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- Assessment/Aggregate Ratio - Tax Year 2013 - Download
- Assessment/Aggregate Ratio - Tax Year 2014 - Download
- Assessment/Aggregate Ratio - Tax Year 2015 - Download
- Assessment/Aggregate Ratio - Tax Year 2016 - Download
GCS Tax Information
Lottery Credit Claim Form
- Lottery Credit New Claim Form - Download
Please click on the site below to print off a current lottery credit claim form. Fill the form in and send to the Oconto County Treasurer's office at 301 Washington St, Oconto, WI 54153, by November 1st to receive the lottery and gaming credit on your tax bill.
The lottery and gaming credit is available to taxpayers that have their primary residence in Oconto County as of January 1st of that tax year. FORM LC100
If you were eligible to receive the credit the prior tax year, please print off
FORM LC300 and mail to the State of Wisconsin by September1st.
- Mill Rates - Tax Year 2014 - Download
Attached is the mill rate information for 2014
- Mill Rate - Tax Year 2013 - Download
Attached is the 2013 tax year mill rate worksheet.
In December we receive the next tax years mill rate worksheet.
- Mill Rate - Tax Year 2015 - Download
Attached is the mill rate information for the 2015
- Mill Rate - Tax Year 2016 - Download
Tax Data File
- Tax Data File Request Form - Download
If your company is in need of an electronic tax data file for tax rolls or tax delinquencies, please fill out this form.