Welcome to the Mahaska County Elections Website.

The Election Department in the Auditor’s Office is responsible for every aspect of conducting an election from voter registration to the final count of the votes. This site is designed to be a resource for residents looking to learn how to vote, find their elected officials, learn about becoming a candidate, or find past or upcoming election information.

Upcoming & Recent Elections

News

FAQ

Q.

What is the last day I can turn in my absentee ballot?

A.

You are allowed to hand-deliver your ballot to the Auditor’s office up until the time the polls close on Election Day. If you return your ballot through the mail, your ballot must arrive by 8PM. on Election Day, with exceptions for individuals in the Safe at Home program and military/overseas citizens. Learn more on our Absentee Voting page.

Q.

Can I update my voter registration over the phone?

A.

No. All updates to voter registration must be made in writing or online through the Iowa DOT if you have an Iowa driver’s license.

Mahaska County Voter Registration

Updated May 29, 2026
Republican
9,163
No Party
5,991
Democratic
3,222
Other
153
Total Registered Voters: 18,529
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