Dallas County Property Tax Appeal Guide
If your Dallas County, TX 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
- May 15 (or 30 days after notice)
- Appeal success rate
- 58%
- Effective tax rate
- 1.99%
- How to file
- ARB protest (Form 50-132)
- Pre-fillable appeal form
- Available via TaxCheck
How to appeal your assessment in Dallas 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 Dallas 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.
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For informational purposes only. Not legal, tax, or medical advice.