Half Moon Bay property tax: where it goes
A Half Moon Bay house pays 1.16% of its taxable value in property tax, plus flat charges on the same bill. For a house at $1,549,500 of market value with the homeowners' exemption, that's about $18,127 a year.
Tax is levied on assessed value less exemptions (Prop 13): the 1% general tax plus the rates listed for Half Moon Bay tax rate area 017-001.
The San Mateo County Controller has not yet posted its 2026-27 tax rate book (the latest online is 2025-2026), so the rates are the 2025-26 ones.
Who taxes this house
| Taxing agency | Rate | On $1,549,500 |
|---|---|---|
| Countywide 1% general tax (Prop 13) | 1% | $15,425 |
| Midpeninsula Regional Open Space District | 0.0014% | $22 |
| Cabrillo Unified School District bonds (schools) | 0.1404% | $2,166 |
| San Mateo County Community College District bonds (schools) | 0.018% | $278 |
| Cabrillo Unified School District parcel tax (Measure N) | flat | $198 |
| Mosquito and disease control assessment (Zone A) | flat | $27 |
| SF Bay Restoration Authority parcel tax (Measure AA) | flat | $12 |
| Total | 1.16% | $18,127 |
2025-26 tax rates, San Mateo County (Half Moon Bay tax rate area 017-001); flat charges are the 2026-27 amounts. Exemptions applied: Homeowners' exemption ($7,000).
Ways to pay less
- Claim the $7,000 homeowners' exemption. If you own a home and occupy it as your principal place of residence on January 1, you may apply for an exemption of $7,000 from the home's assessed value. How: File with the San Mateo County Assessor.
- Seniors 65+ and SSI/SSDI recipients: Cabrillo parcel tax exemption. Citizens age 65 years and older, as well as individuals with disabilities receiving SSI or SSDI, receiving an exemption from the parcel tax continue to be eligible for an exemption. How: Applications must be submitted by June 30 every year, per the district.
Dates
| When | What |
|---|---|
| Nov 30 (in 38 days) | Last day to file an appeal of an annual assessment with the Clerk of the Board of Supervisors (the filing period is July 2 to November 30). |
| Dec 10 (in 48 days) | Last day to pay the first installment of secured property taxes. |
| Feb 15 | Deadline for first-time homeowners' exemption claims to get the full exemption for the year. |
| Apr 10 | Last day to pay the second installment of secured property taxes. |
Pay or manage it
Sources
Checked October 22, 2026. Every number here comes from the public sources listed, matched by our checker.
Rates change every year; this page shows when it was last checked. Nothing here is legal, tax or insurance advice.