Fairfax County Property Tax Appeal Guide
If your Fairfax County, VA property is over-assessed, you can appeal to lower your tax bill. Here are the deadlines, filing steps, and how often appeals succeed.
- Appeal deadline
- Apr 1 (assessor) / Jun 1 (BOE)
- Appeal success rate
- 42%
- Effective tax rate
- 1.03%
- How to file
- Assessor review then Board of Equalization
- Pre-fillable appeal form
- County form required
How to appeal your assessment in Fairfax County
Compare your assessed value to recent comparable sales. If your home is assessed above market value, gather 3–6 comparable sales and file your appeal with Fairfax County before the deadline. A well-documented appeal with strong comps has the best chance of a reduction.
Check if you are over-assessed
Upload your assessment notice for an instant comparable-sales analysis, an over-assessment estimate, and a pre-filled appeal.
Analyze my assessmentFor informational purposes only. Not legal, tax, or medical advice.