Maricopa County Property Tax Appeal Guide
If your Maricopa County, AZ 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
- 60 days from notice
- Appeal success rate
- 45%
- Effective tax rate
- 0.61%
- How to file
- Assessor petition then Board of Equalization
- Pre-fillable appeal form
- Available via TaxCheck
How to appeal your assessment in Maricopa 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 Maricopa 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.