County Hazards

States › Missouri › St. Charles County › ZIP 63366

ZIP code 63366, St. Charles 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.

OpenFEMA lists 333 NFIP claims for ZIP 63366 (St. Charles County, Missouri), with $7.0M paid on 282 claims since 1978.

That is 3.3% of the 9,999 claims recorded across St. Charles County. The average paid claim in the ZIP is $25K, higher than the county average of $18K and the Missouri average of $23K.

FEMA counts 20 repetitive-loss properties and 10 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 1,076 residential flood policies in force, covering 0.8% of residential structures.

333NFIP claims since 1978
282paid claims
$7.0Mtotal paid
$25Kaverage paid claim

Compared with the county and state

MeasureZIP 63366St. CharlesMissouriUS
Claims since 19783339,99951,3042,680,429
Share of claims paid85%88%85%78%
Average paid claim$25K$18K$23K$43K
Share of county claims3.3%100%——
Repetitive-loss properties205963,886—

Claims by year of loss

197820022026
NFIP claims in ZIP 63366 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s15$97,206
1980s68$357,703
1990s113$2,745,067
2000s59$1,041,156
2010s59$1,418,982
2020s19$1,311,874
Year of lossClaimsPaid claimsAmount paidAverage paid
20221413$1,010,385$77,722
202111$100,000$100,000
202044$201,489$50,372
20194037$1,184,325$32,009
201722$13,926$6,963
201611$7,390$7,390
201588$131,404$16,426
201443$73,392$24,464
201332$8,545$4,273
201110$0—
20084235$792,280$22,637
200211$1,322$1,322
200196$29,035$4,839
200076$218,518$36,420
199921$205$205
199821$1,022$1,022
199622$38,169$19,084
1995107$74,482$10,640
1994107$111,664$15,952
19937868$2,339,474$34,404
199220$0—
199076$180,052$30,009
198811$4,092$4,092
198710$0—
19861210$29,554$2,955
1985108$40,318$5,040
198433$5,493$1,831
19831715$50,235$3,349
19822217$219,015$12,883
198122$8,995$4,498
19791515$97,206$6,480

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: St. Charles County

St. Charles County has 995 weather events in the NCEI record since 1950 (30 in the last 12 months), 28 federal disaster declarations, and an overall National Risk Index rating of "Relatively Moderate". Flood-type events recorded in the county: 62; hurricane-strength tracks within 50 miles: 0.

Hail: 345 · Tornado: 43 · Flood: 62 · Wind: 383 · Winter: 59 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 63366?

333 claims since 1978 in the OpenFEMA NFIP claims file, 282 of them with a payment.

How much has the NFIP paid out in ZIP 63366?

$7.0M across 282 paid claims (building, contents and increased-cost-of-compliance payments combined), about $25K per paid claim.

Which year had the most flood claims in 63366?

1993, with 78 claims and $2.3M paid.

What county is ZIP 63366 in?

Most claims in this ZIP carry the county code for St. Charles 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.