WWelcome to Mahaska County, IAWW

Welcome to Mahaska County:

Welcome to the Mahaska County Treasurers webpage.  All offices are currently closed to the PUBLIC due to the COVID-19 Pandemic for safety of the public and our staff.  We continue to serve our residents by phone and by email, We are processing transactions by mail and online, as well as a drop box located near the front door of the courthouse lobby.  Be kind, show grace, wash your hands, and don't touch your face.  Per Governor Reynolds Proclamation, please also practice social distancing of 6'.  Together we are working to help flattened the curve of COVID-19.

* AS OF FRIDAY, MARCH 27, 2020, we have opened a drive-up window by appointment only, 9:00 a.m. - 4:00 p.m. located at the Mahaska County Courthouse ANNEX, 301 1st Ave East, Oskaloosa, IA.  Please call 641-673-4618 for more information.

Per Governor Reynolds proclamation dated 3-20-2020 Property tax remains due by March 31, 2020, however the PENALTY  will be waived if paid by APRIL 16, 2020.  PENALTY on the March property tax from April 1-April 16 will be waived.  Penalty will begin April 17, 2020.

ALL Driver License services are now CLOSED in Mahaska County until further notice.  Please continue to watch this web page for current information regarding Mahaska County Treasurer information.  For current state DOT information regarding Driver License please check IOWA DOT UPDATES 

Until further notice: Due to COVID-19 and public health concerns, Mahaska County is taking steps to protect employees and the public. Mahaska County has elected to close their offices to the public to limit the spread of COVID-19.

If you were planning to visit one of the county treasurer’s departments, please call ahead so we may assist you with your options. We will be closed to the public but working daily until further notice.

There is currently a drop box inside of the courthouse in the 1st floor lobby for property tax payments and vehicle renewal payments only.

Tax: We are ENCOURAGING payment by mail, or online property tax payments, please go to www.iowatreasurers.org SELECT: Find my COUNTY, SELECT: MAHASKA.

If you have questions or need amounts due please contact (Tax) at 641-673-5482.

You may email questions to treasurer@mahaskacounty.org.

We will make every effort to accommodate our citizens over the phone or via email. Appointments may be made for essential service.

Motor Vehicle: We would encourage you to pay your registration renewals by mail, or online at www.iowatreasurers.org SELECT: Vehicle Registration. 

If you have questions or need amounts due please contact the Motor Vehicle office at 641-673-4618.

Motor Vehicle questions you may be email to haworth@mahaskacounty.org  gilliland@mahaskacounty.org or powless@mahakacounty.org.

We will make every effort to accommodate our citizens over the phone or via email. You may mail your title work to our office AFTER you have contact our office for fees.

At this time there will also be a drop box in the lobby for DEALER USE ONLY.

Drivers License: Mahaska County has suspended driver’s license services. In some instances you may renew your drivers license online at https://iowadot.gov/mvd/driverslicense/renew. Please call 641-673-9521 with any questions.

Please note: Per Governor Reynolds proclamation March 17, 2020 some expiration dates regarding driver’s license and motor vehicle have been extended. Please go Iowa DOT at www.iowadot.gov search PRESS RELEASE for current information.

For all current information  regarding Mahaska County you may go to www.mahaskacounty.org.

Thank you for your patience and understanding, as we work together to better limit the spread of COVID-19 and to continue service to our residents to the best of our ability.


In an effort to protect the health of our customers and staff, we ENCOURAGE you to use our online payment system to pay your property taxes or renew your vehicle registrations. (See the links below) The fee for an e-check is only $0.25.  If you need assistance, please email treasurer@mahaskacounty.org or by phone at 641-673-5482.

To locate your receipt number for e-check payments you may go to https://www.mahaskacounty.org/assessor/beacon.php. You may search by Name, Address or Parcel number.  Scroll to the bottom of the page you searched, the receipt number will be near the bottom of the page on the right hand side in the Tax History portion.  

Payments may also be mailed to the following address:

Mahaska County Treasurer - 106 S. 1st Street, Oskaloosa, IA 52577

If you pay by mail and would like a receipt you may:

1)include your email address with your payment, we will gladly email your receipt to you.

2)use your check as your receipt.

3)include a stamped, self-addressed envelope with your payment, we will gladly mail your receipt to you.

Thank you for your consideration and patience as we strive to provide you with the best service possible!


Online Payment Services

Discover, MasterCard, Visa and eCheck are accepted for internet transactions; 7 days a week, 24 hours a day! A service delivery fee will apply.

  • Pay Property Taxes on-line; You may pay current and delinquent tax on-line.
  • Tax Sale Certificates MAY NOT BE REDEEMED ON-LINE, or over the phone.  You MAY redeem by mail, or in our office. 
  • Tax Sale redemptions made between May 1 - July 31, must be paid with CERTIFIED FUNDS (cash, cashier check, money order; or we will accept a debit or credit card [additional fees apply].) CERTIFIED FUNDS are also required, upon receipt of Tax Sale Completed Service Affidavit, including 90-Day Notice of Expiration of Right of Redemption.  If you have questions, please contact our office at 641-673-5482. 
  • Pay Your Vehicle tags; you may purchase vehicle tags on-line.

VEHICLE TAG RENEWALS: You are eligible to renew on-line if you received a renewal notice through the US Postal Service that contains a PIN Number for on-line renewals.  However, if SR22 Proof of Insurance is required, or you owe a state debt, (i.e., income tax debt, child support recovery debt, or student loan debt), the vehicle does NOT qualify for on-line renewal.

In Office Payment Services

*Property Tax and Motor Vehicle Departments - cash, check, credit or debit Discover, MasterCard, or Visa.

*Drivers License Department - cash, check, credit or debit.

Contact Information


  • Phone: Tax Department: (641)673-5482
  • Phone: Motor Vehicle:   (641)673-4618
  • Phone: Drivers License: (641)673-9521
  • Fax Number:                 (641)673-2586 or (641)673-8979
  • E-mail address:              treasurer@mahaskacounty.org
  • Mailing address: 106 South First St. Oskaloosa, IA 52577
  • Link to: Mahaska County Website
  • Link to: GIS (Beacon website)
  • Link to: Iowa DOT Forms
  • Link to: Iowa DOT Manuals and Practice Tests
  • Link to: Real ID Checklist
  • Office Staff
    •  1st Deputy Treasurer/Head Motor Vehicle Deputy - Terri
    •  Motor Vehicle Deputy - Tracey 
    •  Motor Vehicle Deputy - Faith
    •  Head Property Tax Deputy - Shauna
    •  Property Tax Deputy - Emily 
    •  Head Drivers License Deputy - Suzy 
    •  Drivers License Deputy - Jonathon


Office Hours


  • Office Hours: Tax Department   8:00 - 4:30 Monday - Friday
  • Office Hours: Motor Vehicle       8:00 - 4:30 Monday - Friday
  • Office Hours: Drivers License    8:00 - 4:00 Monday - Friday
  • Driver License Written Exam     8:00 - 4:00 Monday - Friday

*For those persons born in Iowa from May 1993 through October 2009 the wallet size birth certificate will still be accepted as proper identification for business at drivers license stations.  You may however exchange the wallet size document for a full size document through the Iowa Department of Public Health at no charge if you wish.  http://www.idph.iowa.gov/health-statistics/request-record; or you may contact your local County Recorder to see if you may make the exchange locally.


Mahaska County offers the following knowledge tests, skill and drive tests:

CAR DRIVES: for any vehicle under 16,000 GVWR.

D-2 Chauffeur:  any truck with the GVWR between 16,001 - 26,000 (example: SCHWANS, UPS, LUMBER CO TRUCKS).

D-3 Chauffeur:  vehicles for 16 passengers or less including the driver.

MOTORCYCLES: any 2 or 3 wheel - 50 cc's and over.

Notice: Liability Insurance will be required for ALL drive tests.  

Mahaska County offers CDL knowledge tests and provides issuance of Commercial Driver License.  Please visit the Iowa DOT site for locations offering CDL skill and drive testing.


ALL DRIVE TESTS in Mahaska County are discontinued as of March 17, 2020 until further notice.

Drive testing will be cancelled in case of extreme weather

Extreme weather is described as but not limited to:

  1. temperatures at or below 0° degrees F;
  2. wind chill at or below 0° degrees F;
  3. conditions where visibility is extremely limited;
  4. ice covered roads.
  5. STORM WARNING is in effect.

All situations are subject to the County Treasurer and Drive Examiner’s discretion. 

Please contact our office at 641-673-9521 if you have any questions.  All drive test times available are subject to change.

ALL DRIVE TESTS in Mahaska County are discontinued as of March 17, 2020 until further notice.

  • Car Drive Test:  Monday - Wednesday - Friday - first come first serve during the hours of 8:10-10:30 and 2:10-3:10.
  • D-2 Chauffeur Drive Test: Tuesday - by appointment ONLY
  • Motorcycle Drive Test: Thursday 8:30 - 10:00 a.m. by appointment ONLY
  • Motorcycle Drive Test Location ~ 140 Gateway Drive, Oskaloosa
  • (Northeast corner of the Gateway Church of the Nazarene parking lot)

Last car drive test at 3:15 (M-W-F)

ONE computer testing station - first come first serve, operational 8:00 a.m. - 4:00 p.m.  (testing will be ended at 4:00) daily.

Veteran Designation

Honorably discharged veterans may request the “Veteran” designation be placed on their driver’s license or non-operator identification card. Veteran must present a copy of their DD214 or applicable discharge document to the County or State Veterans Affairs Office to have their eligibility certified. That office and the veteran will complete an Iowa DOT Application form. Note: Veterans may request the “veteran” designation anytime they seek a new card, not just at the time of renewal. The cost for a duplicate DL or nonoperator ID is $10.00. 

Mahaska County recognizes certain days of importance as holidays. Our office will be closed in observance of these holidays on the following dates:

  • January 1, 2020 New Year's Day
  • January 20, 2020 Martin Luther King Jr. Day
  • February 17, 2020 President's Day
  • May 25, 2020 Memorial Day
  • July 3, 2020 In observance of Independence Day
  • September 7, 2020 Labor Day
  • November 11, 2020 Veteran’s Day
  • November 26 & 27, 2020 Thanksgiving Day and Friday after
  • December 24 & 25, 2020 Christmas Eve and Christmas Day


Our Location

Mahaska County Treasurer       106 South First Street       Oskaloosa, IA  52577

The Mahaska County Courthouse is centrally located in Oskaloosa, Iowa. We are located at 106 South First Street adjacent to the town square. Handicap parking is available on the north side of the Courthouse as well as a handicap accessible ramp.

The Treasurers office (Tax and Automobile/Drivers License) is on the first floor of the Courthouse. You will enter the Courthouse on the ground level. Go up one flight of stairs to the first floor, an elevator is also available. The Treasurers office is to the right.

The Treasurers office consists of the Tax and Automobile/Drivers License Departments. All three departments are clearly marked with signs above each door for your convenience.


Connie J Van Polen


took office 1/01/2019

I was hired 1/01/1995 as a clerk in the Treasurer's Property Tax Department.  On 7/01/1996  I was promoted to deputy in the Treasurer's Property Tax Department.  1/01/2003 I was promoted to 1st Deputy Treasurer of Mahaska County.

22,197 - 28th


Thank you for visiting our web-site.

Property tax collectable

               September 2019/March 2020 were                   certified August 2, 2019. 

                  Property tax statements were                           mailed August 5, 2019. 

If you did not receive your property tax statement(s), please contact our office to verify/update your mailing address.

We are pleased to offer you online payment services 24 hours a day, 7 days a week; as well as in office services Monday - Friday.

We strive to provide you with personal and professional service at the local level.

If you need assistance or if you have any questions regarding property tax, motor vehicle or driver license, please contact me or my staff by email or by phone. Thank you.


Connie J Van Polen