American Canyon, Napa County, California Property Taxes
Median AMERICAN CANYON, CA effective property tax rate: 1.11%, significantly higher than the national median of 1.02%, but lower than the California state median of 1.21%.
Median AMERICAN CANYON, CA home value: $471,176
Median annual AMERICAN CANYON, CA tax bill: $5,286, $2,886 higher than the national median property tax bill of $2,400.
How are property taxes in Napa calculated?
Property taxes in AMERICAN CANYON, CA are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.
Understanding AMERICAN CANYON’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in AMERICAN CANYON, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
American Canyon, Napa County, California Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.11%
Estimate Property Tax Bill
$5,230
$4,853
Property Tax Rates Across American Canyon, Napa County, California
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective American Canyon Tax Rate
1.11%
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Napa County Tax Rate
1.20%
Median Effective California Tax Rate
1.21%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across American Canyon, Napa County, California
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
94503 | 1.09% | 1.09% | 1.11% | 1.25% | 1.36% |
Source: Ownwell
Property Tax Assessment Values Across American Canyon, Napa County, California
When examining property taxes in American Canyon, CA, understanding the distinction between "market value" and "assessed value" is crucial. The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The Napa County Assessor's Office estimates the market value for tax purposes. The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.
In Napa County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of April. Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. By providing insights into how assessed and market values are determined, this section helps property owners navigate their tax responsibilities and understand the valuation processes affecting their property taxes in American Canyon. For example, the median home price in American Canyon is $471,176, with tax bills ranging significantly across the county. ZIP code 94503 has the highest median home price at $471,176.
Property Tax Assessment Values Across American Canyon, Napa County, California
Source: Ownwell

$243,871
$1,223,907
$2,203,942
Median American Canyon Market Value
$471,176
Median Napa County Market Value
$490,000
Median California Market Value
$378,421
Median United States Market Value
$235,294
Property Tax Assessment Values Across American Canyon, Napa County, California
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
94503 | $80,806 | $268,764 | $471,176 | $632,862 | $775,200 |
Source: Ownwell
Property Tax Bills Across American Canyon, Napa County, California
In American Canyon, Napa County, CA, property tax bills are calculated based on the assessed value of a home. The assessed value is determined by the county assessor and typically aligns with the market value. Homeowners in American Canyon face a median property tax bill of $5,286, significantly higher than the national median of $2,400. This discrepancy is due to the relatively high median home price of $471,176 in the area. Factors such as location, home improvements, and market conditions influence the assessed value, thus impacting the tax bill. For homeowners, this can mean a substantial financial commitment, as tax bills can range from $2,935 at the 25th percentile to $9,216 at the 90th percentile.
Ownwell assists homeowners in reducing their property tax bills by identifying potential errors in assessments and filing appeals on their behalf. Our expertise can lead to significant savings, ensuring that homeowners only pay their fair share. By leveraging local market data and tax laws, Ownwell provides a valuable service for those looking to mitigate their property tax expenses in American Canyon.
Property Tax Bills Across American Canyon, Napa County, California
Source: Ownwell

$3,952
$13,466
$22,980
Median American Canyon Tax Bill
$5,286
Median Napa County Tax Bill
$5,707
Median California Tax Bill
$4,683
Median United States Tax Bill
$2,400
Property Tax Bills Across American Canyon, Napa County, California
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
94503 | $878 | $2,935 | $5,286 | $7,558 | $9,216 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates |
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Links | |
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Napa Tax Assessor | |
Website | common1.mptsweb.com |