County Hazards

States › Missouri › St. Louis County › ZIP 63033

ZIP code 63033, St. Louis 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 63033, in St. Louis County, Missouri, has 155 National Flood Insurance Program claims in the OpenFEMA record since 1978, 115 of them paid for a total of $682K.

That is 1.3% of the 12,031 claims recorded across St. Louis County. The average paid claim in the ZIP is $6K, lower than the county average of $27K and the Missouri average of $23K.

FEMA counts 7 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 2,070 residential flood policies in force, covering 0.6% of residential structures.

155NFIP claims since 1978
115paid claims
$682Ktotal paid
$6Kaverage paid claim

Compared with the county and state

MeasureZIP 63033St. LouisMissouriUS
Claims since 197815512,03151,3042,680,429
Share of claims paid74%83%85%78%
Average paid claim$6K$27K$23K$43K
Share of county claims1.3%100%——
Repetitive-loss properties77053,886—

Claims by year of loss

197820022026
NFIP claims in ZIP 63033 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s40$105,106
1980s36$52,113
1990s39$321,653
2000s22$170,314
2010s10$13,353
2020s8$19,529
Year of lossClaimsPaid claimsAmount paidAverage paid
202610$0—
202511$6,621$6,621
202430$0—
202222$7,699$3,850
202011$5,208$5,208
201920$0—
201732$10,043$5,022
201532$2,929$1,464
201410$0—
201311$381$381
20081413$119,891$9,222
200710$0—
200510$0—
200232$41,043$20,522
200121$6,545$6,545
200011$2,835$2,835
199920$0—
199811$3,125$3,125
199722$2,612$1,306
199643$24,813$8,271
1995117$86,925$12,418
19931211$194,075$17,643
199222$4,941$2,471
199143$3,846$1,282
199011$1,316$1,316
198665$14,828$2,966
198521$4,294$4,294
198463$4,830$1,610
198355$5,912$1,182
19821412$20,155$1,680
198121$156$156
198011$1,938$1,938
19794031$105,106$3,391

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. Louis County

St. Louis County has 1,459 weather events in the NCEI record since 1950 (24 in the last 12 months), 34 federal disaster declarations, and an overall National Risk Index rating of "Relatively High". Flood-type events recorded in the county: 82; hurricane-strength tracks within 50 miles: 0.

Hail: 660 · Tornado: 58 · Flood: 82 · Wind: 635 · Winter: 0 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 63033?

155 claims since 1978 in the OpenFEMA NFIP claims file, 115 of them with a payment.

How much has the NFIP paid out in ZIP 63033?

$682K across 115 paid claims (building, contents and increased-cost-of-compliance payments combined), about $6K per paid claim.

Which year had the most flood claims in 63033?

1979, with 40 claims and $105K paid.

What county is ZIP 63033 in?

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