Departments and Officials

City Assessor

Courthouse
220 N. Washington Ave.
Mason City, IA 50401
641-421-3061

General Assistance

220 N. Washington Ave.
Mason City, IA 50401
641-421-3085

Human Resources

Courthouse
220 N. Washington Ave.
Mason City, IA 50401
641-421-3075

Public Health

CG Public Health Building
2570 4th St. SW · Suite 1
Mason City, IA 50401
641-421-9300
1-888-264-2581 (Toll Free)

Sheriff

Law Enforcement Center
17262 Lark Ave.
Mason City, IA 50401
641-421-3149 (Civil)
641-421-3000 (Patrol/Communications)
641-421-3019 (Jail)

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