How to appeal property taxes in Pennsylvania
County-specific guides with this year's deadlines, the exact forms, and step-by-step filing instructions — researched from official Pennsylvania sources. Or skip the reading: run your address through the free check and get your county's answer in about two minutes.
Allegheny County
Allegheny County's 2026 appeal deadline is Sept. 1, which sets your 2027 taxes. See the required forms, filing options, hearing rules, and savings examples.
Bucks County
Bucks County property tax appeals are due Aug. 3, 2026. Get the forms, fees, filing address, evidence tips, hearing steps, and a full savings example.
Chester County
Chester County's Assessment Office (610-344-6105) and Board of Assessment Appeals: Aug. 3, 2026 deadline, CLR 30.6%, and how the two differ.
Delaware County
Delco's 2026 annual assessment appeal deadline is Aug. 1. Get the required forms, filing address, fees, hearing rules, and how to calculate savings.
Lancaster County
2026 reassessment appeals were due Aug. 3; next annual appeal due Aug. 2, 2027. See 3.201 county mills and homestead tips.
Montgomery County
Montgomery County, PA's 2026 assessment appeal deadline is Aug. 1. Get the forms, fees, mailing address, hearing rules, and savings math explained.
Philadelphia County
Philadelphia Board of Revision of Taxes (BRT) appeals: the Oct. 5, 2026 deadline for 2027 assessments, the exact forms, evidence rules, and which exemptions to check first. Sources cited, free to use.
York County
York County property tax appeal deadline is Aug. 1; learn Board of Assessment Appeals rules, 2026 county rate 7.55 mills & homestead.
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