Payment by Mail
Delinquent Property Tax payments may be mailed to the Milwaukee County Treasurer's Office at the following address:
MILWAUKEE COUNTY TREASURER
901 N. 9th STREET, ROOM 102
MILWAUKEE, WI 53233
Detach the remittance advice located at the bottom of the delinquent property tax bill and include it with your check in the envelope provided for mailing. Please also identify your parcel number by writing it on the check.
To ensure your payment is applied correctly, please include the parcel number / tax key number on the memo portion of the check.
Do not mail the entire bill. Delinquent Property tax bills will not be returned!
The envelope's postmark date is the date used for crediting payments received via the United States Postal Service.
For your protection, do not send cash through the mail.
A payment receipt will be mailed to the property owner and person or organization making the payment if different.