State guide
New Hampshire property taxes (2026)
✓ Verified August 2026 against official county pages — 2 sources linked below.
County pages for New Hampshire are on the way — the statewide dates below apply everywhere, and county pages will add local rates, contacts, and exact appeal windows.
How New Hampshire property taxes work
New Hampshire has no income or general sales tax, so property taxes carry the state's whole load — bills are the highest-rate in the nation and the town runs everything: assessing, billing, and abatements.
Most towns bill semi-annually: the July bill is a preliminary charge (roughly half of last year's total), and the December bill trues everything up with the new rate set by the state each fall. Each bill is due about 30 days after issue.
Challenging a bill here is called seeking an abatement, and the calendar keys off the final (December) bill: apply in writing to your town's assessors by March 1 following it. Towns must act by July 1; a denial — or silence — can be appealed to the state Board of Tax and Land Appeals (BTLA) or superior court by September 1.
Relief runs through town-adopted programs: elderly exemptions (65+ with residency, income, and asset tests, in amounts each town adopts), veterans' credits ($50 minimum, up to $750 by town option), and deferral programs — all applied for by April 15 with the town.
When payments are due
Semi-annual in most towns: a preliminary July bill and a final December bill carrying the new rate — each due about 30 days after issue.
| Payment | Due | Delinquent after | Notes |
|---|---|---|---|
| First bill (2026, preliminary) | — | — | Issued around July 1, typically due in July–August — roughly half of last year's total |
| Final bill (2026 rate) | — | — | Issued in late fall after the state sets the town's rate; typically due in December. Interest runs on late payments |
Exact dates can vary by county — use your county's page above for the dates on your bill.
How to abatement your assessment
The statewide rule: Apply to your town's assessors for an abatement by March 1 following the final tax bill; if denied (or unanswered by July 1), appeal to the BTLA or superior court by September 1
The abatement application is free at the town level; the BTLA filing carries a modest fee. Argue disproportionality — that your assessment is high relative to the town's general level of assessment, not just market value.
- Read your final (December) billIt carries the new rate and full-year assessment — the abatement clock runs from this bill.
- Check the equalization ratioNH towns assess at varying percentages of market value; your case is your assessment divided by the town's ratio versus what your home would sell for.
- File the abatement application by March 1The standard abatement form to your town's selectmen or assessors — free.
- Await the town's decision (by July 1)Towns grant, deny, or let the deadline pass — silence counts as denial for appeal purposes.
- Appeal to the BTLA by September 1Written appeal with the filing fee (or sue in superior court instead — one route, not both).
County pages have the exact local deadlines, forms, and filing links.
Statewide exemptions
| Exemption | What it's worth | Deadline |
|---|---|---|
| Elderly exemption | Town-adopted amounts (often substantial) for homeowners 65+ meeting residency, income, and asset limits — tiers typically rise at 75 and 80 | Apply by April 15 with your town |
| Veterans' tax credits | $50 standard credit, up to $750 where the town adopts the optional amount; larger credits for service-connected total disability, and a full exemption for certain specially adapted homesteads | Apply by April 15 |
| Elderly & disabled tax deferral | Towns may defer taxes (with interest, as a lien) for qualifying owners 65+/disabled facing hardship | Apply by March 1 |
Reassessment
Towns must revalue at least every five years (many update annually); between revaluations the state's equalization ratio bridges assessments to market.
Value notices (Revaluation notice / final tax bill) usually mail in revaluation years (otherwise the bill is the notice).
Common questions
- When are property taxes due in New Hampshire?
- Most towns bill twice: a preliminary bill due in July–August (about half of last year's) and the final bill due in December once the state sets the new rate. Each is due roughly 30 days after issue — your town's dates are on the bill.
- How do I challenge my New Hampshire assessment?
- File an abatement application with your town's assessors by March 1 after the final bill — free. If the town denies or doesn't answer by July 1, appeal to the Board of Tax and Land Appeals (or superior court) by September 1.
- Why is the July bill different from the December bill?
- July is an estimate — half of last year's total. The state certifies each town's new rate in the fall, and the December bill trues up the year at the real rate. Big swings usually land in December.
- What relief do NH towns offer seniors and veterans?
- Elderly exemptions (65+, income/asset tested, amounts set town by town, rising with age tiers), veterans' credits from $50 up to $750 by town option, and hardship deferrals. All are town applications — most due April 15.
- Why are New Hampshire property taxes so high?
- No income tax, no general sales tax — schools and towns run almost entirely on property tax. The upside: the abatement process is straightforward and towns decide relief locally.
Sources
Every fact on this page comes from an official page. Check them yourself:
- NH DRA — PA-29 credit/exemption application — checked 2026-08-12
- North Hampton NH — elderly exemption & veterans credit — checked 2026-08-12