
TaxDrop currently serves Texas only. We're not taking San Bernardino County appeals yet. Join the waitlist and we'll let you know when we launch in California.
β Free county guide - how a San Bernardino County appeal works
β Join the waitlist - no payment and no filing. We'll just tell you when TaxDrop opens here.
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TaxDrop currently serves Texas only. We're not taking San Bernardino County appeals yet. Join the waitlist and we'll let you know when we launch in California.
β Free county guide - how a San Bernardino County appeal works
β Join the waitlist - no payment and no filing. We'll just tell you when TaxDrop opens here.
TaxDrop currently serves Texas only. Join the waitlist and we'll email you when we launch here.

TaxDrop currently serves property owners in Texas only. We aren't filing appeals or selling filing packets in California right now. If you'd like to hear when we launch in San Bernardino County, join the waitlist. Joining doesn't sign you up for a service or file anything for you.
In the meantime, here's general information about how a property tax appeal works in San Bernardino County. Check the county's official site for current deadlines and fees.
If you just opened your San Bernardino County property tax bill and felt that familiar punch to the gut, you're not alone. Homeowners from Rancho Cucamonga to Fontana are discovering their assessments jumped 8-15% this year, while their home values stayed flat or even dropped. The worst part? Many of these increases are based on outdated or incorrect data that you're legally allowed to challenge.
TaxDrop currently operates in Texas. See our Texas property tax guide.
Step 1: Review Your Assessment
Receive Assessed Value Notice by July 1 showing property valuation.
Step 2: File Your Appeal
Submit Assessment Appeal Application with supporting evidence between July 2 β September 15.
Step 3: Application Review
Clerk reviews application and schedules hearing (60-90 days after filing).
Step 4: Hearing Preparation
Gather comparable sales data, appraisals, and documentation.
Step 5: Appeals Board Hearing
Present case to Board panel (typically 4-9 months after filing).
Step 6: Decision & Adjustment
Board issues written decision; if successful, assessed value reduced and tax refund issued (30-60 days after hearing).
Filing Deadlines:
Required Documents:
Where to Submit:
San Bernardino County Assessment Appeals Board, 268 W Hospitality Ln, San Bernardino, CA 92415
Official resources:
The deadline to file a property tax appeal in San Bernardino County is September 15, with the filing period opening July 2. This gives homeowners approximately 75 days to challenge their property's assessed value if it appears too high. Missing this deadline means waiting until the next tax year to file your appeal, potentially costing you thousands in overpaid taxes.
Not yet. TaxDrop currently serves Texas only. Join the waitlist on this page and we'll let you know when we launch in California.
You can check your property's assessed value online through the San Bernardino County Assessor's website by entering your address. The portal displays your assessed value, property characteristics, recent sales comparisons, and tax history. This information helps determine if your assessment appears inflated compared to similar properties in San Bernardino, Victorville, or Ontario.
Properties in San Bernardino County are often overassessed due to outdated sales data, failure to account for property defects, or rapid market changes affecting cities like Ontario and Victorville. The assessor's office processes thousands of properties annually, sometimes missing specific conditions that reduce market value. Regular market fluctuations can also create temporary overassessments requiring correction through appeals.
Yes, landlords and investors can appeal property taxes on rental and commercial properties throughout San Bernardino County. Investment property appeals often achieve larger dollar savings due to higher assessed values, significantly improving cash flow and return on investment. Professional services handle all property types across San Bernardino, from single-family rentals to commercial buildings.
Missing the September 15 deadline means waiting until the next tax year to file your San Bernardino County property tax appeal. However, you can still research comparable sales, document property issues, and prepare your case for the following year's filing period. Starting early preparation with professional help ensures you're ready when the next appeal window opens.
The property tax appeal process in San Bernardino County typically takes 3-6 months from filing to final decision. Initial reviews occur within 30-60 days, with hearings scheduled if needed for complex cases. Professional services handle all communications and deadlines, keeping you informed throughout the process while managing the technical requirements.