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Department Detail:  Treasurer

Department Treasurer
Elected Official Sherri Hawkins
Address 1016 16th Avenue
Monroe, Wisconsin  53566
Phone Number 608-328-9435
Fax Number 608-328-2835
Staff Treasurer Staff
Office Hours Monday - Friday (8:00 a.m. - 4:30 p.m.)
You may now pay your 2nd half Property Taxes or Delinquent Taxes on line with a credit card or e-check.  A small convenience fee will be added to your payment.

Pay Taxes On Line

Change your Address for Tax Bills

Request to Combine Parcels

The County Treasurer's office is thought of as the keeper of county funds and the tax collector.  The Treasurer's office maintains all records relating to property, including:

  • assessment information
  • property descriptions
  • title transfers
  • parcel splits
  • assignment of new tax parcel numbers

The duties of the County Treasurer are defined by Wisconsin State Statutes and rules and policies set by the County Board.  Those duties include:

  • receipt and disburse monies from all sources
  • keep accurate financial records
  • produce and print tax bills
  • collect postponed and delinquent real extate taxes
  • maintain accurate records of all tax collections

The County Treasurer also excercises investment authority as delegated by the County Board.

Public Information


   Unclaimed Funds List
   Affidavit of Ownership & Indemnity Agreement

Please notify the Treasurer's Office if your mailing address has changed by completing a change of address form.

You may view tax parcel infomation or county maps.  These are both public viewers with limited information

Green County is updating the web portal for the Land Records System to the Ascent program.  It is highly recommended that this portal be accessed using Internet Explorer Version 9 or Internet Explorer Version 10 or Google Chrome Version 30 web browser. Certain features and functions may not perform correctly in previous or later versions of Internet Explorer or other web browsers, and, although these browsers may be used, their behavior or support will not be guaranteed.  Also, in many cases it will also be necessary for the device, computer, or laptop, from which the portal is being accessed, have a current version of Adobe Acrobat Reader installed on it. This is so that documents that are made available through the portal as a Portable Document Format (PDF) file can be viewed. For example, in order to view and print a property tax bill from the portal, the user will need Adobe Acrobat Reader.  For more information please click on the link below which is a part of the help document available once you are in the Ascent program.

Understanding Reassessments - A Tale of 3 Cities

Browser Help for Land Records System -- Ascent Software

2019 - 2020 Tax Information

FAQ -- Interest & Penalty on Taxes

2019 Mill Rates for Collection in 2019 - 2020

2019 Aggregate Ratios

Tax District Codes

The Treasurer's office maintains at least 15 years of information that is available to the public.  Questions often handled in the office regarding property include:

  • ownership
  • parcel number
  • assessed value
  • fair market value
  • amount of taxes
  • tax payment history
  • delinquent taxes
  • copies of tax bills
  • FAQs for Ag Conversion Fee 

Also available to the public are parcel maps for inspection or purchase.  Maps are available with or without an aerial photo background.

List of Municipal Assessors

List of Municipal Treasurers

List of Municipal Clerks

Lottery Credit Instructions

Lottery Credit Application Forms

2020 Guide for Property Owners

2020 Property Assessment Appeal Guide for Property Owners

2020 Agricultural Assessment Guide for Property Owners

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