How many people live in Dodge County, WI?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 88,600 people living in Dodge County, WI. That makes Dodge County the 19th-most populous county in Wisconsin. It is home to 1.5% of people living in the state.
88.6K
population of Dodge County, WI (2024)
1.5%
County share of the Wisconsin population (2024)
About 88,600 people lived in Dodge County, WI in 2024.
Population estimates, 2000–2024
What are Dodge County, WI’s age demographics?
About 17,900 Dodge County, WI residents are aged 65 and older in 2024. That represents 20.2% of its population. For comparison, the age group represents 19.6% of Wisconsin’s population and 18% in the US overall.
Another 16,600 Dodge County residents, or 18.8% of the population, were children under 18. For comparison, the age group represents 20.8% of Wisconsin’s population and 21.6% in the US overall.
A higher share of Dodge County, WI's population is aged 45–64 than the US as a whole.
Population estimates by age group, (2024)
What are Dodge County, WI’s racial and ethnic demographics?
Non-Hispanic white residents make up 87.5% of the Dodge County, WI population, higher than the national share of 57.5%.
In contrast, Dodge County’s Hispanic population accounts for 7.2%, below the 20% nationwide, and the non-Hispanic Black or African American population makes up 2.9% of the county, compared with 12.6% nationally.
Racial and ethnic make up differ based on location. These figures reflect how people identified their race alone (not in combination with other races), and separate out Hispanic or Latino ethnicity, following Census reporting standards.
Dodge County, WI has a higher share of a non-Hispanic white population than Wisconsin as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Dodge County, WI is Beaver Dam with about 16,400 residents in 2024.
Cities and towns in Dodge County, WI ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Beaver Dam | 16,443 |
| 2. | Watertown (pt.) | 8,156 |
| 3. | Waupun (pt.) | 7,580 |
| 4. | Mayville | 5,205 |
| 5. | Beaver Dam | 4,029 |
| 6. | Horicon | 3,898 |
| 7. | Juneau | 2,699 |
| 8. | Lomira | 2,671 |
| 9. | Ashippun | 2,663 |
| 10. | Fox Lake | 2,536 |
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Methodology
USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.
The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.
Page sources
USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.
