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San Marino, San Bernardino County, California Property Taxes

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Property Taxes in San Marino, California

  • Median San Marino, California effective property tax rate: 1.58%, significantly higher than the national median of 1.02%, and higher than the California state median of 1.21%.

  • Median San Marino, California home value: $192,856

  • Median annual San Marino, California tax bill: $2,536, $136 higher than the national median property tax bill of $2,400.

How are property taxes in San Bernardino calculated?

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

Last Updated April 13, 2026

San Marino, San Bernardino County, California Property Tax Bill Calculator

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

1.58%

Estimate Property Tax Bill

$3,047

$2,828

SAVE WITH OWNWELL

$774

Average Annual Tax Savings

How Does the San Marino Property Tax Calculator Work?

Use this San Marino property tax calculator to estimate your annual tax bill. Enter your property's assessed value and our calculator applies San Marino's median effective tax rate of 1.58% — based on actual property records in San Bernardino 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 San Marino'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 San Marino: rates range from 1.58% to 1.58%, primarily due to differences in school district levies and local assessment districts.

How does San Marino compare with California? San Marino's 1.58% median effective tax rate is higher than the 1.21% state median, and the median tax bill of $2,536 is higher than the national median property tax bill of $2,400 by $136.

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

About San Marino Property Taxes

About Property Taxes in San Marino, San Bernardino, California

San Marino’s median effective property tax rate of 1.58% is higher than the California state median of 1.21% and higher than the national median of 1.02%. This rate reflects the San Bernardino 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 San Marino. Homeowners in different parts of the city can face different tax burdens because school district boundaries and local assessment districts are drawn across San Bernardino County. Understanding which part of San Marino you live in can make a meaningful difference to your annual tax bill.

San Marino 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 San Marino, San Bernardino 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 San Marino'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 San Marino, San Bernardino County, California

Source: Ownwell

1.02%

1.77%

2.51%

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 San Marino Tax Rate

1.58%

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 San Bernardino County Tax Rate

1.20%

Median Effective California Tax Rate

1.21%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across San Marino, San Bernardino County, California

Zip10th Percentile25th PercentileMedian Tax Rate75th Percentile90th Percentile
92325N/AN/AN/AN/AN/A
92335N/AN/AN/AN/AN/A
92352N/AN/AN/AN/AN/A
92395N/AN/AN/AN/AN/A

Source: Ownwell

Property Tax Assessment Values Across San Marino, San Bernardino County, California

When examining property taxes in San Marino, 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 San Bernardino 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 San Bernardino 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 San Marino.

For example, the median home price in San Marino is $192,856, with tax bills ranging significantly across the county. The median tax bill is $2,536, compared with the national median property tax bill of $2,400 and national median property tax rate of 1.02%.

Property Tax Assessment Values Across San Marino, San Bernardino County, California

Source: Ownwell

$15,522

$316,800

$618,078

Median San Marino Market Value

$192,856

Median San Bernardino County Market Value

$304,579

Median California Market Value

$427,605

Median United States Market Value

$235,294

Property Tax Assessment Values Across San Marino, San Bernardino County, California

Zip10th Percentile25th PercentileMedian Home Price75th Percentile90th Percentile
92325N/AN/AN/AN/AN/A
92335N/AN/AN/AN/AN/A
92352N/AN/AN/AN/AN/A
92395N/AN/AN/AN/AN/A

Source: Ownwell

Property Tax Bills Across San Marino, San Bernardino County, California

How Are Property Tax Bills Calculated in San Marino?

Property tax bills in San Marino are based on the assessed value of a home, not its market price. Local tax rates are applied to that assessed value to determine what homeowners owe, and factors like location, property characteristics, and exemptions can all affect the final bill. With a median home price of $192,856, property taxes can still vary widely from one homeowner to another.

What Do San Marino Homeowners Pay?

The typical property tax bill in San Marino is $1,339 at the 25th percentile, while the 75th percentile is $5,170 and the 90th percentile is $5,663. That spread shows how much assessed values and local tax rules can influence what homeowners pay. Compared with the national median property tax rate of 1.02% and national median property tax bill of $2,400, some San Marino homeowners may be paying more than they should.

How Can Ownwell Help?

Ownwell helps homeowners review their assessments, identify savings opportunities, and appeal unfair property tax bills to reduce what they owe.

Property Tax Bills Across San Marino, San Bernardino County, California

Source: Ownwell

$232

$5,059

$9,885

Median San Marino Tax Bill

$2,536

Median San Bernardino County Tax Bill

$3,680

Median California Tax Bill

$5,134

Median United States Tax Bill

$2,400

Property Tax Bills Across San Marino, San Bernardino County, California

Zip10th Percentile25th PercentileMedian Tax Bill75th Percentile90th Percentile
92325N/AN/AN/AN/AN/A
92335N/AN/AN/AN/AN/A
92352N/AN/AN/AN/AN/A
92395N/AN/AN/AN/AN/A

Source: Ownwell

Don't miss the deadline to appeal!

Frequently Asked Property Tax Questions in San Marino, California

How are property taxes calculated in San Marino, California?
Property taxes in San Marino, 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 San Marino, California?
To appeal your property taxes in San Marino, 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 San Marino, California?
Common property tax exemptions in San Marino, 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 San Marino, California?
Property tax deadlines in San Marino, 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 San Marino, California?
Ownwell provides professional property tax appeal services in San Marino, 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.