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Main Telephone Number(650) 363-4142Tax Office Location:
1st Floor 555 County Center
Redwood City, CA 94063


Make Tax Checks Payable to:
Sandie ArnottMail Tax Payments to:
San Mateo County Tax Collector
PO Box 45878
San Francisco, CA 94145-0878


Pay in Person:
Tax payments may be made in person 9 am - 5 pm Monday through Friday at the Tax Office in Redwood City, or at our satellite office in South San Francisco located at 1024 Mission Road, S. San Francisco, CA 94080.

In addition, you may pay your Secured Tax Bill at our seasonal satellite office in Half Moon Bay located in the Police Department/Sheriff Substation at 537 Kelly Street.
For the 2017-18 tax year, the Half Moon Bay office will be available during the following dates and times only.
Tuesday, December 5 - Monday, December 11, 20179 a.m. - 5 p.m. weekdays, holidays excluded.
Tuesday, April 3 - Tuesday, April 10, 20189 a.m. - 5 p.m. weekdays, holidays excluded.



Contact the Tax Collector with questions or comments at

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