County Hazards

States › Missouri › St. Louis County › ZIP 63146

ZIP code 63146, 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.

OpenFEMA lists 57 NFIP claims for ZIP 63146 (St. Louis County, Missouri), with $1.5M paid on 42 claims since 1978.

That is 0.5% of the 12,031 claims recorded across St. Louis County. The average paid claim in the ZIP is $35K, higher than the county average of $27K and the Missouri average of $23K.

FEMA counts 5 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 2,070 residential flood policies in force, covering 0.6% of residential structures.

57NFIP claims since 1978
42paid claims
$1.5Mtotal paid
$35Kaverage paid claim

Compared with the county and state

MeasureZIP 63146St. LouisMissouriUS
Claims since 19785712,03151,3042,680,429
Share of claims paid74%83%85%78%
Average paid claim$35K$27K$23K$43K
Share of county claims0.5%100%——
Repetitive-loss properties57053,886—

Claims by year of loss

197820022026
NFIP claims in ZIP 63146 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s4$13,363
1980s8$35,674
1990s21$225,191
2000s3$186,231
2010s8$221,772
2020s13$780,273
Year of lossClaimsPaid claimsAmount paidAverage paid
202510$0—
202411$65,847$65,847
202310$0—
202275$704,522$140,904
202032$9,904$4,952
201932$197,234$98,617
201811$1,346$1,346
201721$3,531$3,531
201521$19,661$19,661
200833$186,231$62,077
199622$12,201$6,100
199544$27,787$6,947
199422$12,950$6,475
1993139$172,255$19,139
198610$0—
198332$24,045$12,022
198222$11,317$5,658
198121$313$313
197922$6,436$3,218
197822$6,927$3,463

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 63146?

57 claims since 1978 in the OpenFEMA NFIP claims file, 42 of them with a payment.

How much has the NFIP paid out in ZIP 63146?

$1.5M across 42 paid claims (building, contents and increased-cost-of-compliance payments combined), about $35K per paid claim.

Which year had the most flood claims in 63146?

1993, with 13 claims and $172K paid.

What county is ZIP 63146 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.