Nantucket County, MA Property Taxes (2026)

Nantucket County owners pay a median of $2,985 a year on a median home value of $1,387,000, an effective rate of 0.22%. That's the 14th-highest rate of 14 Massachusetts counties with Census data, below the Massachusetts county median of 1.10%.

Updated October 2026 · Data: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023)

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Effective tax rate

0.22%

14th highest of 14 in MA

Median annual bill

$2,985

~$249/month

Median home value

$1,387,000

Massachusetts county median

1.10%

Effective rate

What a protest could save you in Nantucket County

Enter the market value from your appraisal notice. We apply Nantucket County's 0.22% effective rate and a 10–15% reduction, the typical range for successful protests.

$
Est. annual tax
$3,051
Savings at 10–15% off
$305–$458
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Nantucket County vs. Massachusetts vs. U.S. property tax rates

Nantucket County0.22%
Massachusetts county median1.10%
U.S. county median0.84%

Key stat: Nantucket County's effective property tax rate is 0.22%, vs. 1.10% for the median Massachusetts county and 0.84% for the median U.S. county. It ranks 14th of 14 in Massachusetts. Effective rate = median tax bill ÷ median home value, so it already reflects typical exemptions. (Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023))

How to appeal your property taxes in Nantucket County

  1. 1

    Review your assessment notice

    Check the assessed value from the Nantucket Board of Assessors. Compare it to recent sales of similar homes nearby.

  2. 2

    File your appeal before the deadline

    The Nantucket County deadline is February 1. Missing it means waiting until the next assessment year.

  3. 3

    Gather evidence

    Recent comparable sales, photos of condition issues, repair estimates or an independent appraisal.

  4. 4

    Present your case

    Submit evidence or attend a hearing with the Board of Assessors.

  5. 5

    Get your decision

    If you win, your assessed value and bill go down. On a $2,985 bill, 10–15% off is $299–$448 a year.

Want help with it?

TaxDrop builds your case from comparable sales data.

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Property tax exemptions in Massachusetts

Massachusetts homeowners may qualify for exemptions that reduce taxable value. Check with the Nantucket Board of Assessors for amounts.

Homestead exemption

For your primary residence. Reduces the value used to calculate your bill.

Senior / over-65

Many states add an exemption or freeze for owners 65 and older.

Disability

For homeowners with qualifying disabilities, often similar to the over-65 benefit.

Veterans

Disabled veterans may get partial or full exemptions depending on rating.

Frequently Asked Questions

What is the property tax rate in Nantucket County, Massachusetts?
The median effective property tax rate in Nantucket County is 0.22%: a median annual bill of $2,985 on a median home value of $1,387,000. That's the 14th-highest rate of 14 Massachusetts counties with Census data. Your own rate depends on which city, school district and special districts you're in. Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023).
How much are property taxes in Nantucket County?
The median Nantucket County property tax bill is $2,985 a year, about $249 a month, compared with a Massachusetts county median of $4,946.
What is the deadline to appeal property taxes in Nantucket County?
The deadline to appeal in Nantucket County is February 1. Missing it means waiting until the next assessment cycle.
Is Nantucket County a high property tax area?
Nantucket County's 0.22% effective rate is below the Massachusetts county median of 1.10% and below the U.S. county median of 0.84%. That's the 14th-highest rate of 14 Massachusetts counties with Census data.
Can TaxDrop help lower my Nantucket County property taxes?
TaxDrop analyzes your property against local comparable sales and helps you appeal your assessment.

Property taxes in nearby counties

Barnstable County

Rate: 0.71%

Median bill: $4,090

Dukes County

Rate: 0.50%

Median bill: $5,503

Plymouth County

Rate: 1.24%

Median bill: $6,345

Bristol County

Rate: 1.11%

Median bill: $4,685

Norfolk County

Rate: 1.09%

Median bill: $7,081

Suffolk County

Rate: 0.67%

Median bill: $4,533

Essex County

Rate: 1.07%

Median bill: $6,267

Middlesex County

Rate: 1.05%

Median bill: $7,240

← All 14 Massachusetts counties

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