County Hazards

States › Iowa › Mills County › ZIP 51534

ZIP code 51534, Mills 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 24 NFIP claims for ZIP 51534 (Mills County, Iowa), with $283K paid on 18 claims since 1978.

That is 19.8% of the 121 claims recorded across Mills County. The average paid claim in the ZIP is $16K, lower than the county average of $67K and the Iowa average of $30K.

At county level FEMA counts 44 residential flood policies in force, covering 0.5% of residential structures.

24NFIP claims since 1978
18paid claims
$283Ktotal paid
$16Kaverage paid claim

Compared with the county and state

MeasureZIP 51534MillsIowaUS
Claims since 19782412114,7882,680,429
Share of claims paid75%76%81%78%
Average paid claim$16K$67K$30K$43K
Share of county claims19.8%100%——
Repetitive-loss properties091,104—

Claims by year of loss

197820022026
NFIP claims in ZIP 51534 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s0$0
1980s5$35,352
1990s18$75,879
2000s1$171,784
2010s0$0
2020s0$0
Year of lossClaimsPaid claimsAmount paidAverage paid
200811$171,784$171,784
199921$2,669$2,669
199852$1,104$552
199710$0—
199622$2,725$1,362
199366$64,661$10,777
199022$4,720$2,360
198710$0—
198444$35,352$8,838

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: Mills County

Mills County has 516 weather events in the NCEI record since 1950 (40 in the last 12 months), 20 federal disaster declarations, and an overall National Risk Index rating of "Very Low". Flood-type events recorded in the county: 32; hurricane-strength tracks within 50 miles: 0.

Hail: 148 · Tornado: 25 · Flood: 32 · Wind: 169 · Winter: 66 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 51534?

24 claims since 1978 in the OpenFEMA NFIP claims file, 18 of them with a payment.

How much has the NFIP paid out in ZIP 51534?

$283K across 18 paid claims (building, contents and increased-cost-of-compliance payments combined), about $16K per paid claim.

Which year had the most flood claims in 51534?

1993, with 6 claims and $65K paid.

What county is ZIP 51534 in?

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