County Hazards

States › Wisconsin › Green Lake County › ZIP 54923

ZIP code 54923, Green Lake 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.

ZIP code 54923, in Green Lake County, Wisconsin, has 43 National Flood Insurance Program claims in the OpenFEMA record since 1978, 36 of them paid for a total of $320K.

That is 81.1% of the 53 claims recorded across Green Lake County. The average paid claim in the ZIP is $9K, close to the county average of $10K and the Wisconsin average of $20K.

FEMA counts 6 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 36 residential flood policies in force, covering 0.4% of residential structures.

43NFIP claims since 1978
36paid claims
$320Ktotal paid
$9Kaverage paid claim

Compared with the county and state

MeasureZIP 54923Green LakeWisconsinUS
Claims since 197843539,5222,680,429
Share of claims paid84%87%76%78%
Average paid claim$9K$10K$20K$43K
Share of county claims81.1%100%——
Repetitive-loss properties66694—

Claims by year of loss

197820022026
NFIP claims in ZIP 54923 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s2$4,954
1980s5$6,634
1990s5$19,281
2000s24$275,954
2010s7$13,196
2020s0$0
Year of lossClaimsPaid claimsAmount paidAverage paid
201811$272$272
201244$6,858$1,715
201111$2,276$2,276
201011$3,791$3,791
200898$86,517$10,815
20041312$187,819$15,652
200122$1,618$809
199354$19,281$4,820
198651$6,634$6,634
197922$4,954$2,477

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: Green Lake County

Green Lake County has 606 weather events in the NCEI record since 1950 (20 in the last 12 months), 9 federal disaster declarations, and an overall National Risk Index rating of "Relatively Low". Flood-type events recorded in the county: 14; hurricane-strength tracks within 50 miles: 0.

Hail: 72 · Tornado: 33 · Flood: 14 · Wind: 129 · Winter: 211 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 54923?

43 claims since 1978 in the OpenFEMA NFIP claims file, 36 of them with a payment.

How much has the NFIP paid out in ZIP 54923?

$320K across 36 paid claims (building, contents and increased-cost-of-compliance payments combined), about $9K per paid claim.

Which year had the most flood claims in 54923?

2004, with 13 claims and $188K paid.

What county is ZIP 54923 in?

Most claims in this ZIP carry the county code for Green Lake 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 30 Sep 2026. See the guide to redacted NFIP claims and the methodology.