Adams County's 2026 population is estimated at 21,000, reflecting a -0.83% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Adams County is the 51st largest county in Wisconsin. The 2010 population was 20,878 and has grown 0.58% since 2010.
Data after 2023 is projected based on recent change
Overall: 55.7 years
Female: 57.3 years
Male: 53.6 years
There are 18,276 adults, (6,803 of whom are seniors) in Adams County.
Female: 9,630 (45.6%)
Male: 11,493 (54.4%)
The racial composition of Adams County includes 88.95% White, and smaller percentages for Black or African American, other race, Native American, Asian and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 18,788 | 88.95% |
| Two or more races | 1,377 | 6.52% |
| Black or African American | 429 | 2.03% |
| Other race | 241 | 1.14% |
| Native American | 153 | 0.72% |
| Asian | 135 | 0.64% |
Adams County 's average per capita income is $42,413. Household income levels show a median of $59,442. The poverty rate stands at 14.13%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $85,933 | - |
| Families | $78,581 | $92,916 |
| Households | $59,442 | $76,078 |
| Non Families | $36,173 | $47,816 |
Average Income
Median Household Income
Poverty Rate