County Hazards

States › South Dakota › Minnehaha County › ZIP 57105

ZIP code 57105, Minnehaha County, South Dakota

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 109 NFIP claims for ZIP 57105 (Minnehaha County, South Dakota), with $4.2M paid on 78 claims since 1978.

That is 25.6% of the 425 claims recorded across Minnehaha County. The average paid claim in the ZIP is $54K, higher than the county average of $26K and the South Dakota average of $21K.

FEMA counts 6 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 214 residential flood policies in force, covering 0.3% of residential structures.

109NFIP claims since 1978
78paid claims
$4.2Mtotal paid
$54Kaverage paid claim

Compared with the county and state

MeasureZIP 57105MinnehahaSouth DakotaUS
Claims since 19781094254,0162,680,429
Share of claims paid72%80%75%78%
Average paid claim$54K$26K$21K$43K
Share of county claims25.6%100%——
Repetitive-loss properties636250—

Claims by year of loss

197820022026
NFIP claims in ZIP 57105 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s2$689
1980s8$24,842
1990s9$65,357
2000s6$12,229
2010s72$3,492,227
2020s12$609,712
Year of lossClaimsPaid claimsAmount paidAverage paid
202510$0—
2024117$609,712$87,102
20193126$1,290,254$49,625
201810$0—
201575$1,060,620$212,124
201410$0—
201111$1,000,000$1,000,000
20103121$141,353$6,731
200433$11,384$3,795
200131$845$845
199755$59,859$11,972
199511$683$683
199331$4,815$4,815
198610$0—
198476$24,842$4,140
197911$689$689
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: Minnehaha County

Minnehaha County has 1,554 weather events in the NCEI record since 1950 (75 in the last 12 months), 17 federal disaster declarations, and an overall National Risk Index rating of "Relatively Moderate". Flood-type events recorded in the county: 230; hurricane-strength tracks within 50 miles: 0.

Hail: 504 · Tornado: 48 · Flood: 230 · Wind: 434 · Winter: 207 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 57105?

109 claims since 1978 in the OpenFEMA NFIP claims file, 78 of them with a payment.

How much has the NFIP paid out in ZIP 57105?

$4.2M across 78 paid claims (building, contents and increased-cost-of-compliance payments combined), about $54K per paid claim.

Which year had the most flood claims in 57105?

2010, with 31 claims and $141K paid.

What county is ZIP 57105 in?

Most claims in this ZIP carry the county code for Minnehaha County, South Dakota; 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.