PUBLIC TEST of all voting equipment to be used in the Primary Election will be held at 10 AM on Wednesday, May 27, 2026 at the Monona County Courthouse.
Keep up to date with Monona County

What's New

19
May
Board of Supervisor's Meeting
8:30 am
610 Iowa Ave. · Onawa, IA
25
May
Courthouse Closed for Memorial Day
8:00 am
610 Iowa Ave. · Onawa, IA
26
May
Board of Supervisor's Meeting
8:30 am
610 Iowa Ave. · Onawa, IA
9
Jun
Board of Supervisor's Meeting
8:30 am
610 Iowa Ave. · Onawa, IA
About
Monona County

Monona County was established in 1851. It's home to 10 communities and over 8,000 residents. The County is administered by a three-member Board of Supervisors who are elected to four-year terms. Other elected officials include the Attorney, Auditor, Recorder, Sheriff, and Treasurer.