New Berlin city, Wisconsin
Official LSAD Designation: New Berlin city • Census GEOID: 5556375
• Waukesha County
New Berlin city is an incorporated city in Waukesha County, Wisconsin. According to official records from the Census (2025), New Berlin city had an estimated population of 39,953 residents. Official Census Bureau geographic records classify this community under LSAD designation New Berlin city (GEOID 5556375).
Local Government Administration U.S. Census Bureau GMAF
City Of New Berlin
Municipal
Official Title:
Mayor
Address:
3805 S CASPER DR, NEW BERLIN WI 53151-5009
County Of Waukesha
County
Official Title:
Budget Management Specialist
Address:
515 W MORELAND BLVD, STE G72, WAUKESHA WI 53188-2428
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 39,953 | 2025 |
| Median Household Income | $101,091 | 2020-2024 |
| Median Home Value | $365,700 | 2020-2024 |
| Land Area | 36.43 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).