FloodZoneMap.org

Shelby County, Iowa Flood Zones

Check an Address in Shelby County

Enter any address in Shelby County, Iowa to see its FEMA flood zone

Read First-Hand Flood Stories from Shelby County

1 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.

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Flood Risk Data for Shelby County

Shelby County, Iowa has recorded 5 flood-related events since 1996 according to NOAA's Storm Events Database, including 4 flash floods and 1 river or area floods. The county has received 20 federal disaster declarations, 6 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Shelby County Disaster History

FEMA Disaster Declarations (1965–2024)

Disaster Declarations
20
Flood/Coastal Disasters
6
Latest Disaster
Severe Storms, Tornadoes, And Flooding (2024-05-20)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Shelby County

DeclarationTypeDate
Severe Storms, Tornadoes, And FloodingSevere StormMay 20, 2024
Severe Storms And TornadoesTornadoApr 26, 2024
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Severe Storms And FloodingFloodMar 12, 2019
Severe Storms, Tornadoes, Straight-line Winds, And FloodingSevere StormJun 26, 2014
Severe Storms, Flooding, And TornadoesSevere StormJun 1, 2010
Severe Winter StormSevere StormJan 19, 2010
Severe Winter Storms And SnowstormSevere StormDec 23, 2009
Severe Storms, Flooding, And TornadoesSevere StormMay 5, 2007

Recorded Flood Events in Shelby County

NOAA Storm Events Database (1996–2025)

Total Flood Events
5
River/Area Floods
1
Flash Floods
4
Total Property Damage
$50,000

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Shelby County

TypeDateDamage
Flash FloodJun 30, 20140.00K
Flash FloodJun 30, 201450.00K
Flash FloodMay 22, 2004
FloodFeb 18, 1997
Flash FloodJun 21, 1996

Shelby County Flood History

Flash Flood — Jun 30, 2014

An unseasonably strong mid and upper level jet combined with high amounts of low level moisture and instability to create a volatile atmosphere across eastern Nebraska and western Iowa late in the night and into Monday morning. Thunderstorms developed on the nose of the low-level jet and quickly became severe. Isolated to scattered supercells moved across northeast Nebraska and western Iowa thr...

Flood — Feb 18, 1997

Mild temperatures melted snowcover in a short period allowing for a sudden runoff into streams and rivers which were still intact with thicker than normal ice. The runoff into the streams and rivers was sufficient to break up the ice. Ice jams formed at many locations causing flooding. The more significant flooding occurred along the Boyer river and was aggravated by ice jams at Woodbine dow...

Flash Flood — Jun 21, 1996

Heavy rains of 2 to 5 inches fell over much of northern Shelby County.

Source: NOAA National Weather Service Storm Events Database.

Shelby County NFIP Flood Insurance Claims

Total Claims Filed
12
Total Paid Out
$197,236
Avg Claim
$17,930
Avg Water Depth
1.5 ft

Claims by Flood Zone

A Zones (High Risk)
9
X Unshaded (Low)
1

Source: OpenFEMA NFIP Individual Claims (2.25M records analyzed).

Flood Zone Types in Shelby County

FEMA assigns flood zone designations to areas in Shelby County, Iowa:

AE High Risk — 1% annual chance of flooding. Insurance required.

VE Very High Risk — Coastal flooding with wave action.

X (Shaded) Moderate Risk — 500-year floodplain.

X Low Risk — Outside major floodplains.

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Flood Insurance in Shelby County

Properties in Shelby County, Iowa that are in FEMA-designated Special Flood Hazard Areas (zones A and V) with federally backed mortgages are required to carry flood insurance.

Even outside high-risk zones, flood insurance is recommended. From 2014 to 2024, nearly one-third of NFIP claims came from outside the high-risk Special Flood Hazard Area.

Visit FloodSmart.gov to find an agent and get a quote.