Mahaska County Courthouse


Lindsey Thomas, Assessor
Mahaska County Courthouse
106 South 1st Street · 1st Floor, SE Corner
Oskaloosa, IA 52577

Mailing Address
106 South 1st St Attn: Lindsey Thomas, Assessor
Oskaloosa, IA 52577

8 a.m. to 4:30 p.m.
Monday through Friday

Welcome to the official website of the Mahaska County Assessor's Office. We hope that you find our site to be an excellent source of information and education. If at any time you experience difficulty using the site, or cannot gain access to it, please call our office at (641) 673-5805 and we will assist you.

To Report Changes to Your Property:

E-mail, and please include your name, the property address, and a telephone number where you can be reached.


Access the property through the Mahaska County Beacon website and select "Data Correction Form" at the bottom of the parcel report.  Your information will be sent in PDF format via email to the Assessor's Office.


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