Dodge County, Wisconsin
A county in Wisconsin, ranked 19 of 72 by population.
CountyFIPS 55027
- Population
- 89,097
- -246 (-0.3%) since 2020
- Land area
- 875.7
- square miles. A further 3.5% of the total area is water
- Population density
- 102
- people per square mile, computed rather than published
- County seat
- Juneau
- Seat of county government.
- Established
- 1836
- 189 years ago
- Largest city
- Beaver Dam city
- Population 16,542.
Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; Wikidata (CC0), Wikidata. Retrieved 30 August 2026.
Satellite view
Aerial imagery of Dodge County with its boundary drawn on top. A map shows you the shape; this shows you what is inside it, and which side of the line a place falls on.
Where Dodge County ranks
Position among the 72 counties of Wisconsin, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.
| Measure | Value | In Wisconsin | Nationally |
|---|---|---|---|
| Population | 89,097 | 19th of 72 | 674th of 3,144 |
| Land area | 875.7 sq mi | 22nd of 72 | 925th of 3,144 |
| Population density | 102 per sq mi | 21st of 72 | 891st of 3,144 |
| Median household income | $75,929 | 24th of 72 | 782nd of 3,143 |
Full data for Dodge County
| Measure | Value | Source and vintage |
|---|---|---|
| Population | 89,097 | Vintage 2025 Population Estimates |
| Population in 2020 | 89,343 | Vintage 2025 Population Estimates |
| 2020 estimates base? | 89,384 | Vintage 2025 Population Estimates |
| Land area | 875.7 sq mi | 2025 Gazetteer Files |
| Water area | 31.4 sq mi | 2025 Gazetteer Files |
| Total area | 907.1 sq mi | 2025 Gazetteer Files |
| Population density? | 102 per sq mi | Computed: Vintage 2025 estimates divided by 2025 Gazetteer land area |
| Median household income | $75,929 | American Community Survey 2020-2024 5-Year Estimates |
| Median home value | $231,900 | American Community Survey 2020-2024 5-Year Estimates |
| Median age | 43.0 | American Community Survey 2020-2024 5-Year Estimates |
| Households | 35,910 | American Community Survey 2020-2024 5-Year Estimates |
| Housing units | 38,524 | American Community Survey 2020-2024 5-Year Estimates |
Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; US Census Bureau, American Community Survey, American Community Survey 2020-2024 5-Year Estimates, released 29 January 2026. Population density is computed here, not published: it divides the Vintage 2025 population estimate by the 2025 Gazetteer land area, which are two different Census products. Retrieved 30 August 2026.
How the population changed
The Census Bureau publishes the components behind an estimate, not just the total. For the year to July 2025:
- Births minus deaths
- -258
- 755 births, 1,013 deaths
- Net migration
- +478
- More people moved in than moved out.
Source: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026. Retrieved 30 August 2026.
The 7 areas bordering Dodge County
Ordered by the length of the border actually shared, which the Census Bureau publishes in its county adjacency file and which no other county reference presents.
| Bordering area | State | Shared border | Population |
|---|---|---|---|
| Fond du Lac County | Wisconsin | 30 mi | 104,669 |
| Washington County | Wisconsin | 25 mi | 139,238 |
| Columbia County | Wisconsin | 24 mi | 58,132 |
| Jefferson County | Wisconsin | 24 mi | 86,505 |
| Green Lake County | Wisconsin | 6.1 mi | 19,305 |
| Dane County | Wisconsin | 6.0 mi | 590,375 |
| Waukesha County | Wisconsin | 6.0 mi | 417,210 |
Source: US Census Bureau, County Adjacency File, 2025 County Adjacency File, released 15 September 2025. Retrieved 30 August 2026.
All 72 counties of Wisconsin
Open the interactive Wisconsin county map, or jump straight to any of them.
- Adams County
- Ashland County
- Barron County
- Bayfield County
- Brown County
- Buffalo County
- Burnett County
- Calumet County
- Chippewa County
- Clark County
- Columbia County
- Crawford County
- Dane County
- Dodge County
- Door County
- Douglas County
- Dunn County
- Eau Claire County
- Florence County
- Fond du Lac County
- Forest County
- Grant County
- Green County
- Green Lake County
- Iowa County
- Iron County
- Jackson County
- Jefferson County
- Juneau County
- Kenosha County
- Kewaunee County
- La Crosse County
- Lafayette County
- Langlade County
- Lincoln County
- Manitowoc County
- Marathon County
- Marinette County
- Marquette County
- Menominee County
- Milwaukee County
- Monroe County
- Oconto County
- Oneida County
- Outagamie County
- Ozaukee County
- Pepin County
- Pierce County
- Polk County
- Portage County
- Price County
- Racine County
- Richland County
- Rock County
- Rusk County
- Sauk County
- Sawyer County
- Shawano County
- Sheboygan County
- St. Croix County
- Taylor County
- Trempealeau County
- Vernon County
- Vilas County
- Walworth County
- Washburn County
- Washington County
- Waukesha County
- Waupaca County
- Waushara County
- Winnebago County
- Wood County
Data on this page last rebuilt 30 August 2026. How these figures are produced.