County Hazards

States › California › Sonoma County › ZIP 95448

ZIP code 95448, Sonoma 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 126 NFIP claims for ZIP 95448 (Sonoma County, California), with $2.1M paid on 98 claims since 1978.

That is 1.7% of the 7,403 claims recorded across Sonoma County. The average paid claim in the ZIP is $21K, close to the county average of $21K and the California average of $21K.

FEMA counts 15 repetitive-loss properties and 3 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 1,790 residential flood policies in force, covering 1.1% of residential structures.

126NFIP claims since 1978
98paid claims
$2.1Mtotal paid
$21Kaverage paid claim

Compared with the county and state

MeasureZIP 95448SonomaCaliforniaUS
Claims since 19781267,40353,5632,680,429
Share of claims paid78%84%66%78%
Average paid claim$21K$21K$21K$43K
Share of county claims1.7%100%——
Repetitive-loss properties158753,456—

Claims by year of loss

197820022026
NFIP claims in ZIP 95448 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s5$12,585
1980s38$402,444
1990s52$459,888
2000s6$274,021
2010s21$820,788
2020s4$87,959
Year of lossClaimsPaid claimsAmount paidAverage paid
202610$0—
202510$0—
202411$44,742$44,742
202311$43,217$43,217
20191817$818,616$48,154
201711$596$596
201421$1,577$1,577
200544$274,021$68,505
200410$0—
200210$0—
199820$0—
199786$45,051$7,508
199641$3,271$3,271
19953528$403,872$14,424
199310$0—
199210$0—
199111$7,694$7,694
19861410$229,221$22,922
19831514$101,514$7,251
198243$34,966$11,655
198133$27,173$9,058
198022$9,570$4,785
197855$12,585$2,517

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: Sonoma County

Sonoma County has 423 weather events in the NCEI record since 1950 (16 in the last 12 months), 36 federal disaster declarations, and an overall National Risk Index rating of "Relatively High". Flood-type events recorded in the county: 300; hurricane-strength tracks within 50 miles: 0.

Hail: 21 · Tornado: 13 · Flood: 300 · Wind: 1 · Winter: 0 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 95448?

126 claims since 1978 in the OpenFEMA NFIP claims file, 98 of them with a payment.

How much has the NFIP paid out in ZIP 95448?

$2.1M across 98 paid claims (building, contents and increased-cost-of-compliance payments combined), about $21K per paid claim.

Which year had the most flood claims in 95448?

1995, with 35 claims and $404K paid.

What county is ZIP 95448 in?

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