Elections & Voting

Elections and Election Results

Voting and Voter Registration

Other Information

Cerro Gordo County Voter Registration

Updated July 1, 2025

No Party
11,181
Republican
10,016
Democratic
7,896
Other
247

Total Registered Voters: 29,340

Register to Vote Historic Voter Registration Totals

County Courthouse

220 N. Washington Ave.
Mason City, IA 50401
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Courthouse Hours

M-F 8:00 a.m. to 4:30 p.m.
Closed Holidays
Department Hours May Vary