Union City Property Tax Rate
Alameda County, California
Union City is located in Alameda County, California. Homeowners in Union City pay a median of $8,139 per year in property taxes on a home valued at $1,058,200, resulting in an effective tax rate of 0.77%. This is 1% lower than the Alameda County average of 0.78%.
0.77%
vs 0.78% county avg
$8,139
Per year
$1,058,200
2024 estimate
68,141
Union City, CA
How Union City Compares
Cities in Alameda County
Compare property tax rates for 13 cities in Alameda County, California.
| City | Annual Tax | Rate |
|---|---|---|
| Oakland | $7,855 | 0.85% |
| Dublin | $10,001 | 0.82% |
| Livermore | $8,272 | 0.80% |
| Alameda | $9,587 | 0.80% |
| Union City | $8,139 | 0.77% |
| Berkeley | $10,001 | 0.74% |
| San Leandro | $5,832 | 0.72% |
| Castro Valley | $7,611 | 0.72% |
| Fremont | $9,025 | 0.70% |
| Pleasanton | $10,001 | 0.70% |
| Newark | $7,653 | 0.70% |
| Hayward | $5,519 | 0.67% |
| San Lorenzo | $5,437 | 0.65% |
About Property Taxes in Union City
Property taxes in Union City are collected by Alameda County. Tax exemptions available to Alameda County residents — including homestead, senior, and disability exemptions — also apply to homeowners in Union City. For detailed information on available exemptions and the county tax collector, see the Alameda County property tax page.
Property Tax Calculator
Estimate your annual property tax in Union City
Estimated Annual Property Tax
$2,310
$193/month · Rate: 0.77%
Alameda County Property Taxes
County-level data, exemptions, historical trends, and tax collector info.
View county details →California Property Taxes
Statewide rates, all 58 counties, and exemptions.
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Homeowners save an average of $1,148/year by appealing their assessment.
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Data Source: U.S. Census Bureau, 2024 American Community Survey 5-Year Estimates. City-level tax data is derived from Census place-level statistics. Effective tax rates are calculated by dividing median real estate taxes paid by median home value. Actual property tax rates may vary based on local taxing jurisdictions, exemptions, and assessment practices. This information is for general reference only and should not be used as a substitute for professional tax advice.