94928 Property Tax Rate
Rohnert Park, California · Part of Sonoma County
Effective Tax Rate
0.74%
4.2% below state avgMedian Annual Tax
$4,693
$391/mo escrow
Estimate Your Tax
Annual Tax
$4,693
Monthly
$391
Eff. Rate
0.74%
How ZIP 94928 Compares
Median Annual Property Tax
ZIP 94928
0.74%
Effective rate
California Avg
0.69%
Effective rate
National Avg
1.10%
Effective rate
State Ranking
Property Tax Rank in California
Higher than 69% of ZIP codes in California(69th percentile, 1,562 ZIPs compared)
Property Tax Analysis
Property Tax Insights for ZIP 94928
Property owners in ZIP code 94928 (Rohnert Park, California) pay a median of $4,693/year in property taxes on homes valued at $634,700. This translates to an effective tax rate of 0.74%, which is 6% above the California state average of 0.69%.
The monthly property tax burden for a median-valued home in 94928 is approximately $391, which factors into escrow payments on mortgages. This ZIP code is located within Sonoma County. This is $207 less than the California average of $4,900/year.
Compared to similar ZIP codes in California, 94928 has higher property taxes. ZIP codes with similar effective rates include 94931 (0.74%) and 94610 (0.74%).
In Rohnert Park, property taxes represent approximately 4.9% of the median household income of $96,622, providing context for the relative tax burden on homeowners in this area.
Under California's Proposition 13, your home reassesses to the purchase price at sale, with property taxes capped at 1% of that base and only 2% annual growth allowed until the next sale. Sonoma County's Homeowners' Exemption reduces assessed value by $7,000—file your application with the Sonoma County Assessor within 30 days of closing to apply this benefit to your first bill. The Sonoma County Assessor will issue a Preliminary Assessment Notice; review it promptly and file a 60-day appeal if the base year value or exemption is incorrect.
Buyer decision brief
What ZIP 94928 means for your housing budget
Use this ZIP page to compare recurring tax burden before you compare listing prices. The numbers below are Census ZCTA estimates, so they are strongest for neighborhood comparison and weakest for parcel-specific tax planning.
Monthly escrow signal
$391/mo
Based on median annual tax paid
State context
0.04 percentage points above the California average
California average: 0.69%
Data confidence
High confidenceThe Census margin of error is $305, about 6% of the median tax estimate.
Verify before you offer
- Confirm parcel assessed value with Sonoma County assessor.
- Check homestead, senior, veteran, and disability exemptions.
- Ask whether purchase triggers reassessment or value-cap reset.
- Review school district and special assessment boundaries.
Lower-rate similar ZIPs
This is informational content, not tax, legal, or mortgage advice. Local assessor records remain the source of truth for a specific property.
Frequently Asked Questions
What is the property tax rate in ZIP code 94928?
How much are property taxes in Rohnert Park, CA (94928)?
How does ZIP 94928 compare to the California average?
What is the median home value in ZIP 94928?
What county is ZIP code 94928 in?
Margin of Error
The median property tax estimate for this ZIP code has a margin of error of ±$305. ZCTA-level data has wider margins than county-level estimates due to smaller sample sizes.
County-Level Data
ZIP code 94928 is part of Sonoma County, California. View the full county profile for broader context and more data.
View Sonoma County on TaxByCounty →Similar ZIP Codes in California
94931
0.00%Cotati
0.74%
$5,828/yr
94610
-0.00%Oakland
0.74%
$9,792/yr
92887
+0.00%Yorba Linda
0.74%
$8,363/yr
94578
+0.00%San Leandro
0.74%
$5,868/yr
94589
+0.00%Vallejo
0.74%
$3,541/yr
95409
+0.00%Santa Rosa
0.74%
$5,975/yr
96161
+0.00%Truckee
0.74%
$6,820/yr
90640
+0.00%Montebello
0.74%
$4,887/yr
93277
+0.00%Visalia
0.74%
$2,371/yr
96094
+0.00%Weed
0.74%
$2,209/yr
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.