in Kansas, United States with a population of 5,427 people.
- Washington County, Colorado county in Colorado, United States with a population of 4,875 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 |
| 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 |