Coos County, NH Property Taxes (2026)

Coos County owners pay a median of $3,511 a year on a median home value of $169,600, an effective rate of 2.07%. That's the 3rd-highest rate of 10 New Hampshire counties with Census data, above the New Hampshire county median of 1.93%.

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

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Effective tax rate

2.07%

3rd highest of 10 in NH

Median annual bill

$3,511

~$293/month

Median home value

$169,600

New Hampshire county median

1.93%

Effective rate

What a protest could save you in Coos County

Enter the market value from your appraisal notice. We apply Coos County's 2.07% effective rate and a 10–15% reduction, the typical range for successful protests.

$
Est. annual tax
$3,511
Savings at 10–15% off
$351–$527
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Coos County vs. New Hampshire vs. U.S. property tax rates

Coos County2.07%
New Hampshire county median1.93%
U.S. county median0.84%

Key stat: Coos County's effective property tax rate is 2.07%, vs. 1.93% for the median New Hampshire county and 0.84% for the median U.S. county. It ranks 3rd of 10 in New Hampshire. 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 Coos County

  1. 1

    Review your assessment notice

    Check the assessed value from the Coos Town Assessor. Compare it to recent sales of similar homes nearby.

  2. 2

    File your appeal before the deadline

    The Coos County deadline is March 1 or September 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 Town Assessor.

  5. 5

    Get your decision

    If you win, your assessed value and bill go down. On a $3,511 bill, 10–15% off is $351–$527 a year.

Want help with it?

TaxDrop builds your case from comparable sales data.

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Property tax exemptions in New Hampshire

New Hampshire homeowners may qualify for exemptions that reduce taxable value. Check with the Coos Town Assessor 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 Coos County, New Hampshire?
The median effective property tax rate in Coos County is 2.07%: a median annual bill of $3,511 on a median home value of $169,600. That's the 3rd-highest rate of 10 New Hampshire 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 Coos County?
The median Coos County property tax bill is $3,511 a year, about $293 a month, compared with a New Hampshire county median of $5,796.
What is the deadline to appeal property taxes in Coos County?
The deadline to appeal in Coos County is March 1 or September 1. Missing it means waiting until the next assessment cycle.
Is Coos County a high property tax area?
Coos County's 2.07% effective rate is above the New Hampshire county median of 1.93% and above the U.S. county median of 0.84%. That's the 3rd-highest rate of 10 New Hampshire counties with Census data.
Can TaxDrop help lower my Coos County property taxes?
TaxDrop analyzes your property against local comparable sales and helps you appeal your assessment.

Property taxes in nearby counties

Carroll County

Rate: 1.06%

Median bill: $3,685

Grafton County

Rate: 1.88%

Median bill: $5,624

Belknap County

Rate: 1.44%

Median bill: $4,897

Strafford County

Rate: 1.98%

Median bill: $6,582

Merrimack County

Rate: 2.00%

Median bill: $6,617

Sullivan County

Rate: 2.38%

Median bill: $5,616

Rockingham County

Rate: 1.63%

Median bill: $7,512

Hillsborough County

Rate: 1.76%

Median bill: $6,791

← All 10 New Hampshire counties

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