Collier County, FL
FEMA National Risk Index scores, disaster declarations & hazard data
Collier County has experienced 54 federally declared disasters since 1965, most recently Hurricane Milton in 2025. Its overall natural hazard risk is rated Relatively High — higher risk than most US counties.
Collier County's highest-rated hazards are hurricane, lightning, and cold wave, with its top risk rated "Very High" by FEMA's National Risk Index. NOAA records 67 storm events in the county over the past decade.
Past disasters & FEMA designations
A federal disaster declaration officially designates a county for FEMA disaster assistance. Collier County has been designated in 54 declarations since 1965, covering 8 disaster types including hurricane (25), fire (9), severe storm (6).
| Year | Type | Event name |
|---|---|---|
| 2025 | Hurricane | Hurricane Milton |
| 2025 | Hurricane | Hurricane Milton |
| 2024 | Tropical Storm | Tropical Storm Helene |
| 2024 | Tropical Storm | Tropical Storm Debby |
| 2024 | Hurricane | Hurricane Helene |
| 2024 | Tropical Storm | Hurricane Debby |
| 2023 | Tropical Storm | Tropical Storm Nicole |
| 2023 | Tropical Storm | Tropical Storm Idalia |
| 2023 | Hurricane | Hurricane Nicole |
| 2023 | Hurricane | Hurricane Idalia |
Showing the 10 most recent of 54 total declarations since 1965.
Source: FEMA OpenFEMA Disaster Declarations Summaries. A single disaster can produce more than one record per county. Data current through September 2026.
Risk by hazard type
| Hazard | Risk rating | Risk score | Recorded events | Deaths | Prop. damage |
|---|---|---|---|---|---|
| Wildfire | Relatively Moderate | 96.4 | 0 | 0 | — |
| Inland Flooding | Relatively High | 98.3 | 30 | 0 | $109K |
| Coastal Flooding | Very High | 95.2 | 1 | 0 | — |
| Earthquake | Very Low | 38.6 | — | — | — |
| Heat Wave | Relatively Moderate | 93.7 | 0 | 0 | — |
| Tornado | Relatively Moderate | 76.4 | 9 | 0 | $120K |
| Hurricane | Very High | 99.7 | 0 | 0 | — |
| Hail | Very Low | 19.9 | 15 | 0 | $500 |
| Strong Wind | Relatively Low | 51.7 | 0 | 0 | — |
| Winter Weather | No Rating | 0 | 0 | 0 | — |
| Ice Storm | Not Applicable | — | — | — | — |
| Cold Wave | Very High | 99.2 | — | — | — |
| Lightning | Very High | 99.4 | 12 | 3 | $174K |
| Drought | Relatively Moderate | 65 | 0 | 0 | — |
| Landslide | Relatively Low | 69.6 | 0 | 0 | — |
| Avalanche | Not Applicable | — | — | — | — |
| Tsunami | Insufficient Data | — | — | — | — |
| Volcanic Activity | Not Applicable | — | — | — | — |
Scores are 0–100 percentiles relative to all US counties — higher means more exposed, not that a disaster is likely this year. Event counts: NOAA Storm Events 2016–2026; earthquake counts from USGS ComCat (M3.0+, 1996–2026). See the methodology page for details.
Community vulnerability
Collier County ranks in the 61st percentile (Moderate) for community vulnerability — a measure of how hard disaster impacts tend to hit residents. Higher vulnerability means more displacement, worse health outcomes, and slower recovery after a disaster.
| SVI theme | Percentile | Vulnerability level |
|---|---|---|
| Overall | 61st | Moderate |
| Socioeconomic status | 59th | Moderate |
| Household characteristics | 44th | Low |
| Racial & ethnic minority status | 76th | High |
| Housing type & transportation | 60th | Moderate |
Source: CDC/ATSDR Social Vulnerability Index 2022. Percentiles compare counties nationally — higher means more vulnerable relative to other counties. See CDC SVI for full methodology.
Future risk outlook
| Wildfire metric | National percentile | Level |
|---|---|---|
| Burn probability | 97th | Very High |
| Risk to homes | 97th | Very High |
| Buildings in direct exposure zone | 26.7% | — |
NOAA tracked 67 weather events in this county over 2016–2025: 34 in 2016–20 vs 33 in 2021–25 (-3% — relatively stable).
Wildfire: USDA Forest Service Wildfire Risk to Communities (RDS-2020-0016-2) — modeled values, not annual forecasts. See wildfirerisk.org. Inland flood and heat projections pending data availability; coastal sea-level projections are available for select coastal counties below — see the data page.
Nearby counties
Frequently asked questions
What natural hazards pose the greatest risk in Collier County?
According to the FEMA National Risk Index, the highest-risk hazards in Collier County, Florida are hurricane, lightning, and cold wave. The county's overall natural hazard risk is rated Relatively High — higher risk than most US counties.
Has Collier County received federal disaster declarations?
Yes. Collier County has received 54 federal disaster declarations since 1965, including declarations in 2025. The most common disaster type on record is hurricane (25 declarations).
Has Collier County had any FEMA disaster declarations in 2024, 2025, or 2026?
Yes. Recent federal disaster declarations for Collier County include Hurricane Milton (2025), Hurricane Milton (2025), Tropical Storm Helene (2024), Tropical Storm Debby (2024), Hurricane Helene (2024), Hurricane Debby (2024). See the declarations table above for the full history since 1965.
How does Collier County's natural hazard risk compare to nearby counties?
Among neighboring counties, Miami-Dade County, FL has the highest overall natural hazard risk (Very High) and Glades County, FL has the lowest (Relatively Low). Collier County is rated Relatively High overall.
How is Collier County's composite disaster risk index calculated?
Collier County's composite disaster risk index — officially FEMA's National Risk Index (NRI) — scores every US county on a 0–100 percentile scale across 18 natural hazard types, factoring in expected annual loss, social vulnerability, and community resilience. Collier County's composite score of 99 means its overall natural hazard risk is higher than 99% of US counties.