FloodZoneMap.org

Marion County, Florida Flood Zones

Check an Address in Marion County

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

The Flooding Character of Marion County

Localized flooding from heavy rainfall is a significant concern in Marion County, FL, as evidenced by 20 flood and 17 flash flood events recorded over the last 30 years. Slow-moving storms have historically caused these issues, such as the localized flooding rainfall experienced in July 2025 due to heavy, slow-moving storms, and in August 2025 when high moisture content and storm motion led to similar conditions. Tropical storms have also impacted the area, with Hurricane Helene in September 2024 bringing wind damage and contributing to the overall weather hazards.

National Flood Insurance Program (NFIP) data reveals that properties in Zone A have experienced the highest number of claims, with an average payout of $29,048 and an average water depth of 5.3 feet. While Zone X claims were also frequent, they showed a higher average water depth of 9.2 feet, though with a lower average payout. Homeowners in Zone A, and those in any zone with a history of significant water depth, should pay close 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 Marion County

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

Read Florida flood stories →

Flood Risk Data for Marion County

Marion County, Florida has recorded 46 flood-related events since 1996 according to NOAA's Storm Events Database, including 17 flash floods and 20 river or area floods. The county has received 38 federal disaster declarations. Enter any address above to check its FEMA flood zone designation.

Marion County Disaster History

FEMA Disaster Declarations (1968–2024)

Disaster Declarations
38
Hurricane Disasters
12
Latest Disaster
Hurricane Milton (2024-10-05)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Marion County

DeclarationTypeDate
Hurricane MiltonHurricaneOct 5, 2024
Hurricane HeleneHurricaneSep 23, 2024
Tropical Storm HeleneTropical StormSep 23, 2024
Hurricane DebbyTropical StormAug 1, 2024
Tropical Storm DebbyTropical StormAug 1, 2024
Hurricane IdaliaHurricaneAug 27, 2023
Tropical Storm IdaliaTropical StormAug 27, 2023
Hurricane NicoleHurricaneNov 7, 2022
Tropical Storm NicoleTropical StormNov 7, 2022
Hurricane IanHurricaneSep 23, 2022

Recorded Flood Events in Marion County

NOAA Storm Events Database (1996–2025)

Total Flood Events
46
River/Area Floods
20
Flash Floods
17
Hurricanes/Tropical Storms
9
Total Property Damage
$1.0M
Flood Injuries
1

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Marion County

TypeDateDamage
FloodJul 22, 20250.00K
Flash FloodAug 15, 20250.00K
Tropical StormSep 26, 20240.00K
FloodAug 24, 20240.00K
FloodAug 22, 20240.00K
FloodJul 17, 20240.00K
Tropical StormOct 9, 20240.00K
Tropical StormAug 4, 20240.00K
Tropical StormAug 30, 20230.00K
Flash FloodJun 20, 20230.00K

Marion County Flood History

Flood — Jul 22, 2025

A trough extended across the local area, and an area of low pressure formed along the trough axis and retrograded into the Gulf of America during this period. Waves of heavy, slow moving storms produced localized flooding rainfall. A few stronger storms produced gusty wet downbursts.

Flash Flood — Aug 15, 2025

High moisture content and slow storm motion caused localized, flooding rainfall across Marion County where sea breeze storm mergers occurred in the evening.

Tropical Storm — Sep 26, 2024

Hurricane Helene made landfall as a category 4 with peak winds of near 140 mph in the Florida Big |Bend just east of the Aucilla River Entrance in Taylor County, late Thursday evening September 26, |2024. Helene's main impact to southeast Georgia and northeast Florida was wind damage as it |tracked quickly north-northeast. The very powerful hurricane and the forward motion produced a |wide swa...

Flood — Aug 24, 2024

A surface low meandered offshore of the NE FL coastal along a stalled front. Passing upper-level short wave trough energy, high moisture and slow storm motion produced locally heavy rainfall and pulse strong storms with wet downbursts in resultant storms. Storms impacted coastal areas in the morning, then with diurnal heating shift inland.

Flood — Aug 22, 2024

A weak front extended across NE FL from a broad surface low near the NE FL Atlantic coast. A moist and unstable airmass under cooler than normal 500 mb temperatures (-8 degC) triggered strong to pulse severe storms and localized flooding where sea breeze, outflows and boundaries merged near and south of the frontal zone under very weak steering flow.

Source: NOAA National Weather Service Storm Events Database.

Marion County NFIP Flood Insurance Claims

Total Claims Filed
209
Total Paid Out
$5.5M
Avg Claim
$47,113
Avg Water Depth
15.4 ft

Claims by Flood Zone

A Zones (High Risk)
108
V Zones (Coastal)
1
X Unshaded (Low)
37

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

Flood Zone Types in Marion County

FEMA assigns flood zone designations to areas in Marion County, Florida:

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 Marion County

Properties in Marion County, Florida 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.