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Acton, Los Angeles County, California Property Taxes

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Property Taxes in Acton, California

  • Median Acton, California effective property tax rate: 1.25%, significantly higher than the national median of 1.02%, and higher than the California state median of 1.21%.

  • Median Acton, California home value: $517,912

  • Median annual Acton, California tax bill: $6,412, higher than the national median property tax bill of $2,400.

How are property taxes in Los Angeles calculated?

Property taxes in Acton, 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 Acton’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Acton, knowing local tax details benefits homeowners and investors.

Last Updated April 13, 2026

Acton, Los Angeles County, California Property Tax Bill Calculator

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

1.25%

Estimate Property Tax Bill

$6,474

$6,008

SAVE WITH OWNWELL

$774

Average Annual Tax Savings

How Does the Acton Property Tax Calculator Work?

Use this Acton property tax calculator to estimate your annual tax bill. Enter your property's assessed value and our calculator applies Acton's median effective tax rate of 1.25% — based on actual property records in Los Angeles County — to generate your estimate.

Enter your property's estimated assessed value — the figure the local appraisal district uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Acton'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 Acton: rates range from 1.25% in 93510 to 1.25% in 93510, primarily due to differences in school district levies and local assessment districts.

If your estimate is higher than expected, Ownwell can appeal your Acton assessment — you only pay if we save you money.

About Acton Property Taxes

About Property Taxes in Acton, Los Angeles, California

Acton’s median effective property tax rate of 1.25% is higher than the California state median of 1.21% and higher than the national median of 1.02%. This rate reflects the Los Angeles 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 Acton. Homeowners in the 93510 ZIP code carry a median effective rate of 1.25%, while those in the same ZIP code pay 1.25%. This spread — 0 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Los Angeles County. Understanding which part of Acton you live in can make a meaningful difference to your annual tax bill.

Acton homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the December 1, 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 Acton, Los Angeles 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 Acton's effective property tax rate to other cities in California and the median property tax rates in California and the U.S.

Property Tax Rates Across Acton, Los Angeles County, California

Source: Ownwell

1.10%

1.52%

1.95%

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 Acton Tax Rate

1.25%

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 Los Angeles County Tax Rate

1.29%

Median Effective California Tax Rate

1.21%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Acton, Los Angeles County, California

Zip10th Percentile25th PercentileMedian Tax Rate75th Percentile90th Percentile
935101.21%1.23%1.25%1.29%1.35%

Source: Ownwell

Property Tax Assessment Values Across Acton, Los Angeles County, California

When examining property taxes in Acton, 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 Los Angeles County appraisal district 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 Los Angeles County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of October.

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 Acton.

For example, the median home price in Acton is $517,912, with tax bills ranging significantly across the county. 93510 has the highest median home price at $517,912.

Property Tax Assessment Values Across Acton, Los Angeles County, California

Source: Ownwell

$56,016

$1,480,655

$2,905,294

Median Acton Market Value

$517,912

Median Los Angeles County Market Value

$457,139

Median California Market Value

$427,605

Median United States Market Value

$235,294

Property Tax Assessment Values Across Acton, Los Angeles County, California

Zip10th Percentile25th PercentileMedian Home Price75th Percentile90th Percentile
93510$226,711$354,214$517,912$709,312$873,936

Source: Ownwell

Property Tax Bills Across Acton, Los Angeles County, California

Property tax bills in Acton are based on the assessed value of a home, not the market value alone, and the county applies its tax rate to that assessment to determine the bill. For homeowners in Acton, the median home price is $517,912, and tax bills can vary widely depending on the property’s assessed value and any eligible exemptions or appeals. The 25th percentile tax bill is $4,367, while the 75th percentile reaches $8,635, and the 90th percentile climbs to $10,671. That means many homeowners pay well above the national median property tax bill of $2,400.

Ownwell helps homeowners lower property tax bills by reviewing assessments, identifying savings opportunities, and filing appeals when a home is overassessed. If your property tax bill seems too high for your home’s value, Ownwell can help you challenge it and potentially reduce what you owe.

Property Tax Bills Across Acton, Los Angeles County, California

Source: Ownwell

$875

$17,017

$33,158

Median Acton Tax Bill

$6,412

Median Los Angeles County Tax Bill

$5,993

Median California Tax Bill

$5,134

Median United States Tax Bill

$2,400

Property Tax Bills Across Acton, Los Angeles County, California

Zip10th Percentile25th PercentileMedian Tax Bill75th Percentile90th Percentile
93510$2,615$4,367$6,412$8,635$10,671

Source: Ownwell

Don't miss the deadline to appeal!

Frequently Asked Property Tax Questions in Acton, California

How are property taxes calculated in Acton, California?
Property taxes in Acton, California are calculated by multiplying your property's assessed value by the applicable tax rate set by local taxing authorities. The assessed value is determined by the county assessor and may differ from your property's market value depending on local assessment ratios and exemptions.
How do I appeal my property taxes in Acton, California?
To appeal your property taxes in Acton, California, you typically need to file a formal protest or appeal with your local appraisal district or assessor's office by the stated deadline. You'll need evidence such as comparable sales, a recent independent appraisal, or documentation of property condition issues. Ownwell can handle this entire process for you.
What property tax exemptions are available in Acton, California?
Common property tax exemptions in Acton, California include homestead exemptions for primary residences, senior citizen exemptions, veteran exemptions, and disability exemptions. Exemption amounts and eligibility requirements vary by county. Contact your local appraisal district or check Ownwell for details specific to your property.
When are property taxes due in Acton, California?
Property tax deadlines in Acton, California vary by county but typically include an assessment notice period in spring or early summer, followed by an appeal deadline, and a tax payment due date in the fall or winter. Check with your county assessor's office for specific dates in your area.
How can Ownwell help reduce my property taxes in Acton, California?
Ownwell provides professional property tax appeal services in Acton, California. Our team analyzes your assessment, gathers evidence, files all paperwork, and represents you at hearings — all with no upfront cost. You only pay a percentage of your savings if we successfully lower your tax bill.