County Hazards

States › California › Marin County › ZIP 94945

ZIP code 94945, 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.

ZIP code 94945, in Marin County, California, has 74 National Flood Insurance Program claims in the OpenFEMA record since 1978, 56 of them paid for a total of $324K.

That is 2.2% of the 3,301 claims recorded across Marin County. The average paid claim in the ZIP is $6K, lower than the county average of $23K and the California average of $21K.

FEMA counts 6 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 4,542 residential flood policies in force, covering 5.4% of residential structures.

74NFIP claims since 1978
56paid claims
$324Ktotal paid
$6Kaverage paid claim

Compared with the county and state

MeasureZIP 94945MarinCaliforniaUS
Claims since 1978743,30153,5632,680,429
Share of claims paid76%73%66%78%
Average paid claim$6K$23K$21K$43K
Share of county claims2.2%100%——
Repetitive-loss properties62333,456—

Claims by year of loss

197820022026
NFIP claims in ZIP 94945 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s0$0
1980s43$181,639
1990s26$136,779
2000s2$1,144
2010s3$4,527
2020s0$0
Year of lossClaimsPaid claimsAmount paidAverage paid
201910$0—
201711$4,527$4,527
201410$0—
200910$0—
200511$1,144$1,144
19981811$131,337$11,940
199574$4,752$1,188
199311$690$690
198911$981$981
1986107$44,649$6,378
198355$21,454$4,291
19822220$103,541$5,177
198055$11,014$2,203

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 94945?

74 claims since 1978 in the OpenFEMA NFIP claims file, 56 of them with a payment.

How much has the NFIP paid out in ZIP 94945?

$324K across 56 paid claims (building, contents and increased-cost-of-compliance payments combined), about $6K per paid claim.

Which year had the most flood claims in 94945?

1982, with 22 claims and $104K paid.

What county is ZIP 94945 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 30 Sep 2026. See the guide to redacted NFIP claims and the methodology.