2nd Installment of Tax Bills

The 2023 tax year mill rate is $17.7714 per $1,000 of property value.

The City of Sun Prairie cannot accept second installment payments. Second installment payments are due by July 31st payable to the Dane County Treasurer:

  • Online by credit card
  • Mail:
    P.O. Box 1299
    Madison, WI, 53701-1299
  • In person:
    City-County Building
    210 Martin Luther King Jr. Boulevard
    Madison, WI, 53709