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Polk County Treasurer

Mary L. Wells

Took Office:
March 23, 2021

Polk County Treasurer Mary L. Wells was born and raised in Des Moines, Iowa. Mary obtained her Bachelor of Science degree from Upper Iowa University cum laude in Business Administration majoring in Management. She has worked for more than 20 years in operations management for corporate America managing business operations teams for three fortune 100 companies. Community involvement includes Co-founder and President of Investing In My Future, Inc., member of the Des Moines Alumnae Chapter of Delta Sigma Theta, Inc., member of the Des Moines Branch of NAACP and a member of Corinthian Baptist Church.

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.

Polk County Office Information

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Phone Number

Property Tax Division: (515) 286-3060
Vehicle Division: (515) 286-3030
Cash Management Division: (515) 286-3035
Administrative Division: (515) 286-3041


Polk County Administration Building
111 Court Avenue, Room 154
Des Moines IA 50309

Location Hourly Rate Maximum Time Limit
Administration Building Parking Lot (County Business Only) $0.50 10 Hours
3rd & Court Parking Ramp - Sky-walk Access $1.00 No Limit
Street Parking Next to the Administration Building $1.25 4 Hours
Walnut Street & Court Avenue Bridges Free No Limit



Property Tax - Walk-in Customer Hours

Monday - Friday   7:00 AM - 4:30 PM

Title Transfers - Appointments are Recommended BOOK AN APPOINTMENT HERE

Monday - Friday   7:00 AM - 3:00 PM

Vehicle Registration & Plate Replacement - Walk-in Customer Hours

Monday - Friday   7:00 AM - 4:30 PM

Phone Customer Hours

Monday - Friday   7:00 AM - 4:30 PM (help calls in queue 4:30-5pm)

Mailing Address

Polk County Treasurer's Office
111 Court Avenue, Room 154
Des Moines, IA 50309-2298

Payment Drop Box

The Payment Drop Box is located at the north end of the Administration Building parking lot. Cash Payments are NOT accepted in the drop box.


Office Staff

County Treasurer - Mary L. Wells
Chief Executive Officer - Ben Lacey
Administrative Division Deputy - Kellie Phelps           
Property Tax Division Deputy - Jodi Gjersvik
Vehicle Division Deputy - Pam Blankenfeld
Cash Management Division - Accounting Manager - Sarah Smith


The office is closed on the following dates:


  • Veteran's Day - Thursday, November 11, 2021
  • Thanksgiving Day - Thursday, November 25, 2021
  • Thanksgiving - Friday, November 26, 2021
  • Christmas Eve Day - Friday, December 24, 2021 (Observed)
  • Christmas Day - Monday, December 27, 2021 (Observed)
  • New Year's Day - Friday, December 31, 2021 (Observed)


  • New Year's Day - Friday, December 31, 2021 (Observed)
  • Martin Luther King Jr. - Monday, January 17, 2022
  • President's Day - Monday, February 21, 2022
  • Memorial Day - Monday, May 30, 2022
  • Independence Day - Monday, July 4, 2022
  • Labor Day - Monday, September 5, 2022
  • Veteran's Day - Friday, November 11, 2022
  • Thanksgiving Day - Thursday, November 24, 2022
  • Thanksgiving - Friday, November 25, 2022
  • Christmas Eve Day - Friday, December 23, 2022 (Observed)
  • Christmas Day - Monday, December 26, 2022 (Observed)

Property Tax

The Property Tax Division is responsible for collecting taxes for real estate property, mobile homes, utilities, bushels of grain, monies and credits, buildings on leased land, and city and county special assessments, including delinquent sewer rental and solid waste rates and charges for all tax levying and tax certifying entities of the county.

The Treasurer is also responsible for conducting the tax sale; processing tax sale redemptions; issuing tax sale deeds; processing tax suspensions; preparing plat and mobile home tax clearances; and administering the Iowa Property Tax Credit Program based on age/income.

Property Tax Contact Information

Phone: 515-286-3060
Fax: 515-323-5202

Property Tax Staff

Deputy Treasurer - Jodi Gjersvik
Administrative Supervisor - Rachael Hagedorn
Administrative Supervisor - Mary Mahnke

Tax Sale

The Polk County Treasurer is responsible for the administration of the Annual Tax Sale and must offer for sale, in an open competitive bidding process (Iowa Code Chapter 446), parcels in which taxes have become delinquent. The purpose of the tax sale is to collect unpaid taxes. The Annual Tax Sale takes place in June of each year.

2021 Tax Sale Terms

Browse common Property Tax related forms Property Tax Forms

Vehicle Renewals

The Vehicle Division issues vehicle titles, registration renewals, junking certificates, personalized and other special emblem plates; notates and releases security interests; collects fee for new registration (use tax), registration, and document fees; processes credits and refunds on vehicle registration fees; and serves as an agent of the Iowa Department of Transportation and Department of Revenue and Finance.

Vehicle Contact Information

Phone: 515-286-3030
Fax: 515-323-5202

Vehicle Staff

Deputy Treasurer - Pam Blankenfeld
Administrative Supervisor - Chris Guhl
Administrative Supervisor - Raquel Hoveland
Administrative Supervisor - Rebecca Fazio


The Iowa DOT website allows you to personalize your license plate, check availability, and reserve it.  If it is available and approved, your plates will be manufactured and delivered to the county treasurer's office in the county where you live.  You will be notified when the plates are ready to be picked up.

Personalized and Specialty Plates 


Browse common Title/Registration and related forms Vehicle Forms

Driver's License Services

this is a test!!!!!!