Walnut Creek, CA Property Tax Rates
Compare property tax rates across 4 ZIP codes in Walnut Creek, California.
Avg Tax Rate
0.69%
Avg Annual Tax
$7,508
Avg Home Value
$1,088,850
ZIP Codes
4
Property Tax Overview: Walnut Creek, CA
Walnut Creek has 4 ZIP codes with property tax data. The average effective tax rate across these ZIPs is 0.69%, which is near the California average of 0.69%. Annual property taxes range from $8,310 (ZIP 94598) to $7,130 (ZIP 94597).
For a home at Walnut Creek's median value of $1,088,850, property taxes add approximately $630/month to housing costs. Walnut Creek home values are above the California median of $744,838, meaning the monthly tax impact is correspondingly higher.
Property tax rates within Walnut Creek vary by 0.09 percentage points across its ZIP codes. This variation typically reflects different school district boundaries, special assessment zones, and municipal service areas within the city.
Walnut Creek vs California Average
Effective Tax Rate
0% below state average
Annual Property Tax
Median Home Value
Frequently Asked Questions
What is the average property tax rate in Walnut Creek, CA?
The average effective property tax rate in Walnut Creek, California is 0.69%, based on 4 ZIP codes.
How much is property tax in Walnut Creek, CA?
The average median annual property tax in Walnut Creek is $7,508 per year, with a median home value of $1,088,850.
Which ZIP code in Walnut Creek has the lowest property tax rate?
ZIP code 94598 has the lowest effective tax rate in Walnut Creek at 0.64%, with a median annual tax of $8,310.
How many ZIP codes are in Walnut Creek, CA?
Walnut Creek, California has 4 ZIP codes with property tax data available.
Which ZIP code in Walnut Creek has the highest property tax rate?
ZIP code 94597 has the highest effective tax rate in Walnut Creek at 0.72%, with a median annual tax of $7,130.
How do Walnut Creek property taxes compare to the California average?
Walnut Creek's average effective property tax rate of 0.69% is near the California state average of 0.69%.
What factors affect property tax rates between ZIP codes in Walnut Creek?
Property tax rate differences within Walnut Creek are typically driven by school district boundaries (which can account for 40–60% of a tax bill), special assessment zones for fire, water, or transit services, and whether a ZIP falls within city limits or an unincorporated area. Each taxing jurisdiction sets its own rate, which is why adjacent ZIP codes can have noticeably different effective rates.
Tips for Walnut Creek Homeowners
- •Appeal your assessment: If your home is assessed higher than its market value, you can file a property tax appeal. Studies suggest 30–60% of properties are over-assessed. Most counties offer a free informal review process.
- •Check your exemptions: Homestead exemptions can reduce your taxable value and are available to primary residents in most states. Senior, veteran, and disability exemptions may also apply. Exemptions must typically be applied for — they are not automatic.
- •Know your assessment cycle: California reassesses properties periodically. After buying a home, your next tax bill may reflect a new assessment based on your purchase price. Budget accordingly, especially if you bought above prior assessed values.
- •Compare ZIP codes before buying: Even within Walnut Creek, effective tax rates can vary significantly across ZIP codes due to different school district overlays. Use PropertyTaxByZip to compare specific ZIPs before choosing a neighborhood.
Looking for county-level property tax data? View Contra Costa County on TaxByCounty.com
Data from U.S. Census Bureau, American Community Survey 2019-2023 5-Year Estimates (ZCTA level). ZIP Code Tabulation Areas (ZCTAs) are Census approximations of USPS ZIP codes.
Estimates are informational only and should not be used as financial or legal advice.