Brillion city, Wisconsin
Official LSAD Designation: Brillion city • Census GEOID: 5509725
• Calumet County
Demographics & Population Profile
Population and demographics for Brillion city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 3,327 | — | 2025 | Census |
| Median Age | 37.6 yrs | ±7 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 1,418 | ±119 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).