Keyes, Stanislaus County, California Property Taxes

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Property Taxes in Keyes, California

Median Keyes, 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 Keyes, California home value: $234,434
Median annual Keyes, California tax bill: $2,818, $418 higher than the national median property tax bill of $2,400.

How are property taxes in Stanislaus calculated?

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

Last Updated April 13, 2026

Keyes, Stanislaus County, California Property Tax Bill Calculator

Property Assessed Value

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

1.21%

Estimate Property Tax Bill

$2,837

$2,632

How Does the Keyes Property Tax Calculator Work?

Use this Keyes property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Keyes's median effective tax rate of 1.21% — based on actual property records in Stanislaus County — to generate your estimate.

Enter your property's estimated assessed value — the figure the local assessment process uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Keyes'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 Keyes: rates range from 1.21% in 95328 to 1.21% in 95328, 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 Keyes.

About Keyes Property Taxes

About Property Taxes in Keyes, Stanislaus, California

Keyes’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 Stanislaus 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 Keyes. Homeowners in the 95328 ZIP code carry a median effective rate of 1.21%, and the same ZIP also shows the lowest median rate at 1.21%. This means the city’s tax rate is consistent across the area, but the assessed value still determines what you owe.

Keyes homeowners who believe their assessed value is too high can file a formal appeal with the 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 Keyes, Stanislaus 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 Keyes'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 Keyes, Stanislaus County, California

Source: Ownwell

1.07%

1.34%

1.61%

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 Keyes Tax Rate

1.21%

Median Effective Stanislaus County Tax Rate

1.14%

Median Effective California Tax Rate

1.21%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Keyes, Stanislaus County, California

Zip	10th Percentile	25th Percentile	Median Tax Rate	75th Percentile	90th Percentile
95328	1.14%	1.16%	1.21%	1.29%	1.44%

Source: Ownwell

Property Tax Assessment Values Across Keyes, Stanislaus County, California

When examining property taxes in Keyes, 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 Stanislaus County assessment 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.

Assessment notices are sent in the spring each year and typically reach your mailbox by the middle of the season. 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.

For example, the median home price in Keyes is $234,434, with a median tax bill of $2,818. Tax bills range across the county, with the 25th percentile at $1,704 and the 90th percentile at $5,167.

Property Tax Assessment Values Across Keyes, Stanislaus County, California

Source: Ownwell

$128,404

$416,736

$705,068

Median Keyes Market Value

$234,434

Median Stanislaus County Market Value

$268,470

Median California Market Value

$427,605

Median United States Market Value

$235,294

Property Tax Assessment Values Across Keyes, Stanislaus County, California

Zip	10th Percentile	25th Percentile	Median Home Price	75th Percentile	90th Percentile
95328	$80,031	$133,119	$234,434	$370,086	$455,191

Source: Ownwell

Property Tax Bills Across Keyes, Stanislaus County, California

Property tax bills in Keyes are calculated by applying the local property tax rate to a home’s assessed value, which is based on the market value of the property. The assessed value is the starting point for determining how much a homeowner owes each year, and changes in value can affect the final bill.

For Keyes homeowners, the size of the tax bill depends on several factors, including the home’s value, local tax rates, and any applicable exemptions. With a median home price of $234,434, property taxes can vary widely from one household to another. The 25th percentile tax bill is $1,704, while the 75th percentile is $4,274 and the 90th percentile reaches $5,167.

These differences matter because property taxes are a recurring cost of homeownership and can significantly affect monthly budgets and long-term affordability. In Stanislaus County, understanding how the bill is calculated can help homeowners better anticipate what they may owe.

Property Tax Bills Across Keyes, Stanislaus County, California

Source: Ownwell

$1,680

$4,852

$8,024

Median Keyes Tax Bill

$2,818

Median Stanislaus County Tax Bill

$3,195

Median California Tax Bill

$5,134

Median United States Tax Bill

$2,400

Property Tax Bills Across Keyes, Stanislaus County, California

Zip	10th Percentile	25th Percentile	Median Tax Bill	75th Percentile	90th Percentile
95328	$1,120	$1,704	$2,818	$4,274	$5,167

Source: Ownwell

Don't miss the deadline to appeal!

Dates
Property Valuation Date	January 1
Appeal Deadline	November 30
Tax Bill
Issued	October 1
Due Date #1	December 10
Due Date #2	April 10

Links
Stanislaus Tax Assessor
Website	secure.stancounty.com

Frequently Asked Property Tax Questions in Keyes, California

How are property taxes calculated in Keyes, California?

Property taxes in Keyes, 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 Keyes, California?

To appeal your property taxes in Keyes, 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 Keyes, California?

Common property tax exemptions in Keyes, 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 Keyes, California?

Property tax deadlines in Keyes, 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 Keyes, California?

Ownwell provides professional property tax appeal services in Keyes, 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.