Onset CDP, MA Property Tax Rate — How to Appeal & Save
1.10% effective rate · $3,858/yr avg · Population 1,326 · Massachusetts
Median Home Value
$350,700
Est. Annual Tax
$3,858
Effective Rate
1.10%
Median Income
$72,017
How Onset CDP Compares
Is Onset CDP, MA a High Property Tax City?
Onset CDP has a property tax rate of 1.10%, roughly near the national average. On a median home of $350,700, homeowners pay about $3,858/year.
Property taxes consume 5.4% of the median household income ($72,017) in Onset CDP — a significant burden that makes tax appeals especially worthwhile. A homeowner with a $300,000 property pays approximately $3,300/year, while a $500,000 home costs $5,500/year in property taxes.
Onset CDP property taxes are 24% above the national average — not extreme, but worth reviewing your individual assessment to ensure you're not over-assessed compared to your neighbors.
Think you're overpaying in Onset CDP?
We research your property, prepare evidence, and file the appeal. Fee: 20% of first-year savings — only if we succeed.
How to Appeal Property Tax in Onset CDP, MA
If your property is assessed higher than comparable homes in Onset CDP, you may be able to reduce your tax bill by filing an appeal with your county assessor's office.
Check Your Assessment
Review your property's assessed value and compare it to similar homes in your area. If you're 15-20%+ above comparable properties, you likely have a case.
Gather Evidence
Collect recent sales of comparable homes (same size, age, neighborhood), photos of any condition issues, and your assessment notice.
File Before the Deadline
Each county has a specific window to file (typically 30-90 days after receiving your assessment notice). Contact your county assessor for exact dates in Massachusetts.
Attend the Hearing
Present your evidence at the review board hearing. Average success rate for well-prepared appeals is 40-60%. Sign up and we'll handle the research, filing, and follow-up, and send you a hearing-prep guide so you know what to expect — you attend the hearing yourself.
Don't want to do it yourself? We handle the research, filing, and follow-up. You only pay 20% of what we save you. Nothing if we don't reduce your bill.
Onset CDP, MA Appeal Deadline & Filing Info
File With
Local Board of Assessors, then Appellate Tax Board (ATB)
Deadline
February 1 (for abatement to local board); 3 months from denial for ATB
Window Opens
After tax bill issued (typically Q3–Q4)
Typical Duration
3–12 months (ATB can take years)
Massachusetts assesses at 100% fair cash value annually. Must pay tax bill to preserve appeal rights. Residential exemption available in some municipalities.
Other Cities in Massachusetts
| City | Median Home | Annual Tax | Rate |
|---|---|---|---|
| Boston | $684,900 | $7,534 | 1.10% |
| Worcester | $305,600 | $3,362 | 1.10% |
| Springfield | $198,500 | $2,184 | 1.10% |
| Cambridge | $997,600 | $10,974 | 1.10% |
| Lowell | $362,800 | $3,991 | 1.10% |
| Brockton | $364,700 | $4,012 | 1.10% |
| Quincy | $563,200 | $6,195 | 1.10% |
| Lynn | $442,800 | $4,871 | 1.10% |
| New Bedford | $291,300 | $3,204 | 1.10% |
| Fall River | $328,100 | $3,609 | 1.10% |
| Newton | $1,136,200 | $12,498 | 1.10% |
| Lawrence | $370,600 | $4,077 | 1.10% |
Related Property Tax Resources
Data sources: US Census Bureau, American Community Survey (ACS) 5-Year Estimates 2019–2023 (Table DP04). Effective tax rates calculated from median property tax and median home value.
Appeal information: State comptroller offices, county assessor associations, and official state statutes. Deadlines and processes verified as of June 2026.
Last updated: July 2026 · Published by: TaxedFairly (WebLab LLC)