County Hazards

States › California › Marin County › ZIP 94904

ZIP code 94904, 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 202 NFIP claims for ZIP 94904 (Marin County, California), with $4.4M paid on 154 claims since 1978.

That is 6.1% of the 3,301 claims recorded across Marin County. The average paid claim in the ZIP is $28K, close to the county average of $23K and the California average of $21K.

FEMA counts 14 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.

202NFIP claims since 1978
154paid claims
$4.4Mtotal paid
$28Kaverage paid claim

Compared with the county and state

MeasureZIP 94904MarinCaliforniaUS
Claims since 19782023,30153,5632,680,429
Share of claims paid76%73%66%78%
Average paid claim$28K$23K$21K$43K
Share of county claims6.1%100%——
Repetitive-loss properties142333,456—

Claims by year of loss

197820022026
NFIP claims in ZIP 94904 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s0$0
1980s73$523,589
1990s37$247,366
2000s66$1,963,719
2010s13$211,154
2020s13$1,405,898
Year of lossClaimsPaid claimsAmount paidAverage paid
2026109$1,348,550$149,839
202310$0—
202121$57,347$57,347
201776$156,460$26,077
201611$14,306$14,306
201411$22,798$22,798
201310$0—
201211$16,877$16,877
201121$712$712
200911$2,193$2,193
200821$9,019$9,019
200643$38,490$12,830
20055349$1,902,091$38,818
200322$7,416$3,708
200220$0—
200121$4,510$4,510
19982815$230,611$15,374
199530$0—
199365$16,755$3,351
198910$0—
198811$1,315$1,315
19861914$118,231$8,445
198521$1,190$1,190
198411$435$435
19832822$277,109$12,596
19821717$120,383$7,081
198120$0—
198021$4,925$4,925

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 94904?

202 claims since 1978 in the OpenFEMA NFIP claims file, 154 of them with a payment.

How much has the NFIP paid out in ZIP 94904?

$4.4M across 154 paid claims (building, contents and increased-cost-of-compliance payments combined), about $28K per paid claim.

Which year had the most flood claims in 94904?

2005, with 53 claims and $1.9M paid.

What county is ZIP 94904 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.