22.8M properties · 7 states live · $49 flat

Property tax appeal, by state

Look up any address instantly across 22.8M properties in Colorado, Florida, Illinois, New Jersey, New York, Pennsylvania, Texas. Flat $49 Property Assessment Audit, pre-filled and ready to sign, no contingency, keep 100% of your savings. Pick your state below.

Check my assessment free →

Just need the date? Appeal deadlines for all 50 states and DC, sourced and sorted by what closes next.

22.8M
Properties searchable
7
States live now
$49
Flat kit fee
Activeinstant lookup + full county dataGuide Livefull statutory guide, no instant lookupComing Soonrates + waitlist

Active, calculator works now

Type your address, get your over-assessment in 30 seconds. Real per-parcel data from county assessor records, plus county guides, forms, and deadlines.

Full appeal guides live

The complete statutory process, forms, deadlines, and county guides, published and cited. The instant address lookup isn't available here yet because the county source doesn't publish the building details a comparable-sales analysis needs.

State DIY kits available now

Verified state process, official-source links, evidence checklist, and editable appeal letter. $29 one time; guide and templates only, with no parcel-specific comps.

Free guides for every other state

Tap a state for its sourced rulebook, deadline finder, exemption check, and readiness tools. Paid kits are added only after the filing content and fulfillment pass verification.

Property tax appeal FAQ

Which states does AppealMyTax cover?

Instant parcel lookup is available across 22.8M properties in 7 states: Colorado, Florida, Illinois, New Jersey, New York, Pennsylvania, Texas. Every state plus Washington, D.C. also has a $29 DIY Appeal Kit. Where parcel-level comparable data is unavailable, the kit helps the homeowner organize the notice, evidence, local verification and filing steps without pretending an instant county analysis exists.

How much does it cost to appeal my property taxes?

Our protest kit is a flat $49, one time, no contingency fee, no percentage cut. It comes pre-filled, ready to sign and submit. You keep 100% of whatever you save. Most competitors take 25-50% of your first-year savings.

Does the appeal process differ by state?

Yes. The form, deadline, and appeal board vary by state and often by county. Each state page lists the specific process; where dates vary, we tell you to confirm with your county assessor rather than guess.