FloodZoneMap.org

Marshall County, Minnesota Flood Zones

Check an Address in Marshall County

Enter any address in Marshall County, Minnesota to see its FEMA flood zone

The Flooding Character of Marshall County

River overflow from spring snowmelt is a significant flood concern in Marshall County, MN. Recent events include snowmelt flooding along Minnesota tributaries in April and May 2023. Thunderstorms also contribute to flooding, with flash flood events occurring in July 2024.

National Flood Insurance Program (NFIP) data shows a high volume of claims in Zone A, with an average payout of $5,860 and water depths averaging 3.9 feet. Claims in Zone Unknown also represent a substantial portion, with an average payout of $3,919 and water depths of 0.7 feet. Properties located in Zone A and Zone Unknown areas, as well as those without a defined Base Flood Elevation (BFE), should pay the most attention to flood risk.

Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.

Read First-Hand Flood Stories from Marshall County

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

Read Minnesota flood stories →

Flood Risk Data for Marshall County

Marshall County, Minnesota has recorded 46 flood-related events since 1996 according to NOAA's Storm Events Database, including 18 flash floods and 28 river or area floods. The county has received 30 federal disaster declarations, 19 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Marshall County Disaster History

FEMA Disaster Declarations (1965–2023)

Disaster Declarations
30
Flood/Coastal Disasters
19
Latest Disaster
Severe Storms And Flooding (2023-04-11)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Marshall County

DeclarationTypeDate
Severe Storms And FloodingFloodApr 11, 2023
Severe Storms, Straight-line Winds, And FloodingFloodApr 22, 2022
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Severe Winter Storm, Straight-line Winds, And FloodingFloodMar 12, 2019
Severe Storms, Straight-line Winds, Flooding, Landslides, And MudslidesFloodJun 11, 2014
Severe Storms And FloodingFloodMar 16, 2011
FloodingFloodMar 1, 2010
Severe Storms And FloodingSevere StormMar 16, 2009
FloodingFloodMar 30, 2006

Recorded Flood Events in Marshall County

NOAA Storm Events Database (1996–2025)

Total Flood Events
46
River/Area Floods
28
Flash Floods
18
Total Property Damage
$13.0M

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Marshall County

TypeDateDamage
Flash FloodJul 27, 20240.10K
FloodMay 25, 20240.50K
Flash FloodSep 16, 20241.00K
FloodApr 18, 20230.00K
FloodApr 14, 20230.00K
FloodMay 1, 20230.00K
Flash FloodJul 4, 202025.00K
FloodApr 15, 201950.00K
Flash FloodJun 17, 20162.00K
Flash FloodJun 24, 201420.00K

Marshall County Flood History

Flash Flood — Jul 27, 2024

After a stalled boundary set up across northwestern Minnesota across the river into North Dakota, thunderstorms and showers trained over the same area in the frontal zone, leading to flash flooding in some areas.

Flood — May 25, 2024

Heavy Rain brought on river flooding in late May of 2024 in Minnesota.

Flash Flood — Sep 16, 2024

Elevated convection along a warm front caused severe winds, hail, and flash flooding in the area.

Flood — Apr 18, 2023

Snowmelt flooding along the Minnesota Tributaries began in mid-April, with a few locations persisting into early May.

Flood — Apr 18, 2023

The spring snowmelt flooding began in late April 2023 and persisted into the early portions of May for some locations.

Source: NOAA National Weather Service Storm Events Database.

Marshall County NFIP Flood Insurance Claims

Total Claims Filed
1,122
Total Paid Out
$5.7M
Avg Claim
$5,673
Avg Water Depth
8.2 ft

Claims by Flood Zone

A Zones (High Risk)
636
X Shaded (500-yr)
19
X Unshaded (Low)
9

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

Flood Zone Types in Marshall County

FEMA assigns flood zone designations to areas in Marshall County, Minnesota:

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.

View all flood zone types →

Flood Insurance in Marshall County

Properties in Marshall County, Minnesota 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.