Welcome to the Monroe County Treasurer's web site.  In an effort to offer the most innovative payment options to the taxpayers of Monroe County, I hope that you will find this service convenient and easy to use.

Any tax not paid by the due date, according to Illinois State Statutes, is subject to a 1.5% monthly penalty.  

IMPORTANT INFORMATION:

  • 1st installment is due October 18th
  • 2nd installment is due  November 18th
  • Please allow 2 -3 business days for your payment to be completely processed.

New service fee pricing:

All credit cards will include a service fee of 2.35% or $1.00 minimum.  E-check service fee price is $1.00.  Visa debit cards will include a service fee of $3.95. 

Debit card information:

If you are using a debit card with any of the major credit card brands, please contact your financial institution prior to payment attempt.  For your protection, debit cards may have a transaction limit in place.  Your payment could decline if the transaction limit is lower than your tax payment amount.

The information provided on this site regarding your bill is updated periodically and is therefore for informational purposes only.  The Illinois State Treasurer's office makes no representation as to the information's accuracy at any given time.  Please verify the information provided on our site with your paper/electronic statement.  If there is a discrepancy or if you have any questions regarding the billing information, please call our office at the number listed below before you proceed.

Payment Type (Please click the link below to make a payment.) We Accept
Single Parcel ( 9/8/2016 - 1/3/2017 ) Visa Debit eCheck Visa Master Card Discover American Express


For assistance, please contact us at:
Monroe County Treasurer
100 South Main Street
Waterloo, IL 62298
treasurer@htc.net
(618) 939-8681
http://www.monroecountyil.org