County Hazards

States › New York › Nassau County › ZIP 11542

ZIP code 11542, 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.

ZIP code 11542, in Nassau County, New York, has 187 National Flood Insurance Program claims in the OpenFEMA record since 1978, 134 of them paid for a total of $3.5M.

That is 0.4% of the 51,523 claims recorded across Nassau County. The average paid claim in the ZIP is $26K, lower than the county average of $51K and the New York average of $40K.

FEMA counts 22 repetitive-loss properties and 7 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 35,824 residential flood policies in force, covering 9.7% of residential structures.

187NFIP claims since 1978
134paid claims
$3.5Mtotal paid
$26Kaverage paid claim

Compared with the county and state

MeasureZIP 11542NassauNew YorkUS
Claims since 197818751,523175,4302,680,429
Share of claims paid72%87%82%78%
Average paid claim$26K$51K$40K$43K
Share of county claims0.4%100%——
Repetitive-loss properties226,49119,079—

Claims by year of loss

197820022026
NFIP claims in ZIP 11542 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s15$61,642
1980s30$57,896
1990s61$1,036,440
2000s6$15,700
2010s56$1,861,984
2020s19$511,659
Year of lossClaimsPaid claimsAmount paidAverage paid
202610$0—
202521$80,482$80,482
202433$280,000$93,333
202310$0—
202211$4,213$4,213
2021117$146,964$20,995
201821$1,741$1,741
201711$5,517$5,517
201421$3,585$3,585
20123528$1,756,555$62,734
201185$40,320$8,064
201085$54,266$10,853
200911$2,408$2,408
200810$0—
200722$13,291$6,646
200610$0—
200210$0—
199911$2,302$2,302
19962018$343,864$19,104
199411$884$884
19923427$642,359$23,791
199152$47,031$23,516
198921$781$781
198510$0—
198484$20,239$5,060
198384$13,236$3,309
198133$6,459$2,153
198085$17,181$3,436
19791411$45,859$4,169
197811$15,783$15,783

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 11542?

187 claims since 1978 in the OpenFEMA NFIP claims file, 134 of them with a payment.

How much has the NFIP paid out in ZIP 11542?

$3.5M across 134 paid claims (building, contents and increased-cost-of-compliance payments combined), about $26K per paid claim.

Which year had the most flood claims in 11542?

2012, with 35 claims and $1.8M paid.

What county is ZIP 11542 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.