Elections & Voting

Elections and Election Results

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Voting and Voter Registration

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Elected Officials

Cerro Gordo County Voter Registration

Updated January 1, 2026

No Party

11,415

Republican

10,000

Democratic

7,840

Other

243

Total Registered Voters: 29,498

Register to Vote Historic Voter Registration Totals

Auditor

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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

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