FloodZoneMap.org

Idaho County, Idaho Flood Zones

Check an Address in Idaho County

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

The Flooding Character of Idaho County

Flash flooding from localized, intense rainfall events is the dominant flood character in Idaho County. Over the past 30 years, NOAA data shows 12 flash flood events and 11 general flood events. Recent examples include flash flooding and debris flows near the Elkhorn Fire burn scar on September 16, 2024, following scattered thunderstorms, and a mud and debris flow near Fiddle Creek on July 4, 2025, triggered by a slow-moving rain shower.

National Flood Insurance Program (NFIP) claims data indicates that properties in Zone A have experienced payouts averaging $3,647 with an average water depth of 0.5 feet. While Zone X has had fewer claims with no reported payouts or water depth, residents in areas prone to flash flooding, particularly those near burn scars or in low-lying areas, should be aware of their flood risk.

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

Read First-Hand Flood Stories from Idaho County

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

Read Idaho flood stories →

Flood Risk Data for Idaho County

Idaho County, Idaho has recorded 23 flood-related events since 1996 according to NOAA's Storm Events Database, including 12 flash floods and 11 river or area floods. The county has received 17 federal disaster declarations, 5 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Idaho County Disaster History

FEMA Disaster Declarations (1964–2024)

Disaster Declarations
17
Flood/Coastal Disasters
5
Latest Disaster
Severe Storm, Flooding, Landslides, And Mudslides (2024-04-14)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Idaho County

DeclarationTypeDate
Severe Storm, Flooding, Landslides, And MudslidesFloodApr 14, 2024
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Severe Storms, Flooding, Landslides, And MudslidesFloodApr 7, 2019
Severe Storms, Flooding, Landslides, And MudslidesFloodMar 6, 2017
Tepee Springs FireFireAug 29, 2015
Clearwater Lawyer Branch Fire ComplexFireAug 10, 2015
Flooding, Landslides, And MudslidesFloodMar 31, 2011
Severe Storms And FloodingSevere StormJun 2, 2010
East Zone Fire ComplexFireAug 30, 2007

Recorded Flood Events in Idaho County

NOAA Storm Events Database (1996–2025)

Total Flood Events
23
River/Area Floods
11
Flash Floods
12
Total Property Damage
$14.9M

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Idaho County

TypeDateDamage
Flash FloodSep 11, 202510.00K
Flash FloodJul 4, 202525.00K
Flash FloodSep 16, 20240.00K
Flash FloodApr 14, 20248000.00K
FloodMay 3, 20230.00K
FloodJun 11, 20220.00K
FloodMay 7, 20220.00K
Flash FloodAug 9, 201910.00K
FloodApr 9, 20196.00M
Flash FloodAug 14, 20141.00K

Idaho County Flood History

Flash Flood — Sep 11, 2025

Pulse convection and thunderstorms produced localized areas of nearly stationary, intense rainfall and hail ranging from pea sized to 1 inch in diameter during the afternoon and evening of September 11th.

Flash Flood — Jul 4, 2025

A slow-moving, tropical-like rain shower triggered a mud and debris flow near Fiddle Creek in Idaho County.

Flash Flood — Sep 16, 2024

Scattered thunderstorms brought locally heavy rain to north-central Idaho, impacting the Elkhorn Fire burn scar. These heavy rains lead to flash flooding and debris flows.

Flash Flood — Apr 14, 2024

Abundant moisture and instability, along with weak steering flow resulted in slow moving thunderstorms containing heavy rain during the evening.

Flood — May 3, 2023

Snowmelt from warming temperatures combined with a multiple day moderate to heavy rain event pushed some area streams and creeks out of their banks.

Source: NOAA National Weather Service Storm Events Database.

Idaho County NFIP Flood Insurance Claims

Total Claims Filed
3
Total Paid Out
$7,294
Avg Claim
$7,294
Avg Water Depth
1.0 ft

Claims by Flood Zone

A Zones (High Risk)
2

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

Flood Zone Types in Idaho County

FEMA assigns flood zone designations to areas in Idaho County, Idaho:

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 Idaho County

Properties in Idaho County, Idaho 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.