Napa County Property Taxes
Napa County, California
Effective Tax Rate
0.00%
44.4% above state avgMedian Annual Tax
$0
$487/mo escrow
Estimate Your Tax
Annual Tax
$0
Monthly
$0
Eff. Rate
0.70%
At a Glance
Median Home Value
$838,800
State avg ▲ $569,022
Tax w/ Mortgage/yr
$6,856
$571/mo escrow
Tax w/o Mortgage/yr
$3,758
$313/mo
State Tax Rate Rank
#24
of 58 counties (1 = lowest)
Data Story
About Property Taxes in Napa County, California
Napa's high taxes reflect premium home values
Napa County's effective rate of 0.696% sits below the national median of 0.85%, yet homeowners pay $5,840 annually—more than double the national median of $2,690. This apparent paradox reflects Napa's wine country cachet: median homes run $838,800, nearly three times the national median.
Napa just below California's average tax rate
At 0.696%, Napa edges slightly below California's state average effective rate of 0.714%, placing it in the lower-tax tier despite its upscale reputation. However, Napa's median tax bill of $5,840 exceeds the state median of $4,045 by 44%, driven entirely by ultra-premium home valuations.
Napa higher-taxed than coastal Monterey peers
Napa's 0.696% rate exceeds Monterey County's 0.661% and roughly matches Orange County's 0.666%, though Napa's median home values ($838,800) are steeper than Monterey's ($723,100). Napa homeowners trade favorable rates for expensive property, generating the region's highest median tax bills.
Median Napa home costs $5,840 yearly in taxes
A median home valued at $838,800 in Napa County generates approximately $5,840 in annual property taxes at the 0.696% rate. With mortgage impounds factored in, annual taxes climb to $6,856; without them, the base tax is $3,758.
Vineyard properties deserve close assessment scrutiny
Napa's unique wine country character means some agricultural and vineyard properties may be assessed using outdated comparable sales or incorrect use classifications. Landowners should verify their assessor's value reflects current agricultural-use valuations, not speculative development potential, as this can yield substantial appeal savings.
How Napa County Compares
Median Annual Property Tax
Napa County
0.70%
Effective rate
California Avg
0.71%
Effective rate
National Avg
0.91%
Effective rate
Frequently Asked Questions
What is the property tax rate in Napa County, California?
How much are property taxes in Napa County?
How does Napa County compare to the California average?
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How does Napa County rank for property taxes in California?
Counties with Similar Tax Rates
Nearby Counties
Other Counties in California
Data updated: March 2026
Data from U.S. Census Bureau, American Community Survey 2019-2023 5-Year Estimates. Effective tax rate is calculated as median property tax divided by median home value.