Williams Bay parcel data

Parcel records for Williams Bay, Wisconsin: owners, assessed values, sales and boundaries.
Parcels
2,502
Last updated
Jun 30, 2026
Zoning
Not yet
County
Walworth County

What each Williams Bay parcel record includes

  • Parcel number and boundary
  • Owners of record and mailing address
  • Assessed and market value
  • Most recent sale: price, date and deed
  • Lot size, land use and property class
  • Building: year built, area and units
  • Legal description
  • Zoning district
Example parcel · Williams Bay2.14 ac
Parcel number0651-45-8213
Owner of recordExample Holdings LLC
Market value 2026$486,300
Last sale$412,000 · 2021
Land useSingle family
Year built1998

Get Williams Bay parcels through the API

Search by address, owner, lot size, value or sale date.

Get an API keyRead the API docs 
curl -G 'https://api.placestack.com/v1/parcel' \
  -H "Authorization: Bearer $PLACESTACK_API_KEY" \
  --data-urlencode 'jurisdiction=jur_01m3n2c1xjfw7s34jwqvgwde5q'

Frequently asked questions

How many parcels are in Williams Bay?
Placestack has 2,502 parcel records for Williams Bay, Wisconsin.
What does a Williams Bay parcel record include?
The parcel number and boundary, owners of record and their mailing address, assessed and market value, the most recent sale, lot size, land use, the main building and the legal description.
Is Williams Bay zoning available?
Not yet for Williams Bay. Parcel records are available now.
How do I get Williams Bay parcel data?
Through the API, the MCP server or the map in the console.

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