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Mariposa County, California

Mariposa County profile, demographic data, and geographic information.

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
GUS Population: 17,048 (2024)
ID: 203965
County Official County Government
Contact: COUNTY ADMINISTRATIVE OFFICER
PO BOX 784, MARIPOSA CA 95338