Hours of Operation

Monday - Friday: 9 AM - 5 PM

Phone Hours are 9 AM - 5 PM (Monday - Friday)

Excluding all Holidays.

Make Tax Checks Payable to:

Sandie Arnott, San Mateo County Tax Collector

Mail Tax Payments to:

San Mateo County Tax Collector

PO Box 45878

San Francisco, CA 94145-0878