**2018 Property Tax Bills have been mailed out and can be viewed online at the link below.

The Village of Mukwonago collects all current year real estate and personal property taxes for Village properties.

Every year in October and November, each department head prepares the budget for his/her department. The Village Board approves the budget in late November/early December. After the budget has been determined, information is compiled to determine that tax levy, which is the amount needed through tax collection to cover Village costs.

Listed below is current and past years tax information. Also listed further down the page are payment instructions on the payment of your taxes.

Current Assessment Ratios

The Assessment Ratio for the Waukesha County portion of the Village of Mukwonago for the year 2018 is 100%.  The Assessment Ratio for the Walworth County portion of the Village of Mukwonago for the year 2018 is 100%.

Tax & Assessment Information

Property Tax Payment Instructions

The Village of Mukwonago collects tax payments in three (3) installments. If you elect the installment plan, we must receive the amounts stated at the bottom of your bill on or before the following dates:

  • 1st Installment – January 31
  • 2nd Installment – April 30
  • 3rd Installment – July 31

Payment of Taxes at the Clerk-Treasurer’s Office

Taxes may be paid at the Village Hall, Monday through Thursday, 8:00 am to 5:00 pm., and Fridays, 8:00 am to noon. The Treasurer’s Office is located at 440 River Crest Court. Village Hall will be CLOSED December 24, 25, 31, 2018 and January 1, 2019. For questions, please call the office at (262) 363-6420, Option 4. In the parking lot, there is a drop box for payments of taxes, water bills, etc. Please remember that when using this box you must place your payment in an envelope.

Payment of Taxes by Mail

Send your check, made payable to the Village of Mukwonago, and the top portion of your tax bill to the Village Treasurer; 440 River Crest Ct; Mukwonago, WI 53149. IF YOU NEED A TAX BILL RECEIPT, a self addressed stamped envelope must be enclosed. Be sure it is postmarked by the due date. Checks received by mail must have the post office cancellation date on it to be accepted on time. If payment is mailed, it must be received with a postmark of no later than the above due date, or it will be marked delinquent.

Payment of Taxes at a Bank

If you’d like to make your payment at one of the banks listed, please bring your entire tax bill. If paying by check please write your tax parcel number on your check. Banks WILL NOT accept overpayments. Please take overpayments to the Village Hall or mail. Refunds will be issued in 2-3 weeks. The following banks will accept tax payments during their regular business hours during the months of December and January:

  • Citizens Bank: 301 N. Rochester St., 875 S. Rochester St., 1010 N. Rochester St. (inside the Mukwonago Pick’n’Save), (262) 363-6500

Payment of Taxes Online

You can pay your real estate taxes online using a debit/credit card or an “e-check” transaction from your bank account.   CLICK HERE  for additional information on convenience fees and to make a payment.

Payment of Personal Property Taxes

State Statute requires all Personal Property Tax Bills to be paid in full by January 31.


Late payments for the January installment will become delinquent, including interest and penalty at 1½ % per month, which then the taxes must be paid in full. Delinquent taxes mean the installment plan is no longer an option. Late payments for April and July installments will become delinquent back to February 1 and must be paid in full including 1½ % interest.


Diana Dykstra
Ext. 2103

Deputy Clerk-Treasurer
Linda Gourdoux
Ext 2104

(262) 363-6420
(262) 363-6425 Fax

Hours of Operation
Monday - Thursday
8:00 am to 5:00 pm
8:00 am - noon

440 River Crest Court
Mukwonago, WI 53149