California
San Mateo County, California has a median effective property tax rate of 1.24% — above the California state average of 0.74%. For a home valued at $300,000, the estimated annual tax bill is $3,733 ($311/month). Rates vary by city within the county; browse the list below or use the calculator to estimate your bill.
Calculate your estimated property tax in San Mateo County, California
Annual Property Tax
$1,867
Monthly Property Tax
$156
* This is an estimate based on the median tax rate. Actual taxes may vary based on local assessments and exemptions.
Property tax rates in San Mateo County, California
1.196%
25% of properties pay this rate or less
1.244%
50% of properties pay this rate or less
1.320%
25% of properties pay more than this rate
These percentiles show the range of property tax rates. 25% of properties pay less than the low rate, 50% pay less than the median, and 75% pay less than the high rate.
The difference between the 25th and 75th percentiles is 0.124%, indicating the variation in property tax rates within this area. Use the median (50th percentile) for the most typical estimate.
State averages sourced from Tax Foundation 2024 data. National median: 1.07%.
Based on the median rate of 1.244%. Actual taxes depend on assessed value and local exemptions.
| Home Value | Annual Tax | Monthly Equivalent |
|---|---|---|
| $150,000 | $1,867 | $156/mo |
| $250,000 | $3,111 | $259/mo |
| $350,000 | $4,356 | $363/mo |
| $500,000 | $6,222 | $519/mo |
| $750,000 | $9,333 | $778/mo |
| $1,000,000 | $12,444 | $1,037/mo |
The median property tax rate across San Mateo County, California is 1.24%. Individual cities within the county may have slightly different rates. Use our calculator to estimate your property taxes.