4928 10th Street, PO Box 247

Mariposa, CA 95338

(209)966-2621

Keith M. Williams, Treasurer - Tax Collector - County Clerk - Registrar of Voters

Payments may be mailed to PO Box 247, Mariposa, CA 95338, and MUST BE POSTMARKED BEFORE THE DELINQUENT DATE to avoid late penalties.  Payments may also be made in person at the County Tax Collector's Office, 4982 10^th Street, between the hours of  8:00 a.m. and 5:00 p.m., Monday through Friday, holidays excepted.  

Mail Payments to:

Mariposa County Tax Collector

P.O. Box 247

Mariposa,CA 95338