County Hazards

States › New Hampshire › Merrimack County › ZIP 03275

ZIP code 03275, Merrimack County, New Hampshire

National Flood Insurance Program claims and payouts recorded for this ZIP code, with county context.

NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. NFIP claims as of 8 Sep 2026.

ZIP code 03275, in Merrimack County, New Hampshire, has 139 National Flood Insurance Program claims in the OpenFEMA record since 1978, 109 of them paid for a total of $3.1M.

That is 46.5% of the 299 claims recorded across Merrimack County. The average paid claim in the ZIP is $29K, close to the county average of $27K and the New Hampshire average of $20K.

FEMA counts 18 repetitive-loss properties and 1 severe repetitive-loss property in the ZIP (properties with two or more paid flood claims); their locations are not published.

At county level FEMA counts 333 residential flood policies in force, covering 0.8% of residential structures.

139NFIP claims since 1978
109paid claims
$3.1Mtotal paid
$29Kaverage paid claim

Compared with the county and state

MeasureZIP 03275MerrimackNew HampshireUS
Claims since 19781392994,4232,680,429
Share of claims paid78%78%75%78%
Average paid claim$29K$27K$20K$43K
Share of county claims46.5%100%——
Repetitive-loss properties1838393—

Claims by year of loss

197820022026
NFIP claims in ZIP 03275 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s3$3,608
1980s29$42,675
1990s7$40,421
2000s89$2,984,391
2010s10$44,448
2020s1$0
Year of lossClaimsPaid claimsAmount paidAverage paid
202210$0—
201810$0—
201711$2,285$2,285
201110$0—
201076$42,163$7,027
200821$2,620$2,620
20074339$1,771,230$45,416
20063532$1,087,363$33,980
200586$119,135$19,856
200411$4,042$4,042
199910$0—
199843$22,347$7,449
199622$18,073$9,037
198810$0—
1987116$31,397$5,233
198611$468$468
1984104$6,427$1,607
198322$2,938$1,469
198210$0—
198122$1,444$722
198010$0—
197933$3,608$1,203

Claims are counted by year of loss as recorded in OpenFEMA's redacted NFIP claims file; amounts combine building, contents and increased-cost-of-compliance payments. ZIP codes in the file are the policyholder's reported ZIP.

County context: Merrimack County

Merrimack County has 774 weather events in the NCEI record since 1950 (29 in the last 12 months), 29 federal disaster declarations, and an overall National Risk Index rating of "Relatively Low". Flood-type events recorded in the county: 111; hurricane-strength tracks within 50 miles: 2.

Hail: 101 · Tornado: 7 · Flood: 111 · Wind: 295 · Winter: 187 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 03275?

139 claims since 1978 in the OpenFEMA NFIP claims file, 109 of them with a payment.

How much has the NFIP paid out in ZIP 03275?

$3.1M across 109 paid claims (building, contents and increased-cost-of-compliance payments combined), about $29K per paid claim.

Which year had the most flood claims in 03275?

2007, with 43 claims and $1.8M paid.

What county is ZIP 03275 in?

Most claims in this ZIP carry the county code for Merrimack County, New Hampshire; ZIP codes can cross county lines. The county page carries the storm record, declarations and risk index for the area.

Provenance

OpenFEMA NfipClaims v3 (as of 8 Sep 2026) and NfipMultipleLossProperties v1 (2 Aug 2026), aggregated by ZIP code and year of loss on this site; no property-level record is shown. County storm figures from NOAA NCEI through 30 Jun 2026. Built 30 Sep 2026. See the guide to redacted NFIP claims and the methodology.