County Hazards

States › California › Napa County › ZIP 94599

ZIP code 94599, Napa 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 28 NFIP claims for ZIP 94599 (Napa County, California), with $283K paid on 19 claims since 1978.

That is 2.1% of the 1,361 claims recorded across Napa County. The average paid claim in the ZIP is $15K, lower than the county average of $27K and the California average of $21K.

FEMA counts 2 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 868 residential flood policies in force, covering 1.9% of residential structures.

28NFIP claims since 1978
19paid claims
$283Ktotal paid
$15Kaverage paid claim

Compared with the county and state

MeasureZIP 94599NapaCaliforniaUS
Claims since 1978281,36153,5632,680,429
Share of claims paid68%81%66%78%
Average paid claim$15K$27K$21K$43K
Share of county claims2.1%100%——
Repetitive-loss properties2943,456—

Claims by year of loss

197820022026
NFIP claims in ZIP 94599 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s0$0
1980s3$10,290
1990s16$87,448
2000s7$161,374
2010s2$23,458
2020s0$0
Year of lossClaimsPaid claimsAmount paidAverage paid
201211$14,954$14,954
201011$8,504$8,504
200910$0—
200633$121,080$40,360
200511$18,108$18,108
200410$0—
200211$22,186$22,186
199910$0—
199810$0—
199753$22,689$7,563
199610$0—
199575$63,495$12,699
199311$1,264$1,264
198611$2,508$2,508
198311$4,652$4,652
198211$3,130$3,130

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: Napa County

Napa County has 97 weather events in the NCEI record since 1950 (3 in the last 12 months), 39 federal disaster declarations, and an overall National Risk Index rating of "Relatively High". Flood-type events recorded in the county: 49; hurricane-strength tracks within 50 miles: 0.

Hail: 7 · Tornado: 1 · Flood: 49 · Wind: 8 · Winter: 0 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 94599?

28 claims since 1978 in the OpenFEMA NFIP claims file, 19 of them with a payment.

How much has the NFIP paid out in ZIP 94599?

$283K across 19 paid claims (building, contents and increased-cost-of-compliance payments combined), about $15K per paid claim.

Which year had the most flood claims in 94599?

1995, with 7 claims and $63K paid.

What county is ZIP 94599 in?

Most claims in this ZIP carry the county code for Napa 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.