Departments

County Assessor

Location

220 N. Washington Ave.
Mason City, IA 50401
Driving Directions

Contact Information

641-421-3065
CountyAssessor@cgcounty.org

Hours

Monday - Friday
8:00 a.m. - 4:30 p.m.
Holiday Closures

Our Team
Commercial Reappraisal Project Press Release 5/20/2024
Assessor's Duties
Board of Review
Conference Board
Credits and Exemptions
Important Dates
Information and Resources
Property Owner’s Legal Responsibility
Property Search (Beacon)
FAQ

Map & Directions

County Courthouse

220 N. Washington Ave.
Mason City, IA 50401
Contact · Report a Concern

Courthouse Hours

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