San Mateo County, CA Property Tax Calculator
San Mateo County homeowners pay a median $9,519 a year in property tax, 0.61% of a median $1,559,600 home: below California's 0.70% and the national 0.94%.
Property tax in San Mateo County by home value, at 0.61%
| Home value | A year | A month |
|---|---|---|
| $200,000 | $1,220 | $102 |
| $300,000 | $1,830 | $153 |
| $400,000 | $2,440 | $203 |
| $500,000 | $3,050 | $254 |
| $750,000 | $4,575 | $381 |
| $1,000,000 | $6,100 | $508 |
San Mateo County against California and the US
| Effective rate | Median tax | Median home value | Median household income | |
|---|---|---|---|---|
| San Mateo County | 0.61% | $9,519 | $1,559,600 | $158,855 |
| California | 0.70% | $5,124 | $734,700 | $99,122 |
| United States | 0.94% | $3,119 | $332,700 | $80,734 |
How this calculator works
Median real estate taxes paid ÷ median home value in San Mateo County, from the Census Bureau's American Community Survey 2020–2024 5-year estimates. The calculator starts at the county's median home value and rate.
What it assumes
- Cities, school districts and special districts within the county levy different rates, so bills vary within it.
- Survey figures cover 2020 to 2024 and lag recent reassessments.
Questions people ask
What is the property tax rate in San Mateo County?
The effective rate is 0.61%: a median $9,519 a year on a median $1,559,600 home. That's the 41st highest of the 41 California counties we cover.
How much is property tax on a $400,000 house in San Mateo County?
About $2,440 a year, $203 a month, at the county's effective rate, before any exemption.
How does San Mateo County compare with the rest of California?
Its rate is below the state's 0.70%. Across California, covered counties range from 0.61% to 0.88%.
How do I lower my San Mateo County property tax?
Apply for every exemption you qualify for, such as a homestead exemption, and appeal your assessment if it is higher than comparable homes sold nearby; the county assessor explains the deadlines.
Other California counties
- Kern County
- Placer County
- Contra Costa County
- San Benito County
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- Merced County
- Tuolumne County
- Orange County
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- Humboldt County
- Santa Cruz County
- Monterey County
- Tehama County
Related calculators
Sources
Updated by the RateHerald team. The maths is tested against worked examples; report a problem.