County Hazards

States › Iowa › Delaware County › ZIP 52057

ZIP code 52057, Delaware 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.

ZIP code 52057, in Delaware County, Iowa, has 84 National Flood Insurance Program claims in the OpenFEMA record since 1978, 67 of them paid for a total of $4.0M.

That is 80% of the 105 claims recorded across Delaware County. The average paid claim in the ZIP is $60K, close to the county average of $51K and the Iowa average of $30K.

FEMA counts 15 repetitive-loss properties and 5 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 66 residential flood policies in force, covering 0.7% of residential structures.

84NFIP claims since 1978
67paid claims
$4.0Mtotal paid
$60Kaverage paid claim

Compared with the county and state

MeasureZIP 52057DelawareIowaUS
Claims since 19788410514,7882,680,429
Share of claims paid80%76%81%78%
Average paid claim$60K$51K$30K$43K
Share of county claims80.0%100%——
Repetitive-loss properties15151,104—

Claims by year of loss

197820022026
NFIP claims in ZIP 52057 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s0$0
1980s0$0
1990s5$232,652
2000s41$1,509,734
2010s37$2,229,683
2020s1$25,670
Year of lossClaimsPaid claimsAmount paidAverage paid
202511$25,670$25,670
2018108$256,807$32,101
201632$124,963$62,482
201397$394,424$56,346
20101513$1,453,488$111,807
20082522$769,713$34,987
2007108$108,866$13,608
200464$631,155$157,789
199952$232,652$116,326

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: Delaware County

Delaware County has 697 weather events in the NCEI record since 1950 (23 in the last 12 months), 18 federal disaster declarations, and an overall National Risk Index rating of "Relatively Low". Flood-type events recorded in the county: 44; hurricane-strength tracks within 50 miles: 0.

Hail: 152 · Tornado: 40 · Flood: 44 · Wind: 232 · Winter: 166 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 52057?

84 claims since 1978 in the OpenFEMA NFIP claims file, 67 of them with a payment.

How much has the NFIP paid out in ZIP 52057?

$4.0M across 67 paid claims (building, contents and increased-cost-of-compliance payments combined), about $60K per paid claim.

Which year had the most flood claims in 52057?

2008, with 25 claims and $770K paid.

What county is ZIP 52057 in?

Most claims in this ZIP carry the county code for Delaware 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 30 Sep 2026. See the guide to redacted NFIP claims and the methodology.