Sheriff's Office Non-Emergency Number Issue - Please use 433-1414 to contact the department for non-emergency issues.
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What's New

10
Dec
Board of Supervisors Meeting
8:30 am
610 Iowa Ave. · Onawa, IA
17
Dec
Board of Supervisors 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.