Wisconsin Property Tax Consulting Services

State capitol building Wisconsin

K+

Wisconsin sites represented

$M+

Wisconsin client property tax savings realized in last two years

$B+

Wisconsin fair market value represented

Local Tax Experts
Speak with a Wisconsin Property Tax consultant.
Get in Touch

  • Property Tax Deadlines

    Wisconsin Property Tax Calendar

    Stay ahead of Wisconsin property taxes with our property tax calendar.

    * Recently updated within the last 30 days

    Lien Date
    Jan 1

    Real Property Information

    Important dates and information related to real property tax assessments in Wisconsin
    Appeal Deadline
    May 8*
    May 8; appeal deadline exists from April 23–September 1. The two main jurisdictions are Madison and Milwaukee with deadlines of May 9 and 16, respectively.
    Assessment Notice Issue Date
    Apr 23

    Real Estate Tax Bill Payment Information

    Payment deadlines and information for real estate tax bills in Wisconsin
    Tax Bills Issued
    Nov 15
    Single Payment Due (Delinquent Date)
    Jan 31
    First Installment Due (Delinquent Date)
    Jan 31
    Second Installment Due (Delinquent Date)
    Jul 31

    Personal Property Information

    Personal property is not taxable in Wisconsin

    Personal Property Tax Bill Payment Information

    N/A

  • Delivering Exceptional Tax Strategy Across Wisconsin

    Milwaukee skyline Wisconsin

    Through legislative shifts and local practices, Ryan delivers strategic oversight: anticipating risk, challenging overassessments, and guiding clients through compliance and appeals.