County Hazards

States › New Hampshire › Rockingham County › ZIP 03870

ZIP code 03870, Rockingham 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.

OpenFEMA lists 223 NFIP claims for ZIP 03870 (Rockingham County, New Hampshire), with $2.3M paid on 156 claims since 1978.

That is 10.3% of the 2,165 claims recorded across Rockingham County. The average paid claim in the ZIP is $15K, lower than the county average of $19K and the New Hampshire average of $20K.

FEMA counts 12 repetitive-loss properties and 2 severe repetitive-loss properties in the ZIP (properties with two or more paid flood claims); their locations are not published.

At county level FEMA counts 2,047 residential flood policies in force, covering 2.2% of residential structures.

223NFIP claims since 1978
156paid claims
$2.3Mtotal paid
$15Kaverage paid claim

Compared with the county and state

MeasureZIP 03870RockinghamNew HampshireUS
Claims since 19782232,1654,4232,680,429
Share of claims paid70%75%75%78%
Average paid claim$15K$19K$20K$43K
Share of county claims10.3%100%——
Repetitive-loss properties12185393—

Claims by year of loss

197820022026
NFIP claims in ZIP 03870 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s32$72,384
1980s11$2,270
1990s78$428,268
2000s43$391,492
2010s9$101,119
2020s50$1,333,868
Year of lossClaimsPaid claimsAmount paidAverage paid
20244235$1,162,204$33,206
202321$7,084$7,084
202265$164,580$32,916
201833$59,620$19,873
201710$0—
201311$5,915$5,915
201042$35,583$17,791
20071715$207,641$13,843
2006109$100,942$11,216
200511$2,774$2,774
200411$271$271
200376$66,432$11,072
200175$13,433$2,687
199810$0—
199711$12,791$12,791
199695$55,482$11,096
199321$2,714$2,714
199264$14,133$3,533
19915634$343,068$10,090
199031$80$80
198760$0—
198610$0—
198322$1,545$773
198121$725$725
1979146$7,959$1,327
19781817$64,425$3,790

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: Rockingham County

Rockingham County has 544 weather events in the NCEI record since 1950 (13 in the last 12 months), 35 federal disaster declarations, and an overall National Risk Index rating of "Relatively Moderate". Flood-type events recorded in the county: 33; hurricane-strength tracks within 50 miles: 2.

Hail: 170 · Tornado: 10 · Flood: 33 · Wind: 264 · Winter: 0 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 03870?

223 claims since 1978 in the OpenFEMA NFIP claims file, 156 of them with a payment.

How much has the NFIP paid out in ZIP 03870?

$2.3M across 156 paid claims (building, contents and increased-cost-of-compliance payments combined), about $15K per paid claim.

Which year had the most flood claims in 03870?

1991, with 56 claims and $343K paid.

What county is ZIP 03870 in?

Most claims in this ZIP carry the county code for Rockingham 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.