County Hazards

States › California › Marin County › ZIP 94933

ZIP code 94933, Marin County, California

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 27 NFIP claims for ZIP 94933 (Marin County, California), with $603K paid on 22 claims since 1978.

That is 0.8% of the 3,301 claims recorded across Marin County. The average paid claim in the ZIP is $27K, close to the county average of $23K and the California average of $21K.

FEMA counts 2 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 4,542 residential flood policies in force, covering 5.4% of residential structures.

27NFIP claims since 1978
22paid claims
$603Ktotal paid
$27Kaverage paid claim

Compared with the county and state

MeasureZIP 94933MarinCaliforniaUS
Claims since 1978273,30153,5632,680,429
Share of claims paid81%73%66%78%
Average paid claim$27K$23K$21K$43K
Share of county claims0.8%100%——
Repetitive-loss properties22333,456—

Claims by year of loss

197820022026
NFIP claims in ZIP 94933 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s0$0
1980s3$0
1990s1$1,898
2000s14$411,378
2010s8$114,858
2020s1$74,667
Year of lossClaimsPaid claimsAmount paidAverage paid
202111$74,667$74,667
201666$114,858$19,143
201420$0—
200822$16,364$8,182
20051212$395,014$32,918
199511$1,898$1,898
198630$0—

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: Marin County

Marin County has 167 weather events in the NCEI record since 1950 (3 in the last 12 months), 26 federal disaster declarations, and an overall National Risk Index rating of "Relatively High". Flood-type events recorded in the county: 114; hurricane-strength tracks within 50 miles: 0.

Hail: 12 · Tornado: 1 · Flood: 114 · Wind: 4 · Winter: 0 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 94933?

27 claims since 1978 in the OpenFEMA NFIP claims file, 22 of them with a payment.

How much has the NFIP paid out in ZIP 94933?

$603K across 22 paid claims (building, contents and increased-cost-of-compliance payments combined), about $27K per paid claim.

Which year had the most flood claims in 94933?

2005, with 12 claims and $395K paid.

What county is ZIP 94933 in?

Most claims in this ZIP carry the county code for Marin County, California; 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.