FloodZoneMap.org

Montrose County, Colorado Flood Zones

Check an Address in Montrose County

Enter any address in Montrose County, Colorado to see its FEMA flood zone

The Flooding Character of Montrose County

Flash flooding and riverine flooding have been the dominant flood types in Montrose County over the past 30 years, with 23 flash flood events and 17 flood events recorded. Recent events in April and May 2023 illustrate the impact of accelerated snowmelt from near-record snowpacks, leading to high flows on rivers and drainages. This runoff compromised county roads and bridges, and flooded low-lying areas.

National Flood Insurance Program (NFIP) data shows that while Zone A areas have experienced claims with significant water depths, Zone X areas have also seen claims with substantial payouts, indicating flood risk extends beyond high-risk zones. Homeowners in areas designated as Zone A, Zone X, and Zone X_Unshaded should pay close attention to flood risk. Properties located near rivers and drainages, as well as those without a Base Flood Elevation (BFE), warrant particular attention.

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

Read First-Hand Flood Stories from Montrose County

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

Read Colorado flood stories →

Flood Risk Data for Montrose County

Montrose County, Colorado has recorded 40 flood-related events since 1996 according to NOAA's Storm Events Database, including 23 flash floods and 17 river or area floods. The county has received 9 federal disaster declarations, 4 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Montrose County Disaster History

FEMA Disaster Declarations (1970–2020)

Disaster Declarations
9
Flood/Coastal Disasters
4
Latest Disaster
Covid-19 (2020-01-20)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Montrose County

DeclarationTypeDate
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Hurricane Katrina EvacuationCoastal StormAug 29, 2005
Co - Burn Canyon Fire - 07/15/02FireJul 14, 2002
WildfiresFireApr 23, 2002
Severe Storms, Mudslides, Landslides & FloodingFloodJul 27, 1984
DroughtDroughtJan 29, 1977
Flooding & LandslidesFloodJul 6, 1973
Heavy Rains & FloodingFloodSep 22, 1970

Recorded Flood Events in Montrose County

NOAA Storm Events Database (1996–2025)

Total Flood Events
40
River/Area Floods
17
Flash Floods
23
Total Property Damage
$950,000

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Montrose County

TypeDateDamage
FloodApr 25, 20232.00K
FloodMay 24, 202310.00K
FloodMay 23, 20235.00K
FloodMay 18, 20235.00K
FloodMay 16, 20230.00K
FloodAug 14, 20230.00K
FloodApr 13, 20231.00K
FloodApr 13, 20232.00K
FloodApr 11, 20234.00K
FloodJul 30, 20225.00K

Montrose County Flood History

Flood — Apr 25, 2023

Increased snowmelt from warm temperatures caused flooding in Montrose County.

Flood — May 24, 2023

Accelerated snowmelt from a near-record snowpack due to above normal temperatures and precipitation produced high and fast flow on drainages in several west-central counties. As a result, flooding compromised various low-lying roads in the counties.

Flood — May 23, 2023

Accelerated snowmelt from a near-record snowpack due to above normal temperatures and precipitation produced high and fast flow on drainages in several west-central counties. As a result, flooding compromised various low-lying roads in the counties.

Flood — May 18, 2023

Accelerated snowmelt from a near-record snowpack due to above normal temperatures produced high and fast flow on drainages in several counties across the Western Slope. As a result, flooding compromised various low-lying roads and areas. This included some lanes along I-70 west of Fruita, Colorado.

Flood — May 16, 2023

Accelerated snowmelt from a near-record snowpack due to above normal temperatures produced high and fast flow on drainages in several counties across the Western Slope. As a result, flooding compromised various low-lying roads and areas. This included some lanes along I-70 west of Fruita, Colorado.

Source: NOAA National Weather Service Storm Events Database.

Montrose County NFIP Flood Insurance Claims

Total Claims Filed
4
Total Paid Out
$35,999
Avg Claim
$17,999
Avg Water Depth
50.0 ft

Claims by Flood Zone

A Zones (High Risk)
2
X Unshaded (Low)
1

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

Flood Zone Types in Montrose County

FEMA assigns flood zone designations to areas in Montrose County, Colorado:

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 Montrose County

Properties in Montrose County, Colorado 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.