FEMA NRI 1.19.0Updated Nov 2023 · Coverage 2014–2023Methodology

Florida Disaster Risk

Natural disaster risk data for all 67 counties.

Avg FEMA Rating

Relatively Low

Avg Percentile

76th

Counties with Data

of 67 total

County risk atlas

Florida hazard exposure by county

A compact 2.5D surface of FEMA National Risk Index percentiles. Toggle composite, flood, wildfire, hurricane, tornado, and earthquake risk to see which counties carry the highest relative exposure without loading the full national explorer dataset.

Counties

67/67

Avg composite

76th

Risk layers

Highest Risk Counties

Miami-Dade County

Very High

100th percentile

Broward County

Relatively High

99th percentile

Palm Beach County

Relatively High

99th percentile

Lee County

Relatively High

99th percentile

Collier County

Relatively High

99th percentile

Lowest Risk Counties

Union County

Very Low

11th percentile

Liberty County

Very Low

13th percentile

Baker County

Very Low

13th percentile

Lafayette County

Very Low

16th percentile

Gilchrist County

Very Low

28th percentile

All Florida Counties

County	Percentile	FEMA Rating	Flood	Wildfire	Tornado	Earthquake
Miami-Dade County	100th	Very High	99.7	96.9	98.7	62.1
Broward County	99th	Relatively High	99.4	97.0	96.3	40.9
Palm Beach County	99th	Relatively High	98.9	95.3	93.8	44.9
Lee County	99th	Relatively High	97.4	96.6	87.5	33.9
Collier County	99th	Relatively High	98.3	96.4	76.4	38.6
Hillsborough County	99th	Relatively High	97.8	95.7	99.7	68.5
Orange County	98th	Relatively High	98.4	97.4	99.1	75.4
Brevard County	98th	Relatively High	95.0	97.2	95.3	46.4
Pinellas County	98th	Relatively High	99.2	81.1	99.0	66.9
Sarasota County	98th	Relatively High	95.7	93.3	92.5	34.7
Manatee County	98th	Relatively High	98.0	90.5	98.0	34.8
Duval County	97th	Relatively High	97.6	89.9	91.5	90.2
Polk County	97th	Relatively High	94.6	97.0	93.9	52.4
Volusia County	96th	Relatively High	95.2	96.3	98.3	68.4
St. Lucie County	96th	Relatively High	89.3	86.6	82.8	39.5
Pasco County	96th	Relatively High	95.4	95.4	98.4	45.2
Indian River County	96th	Relatively High	85.9	88.2	72.5	32.3
Charlotte County	95th	Relatively High	90.4	92.5	62.6	30.3
Escambia County	95th	Relatively High	88.7	82.6	71.2	68.6
Marion County	95th	Relatively High	93.0	96.8	97.3	63.1
Citrus County	95th	Relatively High	92.6	90.5	89.0	38.6
Bay County	94th	Relatively Moderate	77.2	75.7	94.1	54.9
Martin County	94th	Relatively Moderate	83.3	90.4	74.8	21.4
Leon County	93th	Relatively Moderate	91.5	90.0	97.1	67.4
Okaloosa County	92th	Relatively Moderate	80.4	75.7	94.2	62.3
Osceola County	92th	Relatively Moderate	92.1	94.8	93.6	46.5
Lake County	92th	Relatively Moderate	92.3	96.0	97.4	61.1
Monroe County	92th	Relatively Moderate	98.8	61.9	25.6	6.4
Seminole County	91th	Relatively Moderate	92.7	92.3	97.6	65.9
Alachua County	90th	Relatively Moderate	88.6	95.2	90.3	65.6
Highlands County	89th	Relatively Moderate	78.4	92.7	82.5	28.0
Santa Rosa County	89th	Relatively Moderate	73.7	81.3	89.6	51.0
Walton County	89th	Relatively Moderate	68.3	75.7	85.6	46.4
Hernando County	88th	Relatively Moderate	85.6	88.0	91.8	30.2
Sumter County	88th	Relatively Moderate	84.8	92.3	91.6	45.4
St. Johns County	88th	Relatively Moderate	89.4	89.4	85.4	56.6
Flagler County	83th	Relatively Moderate	79.2	88.2	80.9	39.2
DeSoto County	82th	Relatively Moderate	50.5	84.5	59.4	15.7
Clay County	81th	Relatively Moderate	85.9	82.9	83.2	64.6
Okeechobee County	80th	Relatively Low	80.3	89.9	44.2	22.9
Putnam County	80th	Relatively Low	77.3	90.5	78.5	49.1
Hendry County	79th	Relatively Low	64.3	93.3	37.6	18.7
Jackson County	76th	Relatively Low	60.9	49.8	59.4	51.4
Gadsden County	72th	Relatively Low	57.7	79.6	83.8	44.3
Suwannee County	71th	Relatively Low	62.9	81.9	51.7	45.2
Columbia County	70th	Relatively Low	68.2	88.1	66.8	58.3
Hardee County	69th	Relatively Low	26.4	82.9	42.5	11.2
Levy County	66th	Relatively Low	72.6	87.3	58.7	33.8
Taylor County	65th	Relatively Low	76.6	81.4	37.2	37.1
Gulf County	60th	Relatively Low	61.6	74.2	38.1	19.4
Washington County	59th	Relatively Low	35.7	60.3	68.9	33.5
Nassau County	59th	Relatively Low	75.8	86.5	53.6	62.8
Holmes County	49th	Relatively Low	26.5	32.2	53.0	31.6
Glades County	48th	Relatively Low	44.6	87.7	20.9	6.8
Madison County	47th	Relatively Low	33.3	63.5	38.2	32.5
Wakulla County	47th	Relatively Low	61.2	84.5	50.9	23.7
Franklin County	47th	Relatively Low	77.4	77.6	32.5	20.6
Calhoun County	45th	Relatively Low	32.2	59.6	56.6	28.8
Hamilton County	43th	Relatively Low	25.9	69.3	33.4	39.4
Jefferson County	39th	Very Low	39.4	71.3	57.3	30.8
Bradford County	37th	Very Low	30.6	80.8	41.3	36.6
Dixie County	35th	Very Low	73.6	72.9	26.2	23.8
Gilchrist County	28th	Very Low	31.4	77.2	31.0	27.2
Lafayette County	16th	Very Low	22.0	59.7	19.5	22.5
Baker County	13th	Very Low	22.7	76.2	31.5	36.0
Liberty County	13th	Very Low	28.6	68.6	28.3	16.7
Union County	11th	Very Low	11.1	73.9	27.7	26.7

Frequently Asked Questions

Which county in Florida has the highest natural disaster risk?

Miami-Dade County has the highest natural disaster risk in Florida, rated Very High (100th percentile nationally), based on FEMA National Risk Index data.

Which county in Florida is the safest from natural disasters?

Union County has the lowest natural disaster risk in Florida, rated Very Low (11th percentile nationally), based on FEMA NRI data.

What natural disasters are most common in Florida?

Florida counties face varying levels of risk from floods, wildfires, tornadoes, earthquakes, and hurricanes. The FEMA National Risk Index scores each county across 18 hazard types. See individual county pages for detailed hazard breakdowns.

How is natural disaster risk measured by county?

The FEMA National Risk Index (NRI) measures natural disaster risk using expected annual loss, social vulnerability, and community resilience. Scores are normalized nationally, with ratings from Very Low to Very High across 18 natural hazard types.

Prepare your household for natural disasters

FEMA's Ready.gov provides county-specific preparedness checklists and emergency planning guides.

FEMA Ready Guide →

Data Source

Risk data sourced from the FEMA National Risk Index (NRI). Risk scores are relative rankings (0–100) across all US counties — not absolute risk measures. Higher scores indicate higher relative risk compared to other counties.

Disclaimer: This data is informational only. It is not financial, insurance, or legal advice. Always consult a qualified professional before making insurance or real estate decisions.

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