County Hazards

States › Wisconsin › Waukesha County › ZIP 53066

ZIP code 53066, 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 37 NFIP claims for ZIP 53066 (Waukesha County, Wisconsin), with $595K paid on 27 claims since 1978.

That is 8% of the 462 claims recorded across Waukesha County. The average paid claim in the ZIP is $22K, close to 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.

37NFIP claims since 1978
27paid claims
$595Ktotal paid
$22Kaverage paid claim

Compared with the county and state

MeasureZIP 53066WaukeshaWisconsinUS
Claims since 1978374629,5222,680,429
Share of claims paid73%77%76%78%
Average paid claim$22K$26K$20K$43K
Share of county claims8.0%100%——
Repetitive-loss properties233694—

Claims by year of loss

197820022026
NFIP claims in ZIP 53066 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s0$0
1980s2$387
1990s8$21,958
2000s21$457,378
2010s4$83,985
2020s2$31,115
Year of lossClaimsPaid claimsAmount paidAverage paid
202522$31,115$15,557
201910$0—
201033$83,985$27,995
20081816$456,236$28,515
200710$0—
200021$1,142$1,142
199711$7,287$7,287
199510$0—
199353$14,671$4,890
199110$0—
198610$0—
198211$387$387

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 53066?

37 claims since 1978 in the OpenFEMA NFIP claims file, 27 of them with a payment.

How much has the NFIP paid out in ZIP 53066?

$595K across 27 paid claims (building, contents and increased-cost-of-compliance payments combined), about $22K per paid claim.

Which year had the most flood claims in 53066?

2008, with 18 claims and $456K paid.

What county is ZIP 53066 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.