Zip Code 53146 — New Berlin, WI
53146 is a ZIP Code associated with New Berlin, WI, located within Waukesha. The postal region supports an estimated population of 7,285 residents across Data Pending housing units, with a population density of 153.7 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (42.971800, -88.158850)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 53146 |
| Primary City | New Berlin |
| State / Province | WI |
| County | Waukesha |
| Total Population | 7,285 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 153.7 people/sq mi |
| Timezone | America/Chicago |
How 53146 Compares
| Metric | ZIP 53146 | Waukesha County | WI State Average |
|---|
| Population | 7,285 | 416,773 | 5,914,913 |
| Median Income | Data Pending | N/A | N/A |
| Population Density | 153.7 /sq mi | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →