County Hazards

States › Wisconsin › Waukesha County › ZIP 53051

ZIP code 53051, Waukesha County, Wisconsin

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 56 NFIP claims for ZIP 53051 (Waukesha County, Wisconsin), with $2.1M paid on 44 claims since 1978.

That is 12.1% of the 462 claims recorded across Waukesha County. The average paid claim in the ZIP is $48K, higher than the county average of $26K and the Wisconsin average of $20K.

FEMA counts 2 repetitive-loss properties 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 594 residential flood policies in force, covering 0.6% of residential structures.

56NFIP claims since 1978
44paid claims
$2.1Mtotal paid
$48Kaverage paid claim

Compared with the county and state

MeasureZIP 53051WaukeshaWisconsinUS
Claims since 1978564629,5222,680,429
Share of claims paid79%77%76%78%
Average paid claim$48K$26K$20K$43K
Share of county claims12.1%100%——
Repetitive-loss properties233694—

Claims by year of loss

197820022026
NFIP claims in ZIP 53051 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s0$0
1980s3$15,462
1990s9$201,368
2000s6$4,836
2010s10$54,168
2020s28$1,821,813
Year of lossClaimsPaid claimsAmount paidAverage paid
202621$3,339$3,339
20252624$1,818,474$75,770
201510$0—
201210$0—
201087$54,168$7,738
200852$4,836$2,418
200410$0—
199798$201,368$25,171
198632$15,462$7,731

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: Waukesha County

Waukesha County has 1,260 weather events in the NCEI record since 1950 (42 in the last 12 months), 19 federal disaster declarations, and an overall National Risk Index rating of "Relatively Moderate". Flood-type events recorded in the county: 64; hurricane-strength tracks within 50 miles: 0.

Hail: 260 · Tornado: 40 · Flood: 64 · Wind: 416 · Winter: 236 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 53051?

56 claims since 1978 in the OpenFEMA NFIP claims file, 44 of them with a payment.

How much has the NFIP paid out in ZIP 53051?

$2.1M across 44 paid claims (building, contents and increased-cost-of-compliance payments combined), about $48K per paid claim.

Which year had the most flood claims in 53051?

2025, with 26 claims and $1.8M paid.

What county is ZIP 53051 in?

Most claims in this ZIP carry the county code for Waukesha County, Wisconsin; 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.