Williams Bay, WI ZIP code
The ZIP code for Williams Bay, Wisconsin is 53191. It is in Walworth County.
- Population in these ZIPs
- 3,261
- Avg. median income
- $75,800population-weighted
- Typical home value
- $541,500population-weighted
- Metro area
- Whitewater-Elkhorn, WI
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Williams Bay, WI ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 53191 | 3,261 | $75,833 | $541,500 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Williams Bay
- Fontana 2 mi
- Lake Geneva 5 mi
- Walworth 5 mi
- Zenda 5 mi
- Springfield 8 mi
- Delavan 8 mi
- Sharon 9 mi
- Elkhorn 10 mi
- Darien 10 mi
- Genoa City 11 mi
- Burlington 15 mi
- Avalon 15 mi
Frequently asked questions
What is the ZIP code for Williams Bay, WI?
The ZIP code for Williams Bay, WI is 53191.
What county is Williams Bay, Wisconsin in?
Williams Bay ZIP codes are in Walworth County.