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Iowa County Treasurer

Michelle Sims

Took office on 7/1/2010


Hello, I would like to welcome you to the Iowa Tax And Tags website. Our office provides that "one-stop shopping" for your taxes, motor vehicles, and drivers license issuance.

Please don't hesitate to contact our office by phone or e-mail with any questions or comments you have!

Office Information

We recommend you pay your property and vehicle renewal (tag) taxes online.  It's easy, fast and safe. Online payment options include Discover Card, MasterCard, Visa, American Express and eCheck - an electronic transfer of funds from your bank account to the County bank account.

Property Tax

Iowa County now accepts current and delinquent tax payments on the Internet. Discover, MasterCard, Visa, American Express, and e-check are accepted for Internet transactions. We DO NOT offer this service over the counter or by mail.

Motor Vehicle Tags

Vehicle registration renewals can be processed during the calendar month before expiration month, the calendar month of expiration, or the calendar month after the expiration month without penalty.


Iowa County Treasurers' Office
901 Court Avenue
Marengo, IA 52301

Contact Info

Treasurer's e-mail:

Tax e-mail:

Motor vehicle e-mail:

Drivers License e-mail:

Office Staff:

Clerk - Marcia Daily
Deputy - Char Kinzenbaw
Deputy - Chris Wardenburg
Clerk - Donna Heitman


Office Hours: 8:00 - 4:30 | Monday - Friday
Driver License: 8:30 - 4:00 | Monday - Friday:  Closed from 12:00 - 1:00
Driver License Testing: 8:30 - 3:30 | Monday - Friday
Drive Test: Wednesday by appointment

Title work received after 4:00 pm will be processed the following day.


  • New Year's Day
  • Martin Luther King's Birthday
  • President's Day
  • Good Friday
  • Memorial Day
  • Independence Day
  • Labor Day
  • Veteran's Day
  • Thanksgiving Day and Day after
  • Christmas Eve Day and Christmas Day

County Population:


Population Ranking:


Thank you for the great job you have done making tax payments online so EASY! Very well-designed.