Welcome to the Assessor's Office
The City of Milwaukee Assessor’s Office typically performs a citywide revaluation every year. These revaluations result in changes to the assessed values for most properties. For 2021, the City of Milwaukee is not doing a revaluation. The Assessor’s office will be performing a maintenance assessment. The most significant difference between a revaluation and a maintenance year is that most properties will not see a change in their assessment during a maintenance year. Read more...
Real Property assessed values are updated every year in mid-April.
Personal Property returns are due every year by March 1.
The annual deadline to appeal real property assessments is the third Monday in May.
Tax exemption requests are due by March 1 for the year the exemption is sought.
Biennial exemption reports are due by March 31 of every even numbered year.