San Mateo County Property Tax Appeal Guide: Deadlines, Process, and How to File

With a median home value of approximately $1,596,366 and an effective tax rate between 1.08% and 1.52% depending on city and tax rate area, San Mateo County homeowners carry one of the highest property tax burdens in the state. If you believe your assessment is too high, you have the legal right to challenge it. A successful property tax appeal can reduce your annual bill by hundreds or even thousands of dollars, and the process doesn’t require a lawyer, an appraiser, or giving up a percentage of your savings. This guide covers everything San Mateo County homeowners need to know: how assessments work locally, the November 30 deadline, how to file, what evidence wins, and what exemptions you…