County Hazards

States › Iowa › Linn County › ZIP 52405

ZIP code 52405, Linn County, Iowa

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 529 NFIP claims for ZIP 52405 (Linn County, Iowa), with $27M paid on 442 claims since 1978.

That is 39.2% of the 1,351 claims recorded across Linn County. The average paid claim in the ZIP is $62K, close to the county average of $62K and the Iowa average of $30K.

FEMA counts 5 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 655 residential flood policies in force, covering 0.7% of residential structures.

529NFIP claims since 1978
442paid claims
$27Mtotal paid
$62Kaverage paid claim

Compared with the county and state

MeasureZIP 52405LinnIowaUS
Claims since 19785291,35114,7882,680,429
Share of claims paid84%82%81%78%
Average paid claim$62K$62K$30K$43K
Share of county claims39.2%100%——
Repetitive-loss properties5381,104—

Claims by year of loss

197820022026
NFIP claims in ZIP 52405 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s2$0
1980s20$9,441
1990s83$210,001
2000s343$26,683,371
2010s81$583,602
2020s0$0
Year of lossClaimsPaid claimsAmount paidAverage paid
20162923$100,192$4,356
201511$2,530$2,530
20144638$469,810$12,363
201343$11,069$3,690
201110$0—
2009107$17,172$2,453
2008323305$26,610,297$87,247
200520$0—
200411$41,141$41,141
200253$8,600$2,867
200122$6,162$3,081
199911$1,930$1,930
19937644$207,059$4,706
199210$0—
199052$1,012$506
198610$0—
198410$0—
198310$0—
19821511$8,226$748
198121$1,214$1,214
197910$0—
197810$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: Linn County

Linn County has 1,436 weather events in the NCEI record since 1950 (62 in the last 12 months), 23 federal disaster declarations, and an overall National Risk Index rating of "Relatively Moderate". Flood-type events recorded in the county: 88; hurricane-strength tracks within 50 miles: 0.

Hail: 389 · Tornado: 64 · Flood: 88 · Wind: 598 · Winter: 178 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 52405?

529 claims since 1978 in the OpenFEMA NFIP claims file, 442 of them with a payment.

How much has the NFIP paid out in ZIP 52405?

$27M across 442 paid claims (building, contents and increased-cost-of-compliance payments combined), about $62K per paid claim.

Which year had the most flood claims in 52405?

2008, with 323 claims and $27M paid.

What county is ZIP 52405 in?

Most claims in this ZIP carry the county code for Linn County, Iowa; 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.