FloodZoneMap.org

Collier County, Florida Flood Zones

Check an Address in Collier County

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

The Flooding Character of Collier County

Collier County experiences a mix of flood-related events, with tropical storms and hurricanes being the most impactful over the last 30 years. Rainfall from thunderstorms and tropical systems, such as the heavy downpours recorded in September 2025 and June 2024, frequently leads to flooding. Coastal flooding, driven by high tides, also occurs.

The National Flood Insurance Program (NFIP) data shows a significant number of claims in Zone A, with an average payout of $77,492 and an average water depth of 5.0 feet. Zone V, representing coastal areas, also has a notable number of claims with higher average payouts. Homeowners in coastal areas, as well as those in Zone A, 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 Collier County

58 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 Collier County

Collier County, Florida has recorded 97 flood-related events since 1996 according to NOAA's Storm Events Database, including 12 flash floods and 29 river or area floods. The county has received 54 federal disaster declarations, 1 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Collier County Disaster History

FEMA Disaster Declarations (1965–2024)

Disaster Declarations
54
Flood/Coastal Disasters
1
Hurricane Disasters
17
Latest Disaster
Hurricane Milton (2024-10-05)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Collier 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 Collier County

NOAA Storm Events Database (1996–2025)

Total Flood Events
97
River/Area Floods
29
Flash Floods
12
Coastal/Storm Surge
22
Hurricanes/Tropical Storms
34
Total Property Damage
$3.0B
Flood Deaths
11

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Collier County

TypeDateDamage
FloodSep 9, 20250.00K
Coastal FloodOct 4, 20250.00K
FloodJun 30, 20240.00K
Storm Surge/TideSep 26, 20241.20M
Tropical DepressionSep 26, 20240.00K
Tropical StormSep 26, 202420.00K
Coastal FloodAug 20, 20240.00K
FloodMay 16, 20240.00K
FloodAug 16, 20240.00K
Flash FloodJun 12, 202425.00K

Collier County Flood History

Flood — Sep 9, 2025

A stationary surface boundary over South Florida with influence from a deep mid and upper level trough over the eastern United States led to diurnal showers and thunderstorms which produced heavy rainfall on the 8th and 9th of September.

Coastal Flood — Oct 4, 2025

Localized coastal flooding occurred along the coast of South Florida due to astronomically higher-than-normal high tides in early October 2025.

Flood — Jun 30, 2024

In addition to a mid-level disturbance, deep tropical moisture continued to filter into the southern Florida Peninsula on June 30. With plentiful instability and around peak diurnal heating led to showers and thunderstorms across southwestern Florida. With light steering flow, storm motions were slow, which when combined with heavy downpours, resulted in localized flooding across portions of we...

Storm Surge/Tide — Sep 26, 2024

The center of Hurricane Helene passed about 200 miles west of Naples as a Category 3 hurricane moving N-NE over the eastern Gulf of Mexico around midday on Thursday, September 26th, then made landfall later that evening in the Florida Big Bend as a Category 4 hurricane with maximum sustained winds of 140 mph and lowest central pressure of 938 mb. The large wind field around Helene brought tropi...

Tropical Depression — Sep 26, 2024

The center of Hurricane Helene passed about 200 miles west of Naples as a Category 3 hurricane moving N-NE over the eastern Gulf of Mexico around midday on Thursday, September 26th, then made landfall later that evening in the Florida Big Bend as a Category 4 hurricane with maximum sustained winds of 140 mph and lowest central pressure of 938 mb. The large wind field around Helene brought tropi...

Source: NOAA National Weather Service Storm Events Database.

Collier County NFIP Flood Insurance Claims

Total Claims Filed
12,252
Total Paid Out
$925.1M
Avg Claim
$107,847
Avg Water Depth
10.6 ft

Claims by Flood Zone

A Zones (High Risk)
10,907
V Zones (Coastal)
434
X Shaded (500-yr)
11

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

Flood Zone Types in Collier County

FEMA assigns flood zone designations to areas in Collier 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 Collier County

Properties in Collier 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.