Check your assessment.
Start with your county’s assessment and comparable sales. A property-specific check helps you understand whether a closer look makes sense.
Your home deserves a fair assessment
Love your home.
Not your tax bill.
You worked hard for your home. Make sure your property taxes reflect what it's actually worth.
✓ Free initial check✓ Flat fee✓ Keep your savings
Home is personal.
Your assessment should be accurate.
The difference is worth a lookFair value. Less guesswork.Explore your assessment ↗Your assessment should be accurate.
Built around homeowners50 states + DC3,143 county resources100% of your savings stays yours
A clear path to a fairer number
Three steps.
A stronger case.
Understand the value. Gather the evidence. Make your next move with confidence.
We build the evidence.
Comparable sales, property characteristics, and assessment records help explain why a different value may be appropriate.
File before the deadline.
Confirm your county’s filing requirements and deadline. Choose the level of help you need and keep every dollar you save.
Your next move starts here
One country.
Thousands of local rules.
Select your state. Find your county. Know where to go before you file.
50 states + DC / 2026
Explore the appeal atlas
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10
States open now
3
Closing soon
3,143
County resources
Window snapshot · Sep 17, 2026. County and notice-specific deadlines control.
Window Watch
Louisiana · Parish Boards of Review — OctoberNorth Dakota · Abatement by November 1California · Regular roll — Sep 15 or Nov 30 by countyNew Jersey · Added-assessment appeals by Dec 1Arizona · Tax Court appeal by Dec 15Kansas · Pay-under-protest by Dec 20Oregon · Board of Property Tax Appeals — Dec 31Illinois · Rolling by township (fall/winter)Virginia · Varies by locality — many run into the fallWashington · July 1 or 60 days from noticeFlorida · ~25 days after the mid-August TRIM noticeMissouri · State Tax Commission ~Sep 30Pennsylvania · Mixed by county — Philadelphia to first Monday of OctLouisiana · Parish Boards of Review — OctoberNorth Dakota · Abatement by November 1California · Regular roll — Sep 15 or Nov 30 by countyNew Jersey · Added-assessment appeals by Dec 1Arizona · Tax Court appeal by Dec 15Kansas · Pay-under-protest by Dec 20Oregon · Board of Property Tax Appeals — Dec 31Illinois · Rolling by township (fall/winter)Virginia · Varies by locality — many run into the fallWashington · July 1 or 60 days from noticeFlorida · ~25 days after the mid-August TRIM noticeMissouri · State Tax Commission ~Sep 30Pennsylvania · Mixed by county — Philadelphia to first Monday of Oct
The assessment worksheet
See the difference.
Understand the opportunity.
An inflated assessment can add up. See an illustrative estimate, then start a property-specific review.
01 · Compare values02 · Gather evidence03 · Confirm your filing
Your numbers, side by side.
Interactive exampleCounty assessed value
$450,000
Comparable market value
$375,000
Your assessment worksheet
Example amounts. Enter your own figures to explore the difference. Compare values on the same assessment basis.
Potential overassessment$75,000
Illustrative annual tax difference
$825
Based on the values above and an illustrative 1.1% effective rate.
Your county's rate & assessment rules control.
An estimate, not a property review or guarantee.
The next step is yours
Your case.
Your level of support.
Start with your county to see the services, pricing, and filing options available to you.
For the hands-on homeowner$49
Build your own case.
Understand the evidence and prepare to handle your appeal yourself.
- ✓Comparable-sales evidence
- ✓Your property record
- ✓County forms and filing guidance
A little more help$199$149$50 off
Get filing support.
We prepare and file your appeal as your agent — evidence, forms, and deadline handled.
- ✓Evidence-backed comparable sales
- ✓Filed as your agent, before the deadline
- ✓Flat fee — you keep 100% of savings
Full service currently available in California; more states soon. Service availability and fees are confirmed on your county's page. Savings are not guaranteed.
Find your place. Know your options.
Every state.
Accounted for.
Select a state for county resources — deadlines, your assessor, and a free check. Your notice is the starting point.
Alabama67Alaska30Arizona15Arkansas75California58Colorado64Connecticut8Delaware3District of Columbia1Florida67Georgia159Hawaii5Idaho44Illinois102Indiana92Iowa99Kansas105Kentucky120Louisiana64Maine16Maryland24Massachusetts14Michigan83Minnesota87Mississippi82Missouri115Montana56Nebraska93Nevada17New Hampshire10New Jersey21New Mexico33New York62North Carolina100North Dakota53Ohio88Oklahoma77Oregon36Pennsylvania67Rhode Island5South Carolina46South Dakota66Tennessee95Texas254Utah29Vermont14Virginia133Washington39West Virginia55Wisconsin72Wyoming23
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