FloodZoneMap.org

Franklin County, Indiana Flood Zones

Check an Address in Franklin County

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

The Flooding Character of Franklin County

Flash flooding from scattered thunderstorms is the dominant flood character in Franklin County. Recent events include flash flooding on July 28, 2023, and May 7, 2024, both associated with showers and thunderstorms.

Over the past 30 years, NOAA data shows 77 flood and flash flood events occurred in the county, resulting in 10 fatalities. National Flood Insurance Program (NFIP) claims data indicates that properties in Zone A experienced an average water depth of 1.9 feet, while Zone X properties, despite a lower average water depth of 0.4 feet, had a higher average claim payout of $22,112.

Residents in Zone A and those located near rivers or streams 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 Franklin County

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

Read Indiana flood stories →

Flood Risk Data for Franklin County

Franklin County, Indiana has recorded 77 flood-related events since 1996 according to NOAA's Storm Events Database, including 37 flash floods and 40 river or area floods. The county has received 22 federal disaster declarations, 4 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Franklin County Disaster History

FEMA Disaster Declarations (1968–2026)

Disaster Declarations
22
Flood/Coastal Disasters
4
Latest Disaster
Severe Winter Storm (2026-01-23)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Franklin County

DeclarationTypeDate
Severe Winter StormWinter StormJan 23, 2026
Severe Storms, Straight-line Winds, Tornadoes, And FloodingFloodMar 30, 2025
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Severe Storms, Tornadoes, Straight-line Winds, AndSevere StormApr 19, 2011
Severe Storms And FloodingSevere StormSep 12, 2008
Severe Storms, Flooding, And TornadoesSevere StormMay 30, 2008
Hurricane Katrina EvacuationHurricaneAug 29, 2005
Severe Winter Storms And FloodingSevere StormJan 1, 2005
SnowSnowstormDec 21, 2004

Recorded Flood Events in Franklin County

NOAA Storm Events Database (1996–2025)

Total Flood Events
77
River/Area Floods
40
Flash Floods
37
Total Property Damage
$2.5M
Flood Deaths
10

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Franklin County

TypeDateDamage
FloodApr 5, 20250.00K
Flash FloodMay 7, 202410.00K
Flash FloodJul 28, 2023100.00K
Flash FloodJul 28, 20232.00K
Flash FloodJul 28, 2023200.00K (2 deaths)
Flash FloodJul 28, 202350.00K
FloodMar 25, 20230.00K
FloodJul 23, 20230.00K
FloodFeb 17, 20220.00K
FloodMay 14, 20220.00K

Franklin County Flood History

Flood — Apr 5, 2025

Showers and thunderstorms produced locally heavy rainfall late in the evening and into the overnight hours.

Flash Flood — May 7, 2024

Showers and thunderstorms developed during the late afternoon and evening hours ahead of a low pressure system moving through the Ohio Valley.

Flash Flood — Jul 28, 2023

Scattered thunderstorms developed during the evening hours in a warm and humid airmass. The thunderstorms persisted into the overnight hours.

Flood — Mar 25, 2023

A strong low pressure system moving through the Great Lakes region produced heavy rainfall and localized flooding.

Flood — Jul 23, 2023

Scattered thunderstorms developed during the afternoon and evening hours as an upper level low pressure system moved through the Ohio Valley.

Source: NOAA National Weather Service Storm Events Database.

Franklin County NFIP Flood Insurance Claims

Total Claims Filed
37
Total Paid Out
$594,866
Avg Claim
$21,245
Avg Water Depth
4.2 ft

Claims by Flood Zone

A Zones (High Risk)
22

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

Flood Zone Types in Franklin County

FEMA assigns flood zone designations to areas in Franklin County, Indiana:

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 Franklin County

Properties in Franklin County, Indiana 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.