Grota Appraisers
262-253-1142
Other questions can be directed to our Treasurer, Cindy Fredrick, 920-387-4210
Thinking about appealing your assessment? Click here for more information on the process.
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FREE assessment data with basic information for Williamstown and other municipalities that contract with Grota Appraisals can be found at Assessor Data.
REALTORS: BILLABLE assessment data with more detailed information for Williamstown and other municipalities that contract with Grota Appraisals can be found at the commercial site for Assessor Data