How to appeal property taxes in Massachusetts
County-specific guides with this year's deadlines, the exact forms, and step-by-step filing instructions — researched from official Massachusetts sources. Or skip the reading: run your address through the free check and get your county's answer in about two minutes.
Essex County
Essex County, MA has no county assessor — abatements are filed with your city/town by the actual tax bill's due date, typically around Feb 1.
Middlesex County
Middlesex County, MA property tax appeal deadlines vary by town; most FY2027 bills are due Feb. 1, 2027. Learn the forms, filing steps, and hearings.
Norfolk County
Norfolk County, MA has no assessor's office — Quincy, Brookline & Weymouth each set their own rate and abatement deadline on your actual tax bill.
Plymouth County
Plymouth County assessments are set by your own city or town, not the county. Brockton's FY2026 rate is $11.63/$1,000; abatements are typically due Feb 1.
Suffolk County
Boston sets Suffolk County property taxes, not a county assessor. FY2027 abatement deadline is Feb 1, 2027; residential rate is $12.40/1,000.
Worcester County
Worcester County has no county assessor — Worcester's own Assessing Division handles abatements. The 30-day window follows your Q3 actual tax bill; FY2026 rate is $13.28/1,000 residential.
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