MyProptimizer
Is your home over-assessed? Check any U.S. property.
Enter your ZIP and the assessed value from your county notice. We compare it against real county assessment records — never an automated guess.

Enter the largest dollar amount on your latest county notice — your home's full market or appraised value (not a smaller 'assessed' or 'taxable' figure). We automatically adjust for your county's assessment level.

Building size in sq ft (optional) · Notice date (optional)

Sharpens the comparison to homes like yours.

Helps us pin your exact filing deadline.

Free · No signup · Real county data, not an automated estimate