County Hazards

States › Missouri › Washington County › ZIP 63664

ZIP code 63664, Washington County, Missouri

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 63664, in Washington County, Missouri, has 33 National Flood Insurance Program claims in the OpenFEMA record since 1978, 26 of them paid for a total of $222K.

That is 86.8% of the 38 claims recorded across Washington County. The average paid claim in the ZIP is $9K, close to the county average of $9K and the Missouri average of $23K.

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 10 residential flood policies in force, covering 0.1% of residential structures.

33NFIP claims since 1978
26paid claims
$222Ktotal paid
$9Kaverage paid claim

Compared with the county and state

MeasureZIP 63664WashingtonMissouriUS
Claims since 1978333851,3042,680,429
Share of claims paid79%79%85%78%
Average paid claim$9K$9K$23K$43K
Share of county claims86.8%100%——
Repetitive-loss properties223,886—

Claims by year of loss

197820022026
NFIP claims in ZIP 63664 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s2$30,566
1980s19$105,524
1990s4$50,054
2000s5$24,683
2010s3$11,469
2020s0$0
Year of lossClaimsPaid claimsAmount paidAverage paid
201431$11,469$11,469
200911$5,726$5,726
200542$18,957$9,478
199722$45,012$22,506
199322$5,042$2,521
198644$28,774$7,194
198544$8,771$2,193
198442$2,953$1,476
198343$40,891$13,630
198233$24,135$8,045
197922$30,566$15,283

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: Washington County

Washington County has 474 weather events in the NCEI record since 1950 (8 in the last 12 months), 28 federal disaster declarations, and an overall National Risk Index rating of "Relatively Low". Flood-type events recorded in the county: 27; hurricane-strength tracks within 50 miles: 0.

Hail: 174 · Tornado: 28 · Flood: 27 · Wind: 129 · Winter: 47 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 63664?

33 claims since 1978 in the OpenFEMA NFIP claims file, 26 of them with a payment.

How much has the NFIP paid out in ZIP 63664?

$222K across 26 paid claims (building, contents and increased-cost-of-compliance payments combined), about $9K per paid claim.

Which year had the most flood claims in 63664?

1983, with 4 claims and $41K paid.

What county is ZIP 63664 in?

Most claims in this ZIP carry the county code for Washington County, Missouri; 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.