County Hazards

States › New York › Nassau County › ZIP 11501

ZIP code 11501, Nassau County, New York

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 19 NFIP claims for ZIP 11501 (Nassau County, New York), with $271K paid on 17 claims since 1978.

That is 0% of the 51,523 claims recorded across Nassau County. The average paid claim in the ZIP is $16K, lower than the county average of $51K and the New York average of $40K.

FEMA counts 5 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 35,824 residential flood policies in force, covering 9.7% of residential structures.

19NFIP claims since 1978
17paid claims
$271Ktotal paid
$16Kaverage paid claim

Compared with the county and state

MeasureZIP 11501NassauNew YorkUS
Claims since 19781951,523175,4302,680,429
Share of claims paid89%87%82%78%
Average paid claim$16K$51K$40K$43K
Share of county claims0.0%100%——
Repetitive-loss properties56,49119,079—

Claims by year of loss

197820022026
NFIP claims in ZIP 11501 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s2$60,180
1980s2$6,464
1990s1$0
2000s0$0
2010s14$204,482
2020s0$0
Year of lossClaimsPaid claimsAmount paidAverage paid
201911$25,486$25,486
201255$40,657$8,131
201121$8,308$8,308
201066$130,032$21,672
199210$0—
198411$4,518$4,518
198111$1,945$1,945
197822$60,180$30,090

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: Nassau County

Nassau County has 700 weather events in the NCEI record since 1950 (7 in the last 12 months), 31 federal disaster declarations, and an overall National Risk Index rating of "Relatively High". Flood-type events recorded in the county: 227; hurricane-strength tracks within 50 miles: 6.

Hail: 81 · Tornado: 9 · Flood: 227 · Wind: 278 · Winter: 34 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 11501?

19 claims since 1978 in the OpenFEMA NFIP claims file, 17 of them with a payment.

How much has the NFIP paid out in ZIP 11501?

$271K across 17 paid claims (building, contents and increased-cost-of-compliance payments combined), about $16K per paid claim.

Which year had the most flood claims in 11501?

2010, with 6 claims and $130K paid.

What county is ZIP 11501 in?

Most claims in this ZIP carry the county code for Nassau County, New York; 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.