Mina Martinovich, Department of Finance


The Total Amount Due is payable in two installments:

  1. The 1st installment is due on November 1, and is delinquent at 5:01pm December 10, after which a 10% penalty applies.

  2. The 2nd installment is due on February 1 of the following year and is delinquent at 5:01pm April 10, after which a 10% penalty and $20.00 cost apply.

  3. To pay both installments at the same time, remit the TOTAL AMOUNT DUE with both installment payment stubs by December 10.

    NOTE: If December 10 or April 10 falls on a Saturday, Sunday, or legal holiday, no penalty is charged if payment is made by 5:00pm on the next business day.
  • Pay online or by phone by 11:59 p.m. on or before the due date
  • Pay by mail postmarked on or before the due date
    • Marin County Tax Collector
      P.O. Box 4220, San Rafael CA 94913

The Tax Division includes the Property Tax and Tax Collector sectors within the Department of Finance.

Property Tax

The main responsibilities of the Property Tax division include:

  • Calculating tax bills for over 97,000 secured, unsecured and unitary properties.
  • Computing tax rates for voter-approved debt issuances.
  • Calculating and administering levies for parcel taxes, fees, and special assessments, including revising more than 4,400 tax bills per year as requested by taxing entities.
  • Auditing an average of 13,000 revised tax bills annually.
  • Issuing approximately 2,200 property tax refunds (negative bills) per year.

Tax Collector

The Tax Collector processes tax bills and collections for taxing jurisdictions within Marin County.

The County collects the tax levies for all cities, special districts, and school districts as well as the tax levies for County purposes. There are 69 autonomous entities in Marin County.

Taxes include secured real estate taxes, supplemental taxes, unsecured property (taxes not secured by real estate) and prior year secured and unsecured taxes.

For specific information about property taxes, tax payments, and tax exemptions visit the Tax Information and Tax Payments tabs on the left hand menu.

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