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Grafton County, NH

Grafton County property tax appeal 2027: deadline, forms and how to file

Scan from recent salesFacts not yet verified by a person — confirm on your notice

To appeal a Grafton County assessment, file with the Selectmen or Assessing Officials; in New Hampshire the deadline is March 1 after the final tax bill. Confirm the exact date on your notice or with the assessor; we add each county's 2027 date here when it is published.

Data as of 20 Oct 2026 · the Grafton County assessor
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Check your own assessment

Free. We compare the value on your notice with recent sales of similar homes nearby and tell you whether an appeal is worth filing. Have your assessment notice and tax bill handy.

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How to file

How to file in Grafton County

  1. Step 1

    File the appeal

    Use the method your notice lists, by the deadline on the notice.

  2. Step 2 · before the hearing

    Prepare and submit your evidence

    Comparable assessed values, photographs of condition issues and recent sales where they are public. Ask the appraisal office for the evidence it will use.

  3. Step 3

    Meet, then hear

    An informal review usually comes before a formal hearing; most reductions happen at the informal stage.

Before you file: how to read your notice · evidence that works · informal vs formal hearing · when not to appeal

Questions

Grafton County questions

Data as of 20 Oct 2026 · New Hampshire statutes
When is the property tax appeal deadline in Grafton County?

New Hampshire law sets it: Written abatement application to the municipality by March 1 following the notice of tax (RSA 76:16); the town decides by July 1, then BTLA or superior court by September 1. Confirm the exact date on your notice or with the assessor.

Who hears a appeal in Grafton County?

The Selectmen or Assessing Officials hears the first appeal. Filing rules: RSA 76:16, 76:16-a.

What value should I compare on my New Hampshire notice?

New Hampshire notices often do not show a market value; compare the assessed value with what similar homes sold for, as of April 1 of the tax year (RSA 74:1).

Your home

Check whether yours is over-assessed

Nearby

Nearby counties

Carroll County · Belknap County · Sullivan County · Merrimack County · Coos County · Strafford County · Hillsborough County

Sources
  1. RSA 75:1 (market value)
  2. RSA 74:1 (April 1 inventory date)
  3. RSA 76:16 (abatement by selectmen or assessors)
  4. RSA 76:16-a (appeal to BTLA)
  5. U.S. Census Bureau, county population estimates (2024) and county gazetteer (2024).