ZIP code · Waukesha · Wisconsin · United States
ZIP code 53188 — Waukesha
ZIP code 53188 serves Waukesha, Wisconsin.
- Postal code
- 53188Single source Value from one source, not cross-checked.
- City
- Waukesha
- County
- Waukesha
- State
- Wisconsin
- Country
- United States
- Coordinates
- 43.0128, -88.2705 — precision precise (locality)
View on OpenStreetMap - Population
- 34,290 (ZCTA, ACS 5-year)
- Median household income
- $88,656
- Median age
- 39.8
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS). Data generated on 2026-08-21. Methodology · Report an error on this page