County Hazards

States › New York › Westchester County › ZIP 10543

ZIP code 10543, Westchester 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 10543, in Westchester County, New York, has 2,219 National Flood Insurance Program claims in the OpenFEMA record since 1978, 1,921 of them paid for a total of $66M.

That is 18.1% of the 12,259 claims recorded across Westchester County. The average paid claim in the ZIP is $34K, close to the county average of $27K and the New York average of $40K.

FEMA counts 271 repetitive-loss properties and 78 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 6,276 residential flood policies in force, covering 3% of residential structures.

2,219NFIP claims since 1978
1,921paid claims
$66Mtotal paid
$34Kaverage paid claim

Compared with the county and state

MeasureZIP 10543WestchesterNew YorkUS
Claims since 19782,21912,259175,4302,680,429
Share of claims paid87%81%82%78%
Average paid claim$34K$27K$40K$43K
Share of county claims18.1%100%——
Repetitive-loss properties2711,30419,079—

Claims by year of loss

197820022026
NFIP claims in ZIP 10543 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s254$1,138,063
1980s421$1,335,763
1990s207$2,577,459
2000s402$12,579,467
2010s460$14,659,967
2020s475$33,308,489
Year of lossClaimsPaid claimsAmount paidAverage paid
2024108$68,236$8,530
2023127112$5,395,871$48,177
202222$46,031$23,016
2021335317$27,798,350$87,692
202010$0—
20182419$259,696$13,668
201710$0—
201610$0—
201510$0—
201442$11,531$5,766
2012117100$6,199,649$61,996
2011264227$7,835,668$34,518
20104836$353,422$9,817
200921$17,547$17,547
200864$35,100$8,775
2007317305$11,769,106$38,587
200692$42,460$21,230
200565$14,228$2,846
20045748$639,057$13,314
200231$26,600$26,600
200111$10,538$10,538
200011$24,832$24,832
199951$13,939$13,939
199842$8,434$4,217
199710$0—
19968657$682,542$11,974
199522$13,328$6,664
199463$17,159$5,720
199311$4,185$4,185
19928671$1,762,507$24,824
199143$27,772$9,257
1990125$47,594$9,519
198983$3,207$1,069
198720$0—
198510$0—
1984141119$374,799$3,150
19833121$46,705$2,224
19824639$168,408$4,318
1980192171$742,644$4,343
1979228210$1,078,482$5,136
19782622$59,582$2,708

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: Westchester County

Westchester County has 746 weather events in the NCEI record since 1950 (30 in the last 12 months), 32 federal disaster declarations, and an overall National Risk Index rating of "Relatively High". Flood-type events recorded in the county: 270; hurricane-strength tracks within 50 miles: 4.

Hail: 81 · Tornado: 9 · Flood: 270 · Wind: 344 · Winter: 0 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 10543?

2,219 claims since 1978 in the OpenFEMA NFIP claims file, 1,921 of them with a payment.

How much has the NFIP paid out in ZIP 10543?

$66M across 1,921 paid claims (building, contents and increased-cost-of-compliance payments combined), about $34K per paid claim.

Which year had the most flood claims in 10543?

2021, with 335 claims and $28M paid.

What county is ZIP 10543 in?

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