New Berlin city, Wisconsin
Official LSAD Designation: New Berlin city • Census GEOID: 5556375
• Waukesha County
Demographics & Population Profile
Population and demographics for New Berlin city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 39,953 | — | 2025 | Census |
| Median Age | 45.2 yrs | ±2.2 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 17,064 | ±545 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).