County Hazards

States › New Hampshire › Hillsborough County › ZIP 03458

ZIP code 03458, Hillsborough 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 49 NFIP claims for ZIP 03458 (Hillsborough County, New Hampshire), with $638K paid on 34 claims since 1978.

That is 7.8% of the 629 claims recorded across Hillsborough County. The average paid claim in the ZIP is $19K, close to the county average of $22K and the New Hampshire average of $20K.

FEMA counts 1 repetitive-loss property and 0 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 751 residential flood policies in force, covering 0.7% of residential structures.

49NFIP claims since 1978
34paid claims
$638Ktotal paid
$19Kaverage paid claim

Compared with the county and state

MeasureZIP 03458HillsboroughNew HampshireUS
Claims since 1978496294,4232,680,429
Share of claims paid69%74%75%78%
Average paid claim$19K$22K$20K$43K
Share of county claims7.8%100%——
Repetitive-loss properties163393—

Claims by year of loss

197820022026
NFIP claims in ZIP 03458 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s11$177,636
1980s20$121,233
1990s1$0
2000s11$244,979
2010s6$94,462
2020s0$0
Year of lossClaimsPaid claimsAmount paidAverage paid
201833$91,025$30,342
201131$3,436$3,436
200799$244,836$27,204
200421$143$143
199610$0—
198753$5,813$1,938
198694$98,223$24,556
198433$9,929$3,310
198211$405$405
198021$6,864$6,864
197996$115,381$19,230
197822$62,255$31,128

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: Hillsborough County

Hillsborough County has 618 weather events in the NCEI record since 1950 (27 in the last 12 months), 31 federal disaster declarations, and an overall National Risk Index rating of "Relatively Moderate". Flood-type events recorded in the county: 95; hurricane-strength tracks within 50 miles: 2.

Hail: 111 · Tornado: 19 · Flood: 95 · Wind: 305 · Winter: 58 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 03458?

49 claims since 1978 in the OpenFEMA NFIP claims file, 34 of them with a payment.

How much has the NFIP paid out in ZIP 03458?

$638K across 34 paid claims (building, contents and increased-cost-of-compliance payments combined), about $19K per paid claim.

Which year had the most flood claims in 03458?

1979, with 9 claims and $115K paid.

What county is ZIP 03458 in?

Most claims in this ZIP carry the county code for Hillsborough 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 1 Oct 2026. See the guide to redacted NFIP claims and the methodology.