Property Taxes in Westport, California
Median Westport, California effective property tax rate: 1.21%, significantly higher than the national median of 1.02%, and equal to the California state median of 1.21%.
Median Westport, California home value: $270,904
Median annual Westport, California tax bill: $3,308, $908 higher than the national median property tax bill of $2,400.
How are property taxes in Mendocino calculated?
Property taxes in Westport, California 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 Westport's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Westport, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
How Does the Westport Property Tax Calculator Work?
Use this Westport property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Westport's median effective tax rate of 1.21% — based on actual property records in Mendocino County — to generate your estimate.
Enter your property's estimated assessed value — the figure the local assessment system uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Westport's median effective rate across all local levies, providing a more accurate estimate than applying a single county millage rate.
Your bill may vary by ZIP code within Westport: rates range from 1.21% in 95488 to 1.21% in 95488, primarily due to differences in school district levies and local assessment districts.
For a more precise estimate, scroll down to explore ZIP code-level tax rate trends across Westport.
About Westport Property Taxes
About Property Taxes in Westport, Mendocino, California
Westport’s median effective property tax rate of 1.21% is higher than the California state median of 1.21% and higher than the national median of 1.02%. This rate reflects the Mendocino County base levy combined with local school district levies and Mello-Roos Community Facility Districts that vary by subdivision throughout the city.
Property tax rates are not uniform across Westport. Homeowners in the 95488 ZIP code carry a median effective rate of 1.21%, while those in the lowest ZIP also pay 1.21%. This spread reflects how school district boundaries and local assessment districts are drawn across Mendocino County. Understanding which part of Westport you live in can make a meaningful difference to your annual tax bill.
Westport homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the November 30, 2026 deadline each year.
If your estimated bill above seems higher than expected, Ownwell can review your assessment and protest on your behalf. You only pay if we save you money.
Property Tax Rates Across Westport, Mendocino County, California
As noted earlier, local government entities set tax rates, which can vary widely within a state.
Why? Because annually, each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate.
While there are votes and laws involved in setting tax rates and budgets, in a nutshell, this is the annual process.
Below, you can compare Westport's effective property tax rate to other cities in California and the median property tax rates in California and the U.S.
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 Westport Tax Rate
1.21%
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 Mendocino County Tax Rate
1.22%
Median Effective California Tax Rate
1.21%
Median Effective United States Tax Rate
1.27%
Property Tax Rates Across Westport, Mendocino County, California
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 95488 | 1.18% | 1.19% | 1.21% | 1.28% | 1.49% |
Source: Ownwell
Property Tax Assessment Values Across Westport, Mendocino County, California
When examining property taxes in Westport, California, 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 Mendocino County assessor 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.
Assessment notices:
In Mendocino County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of the month when notices are sent.
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 understanding how assessed and market values are determined, property owners can better navigate their tax responsibilities in Westport.
For example, the median home price in Westport is $270,904, with a median tax bill of $3,308. The highest median home price is found in 95488 at $270,904.
Property Tax Assessment Values Across Westport, Mendocino County, California
Source: Ownwell
$93,834
$282,160
$470,486
Median Westport Market Value
$270,904
Median Mendocino County Market Value
$243,814
Median California Market Value
$427,605
Median United States Market Value
$274,101
Property Tax Assessment Values Across Westport, Mendocino County, California
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 95488 | $58,050 | $134,364 | $270,904 | $468,496 | $769,571 |
Source: Ownwell
Property Tax Bills Across Westport, Mendocino County, California
Westport property tax bills are calculated by applying the local tax rate to a home’s assessed value, which is based on the market value of the property. For homeowners, that means the tax bill depends on both what the home is worth and how local taxing authorities set rates for schools, county services, and other public needs.
With a median home price of $270,904, the typical tax bill in Westport reflects how property values translate into annual taxes. The median property tax bill is $3,308, which is above the national median property tax bill of $2,400 and above the national median property tax rate of 1.02%.
Tax bills can vary widely from one homeowner to another. In Westport, the tax bill often changes based on the assessed value of the home, local levies, and any exemptions or adjustments that may apply. For homeowners, this can affect monthly budgeting and the overall cost of owning a home.
Median Westport Tax Bill
$3,308
Median Mendocino County Tax Bill
$3,133
Median California Tax Bill
$5,134
Median United States Tax Bill
$3,209
Property Tax Bills Across Westport, Mendocino County, California
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 95488 | $728 | $1,724 | $3,308 | $5,833 | $9,443 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | November 30 |
Links | |
|---|---|
| Mendocino Tax Assessor | |
| Website | ca-mendocino.publicaccessnow.com |