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Union, FL

Flood Risk Score: 16/100 · Rank #455 of 3,277 counties

Union County in Florida has 16 FEMA disaster declarations on record covering 2004–2024, most recently Hurricane Milton on Oct 11, 2024 (DR-4834). Its flood risk grade is A (Low risk), ranking #455 of 3,277 U.S. counties, with 1 NFIP flood insurance claims totaling $34,586 in payouts. Flood risk is relatively low compared to the national average.

16
Risk Score
1
NFIP Claims
$34,586
Total Payouts
16
Disasters
$34,586
Avg Claim
1
Active Policies

FEMA Disaster Declarations in Union County

The 16 most recent federally declared disasters affecting Union County, FL (2004–2024). Total declarations on record: 16.

DeclaredIncident TypeTitleFEMA Disaster #
Oct 11, 2024HurricaneHurricane Milton DR-4834
Oct 7, 2024HurricaneHurricane MiltonDR-3622
Sep 28, 2024HurricaneHurricane HeleneDR-4828
Aug 31, 2023HurricaneHurricane IdaliaDR-4734
Dec 13, 2022HurricaneHurricane NicoleDR-4680
Sep 29, 2022HurricaneHurricane IanDR-4673
Sep 24, 2022HurricaneTropical Storm IanDR-3584
Aug 30, 2019HurricaneHurricane Dorian DR-3419
Oct 9, 2018HurricaneHurricane MichaelDR-3405
Sep 10, 2017HurricaneHurricane IrmaDR-4337
Sep 5, 2017HurricaneHurricane IrmaDR-3385
Sep 28, 2016HurricaneHurricane HermineDR-4280
Sep 5, 2005HurricaneHurricane Katrina EvacuationDR-3220
Sep 26, 2004HurricaneHurricane JeanneDR-1561
Sep 4, 2004HurricaneHurricane FrancesDR-1545
Aug 13, 2004HurricaneTropical Storm Bonnie and Hurricane CharleyDR-1539

Score Breakdown

The composite score of 16 is calculated from four weighted factors. See our methodology for details.

Claims Density
40%
0
Disaster Frequency
25%
34
Claim Severity
20%
0
Year-over-Year Trend
15%
50

Other Counties in Florida

CountyGradeScoreClaimsDisasters
BradfordA161916
Big Cypress Indian ReservationA16016
SumterA171017
BakerA17318
HamiltonA17017
HardeeA171517
View All Counties in Florida

Frequently Asked Questions

How many FEMA disaster declarations does Union County, FL have?

Union County, FL has 16 federal disaster declarations on FEMA record (2004–2024). The 5 most recent are: Hurricane Milton (declared Oct 11, 2024, DR-4834); Hurricane Milton (declared Oct 7, 2024, DR-3622); Hurricane Helene (declared Sep 28, 2024, DR-4828); Hurricane Idalia (declared Aug 31, 2023, DR-4734); Hurricane Nicole (declared Dec 13, 2022, DR-4680). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.

What is the flood risk grade for Union County, FL?

Union County is graded A (composite score 16/100, low risk). It ranks #455 of 3,277 U.S. counties for flood risk in our scoring model. The grade combines NFIP claims density (40%), disaster frequency (25%), claim severity (20%), and year-over-year trend (15%).

How many NFIP flood insurance claims have been filed in Union County?

1 NFIP flood insurance claims have been filed in Union County, FL, totaling $34,586 in payouts. The average claim is $34,586. Source: FEMA FimaNfipClaims v2 dataset.

Has Union County, FL had any recent flood disasters?

Yes. The most recent FEMA declaration affecting Union County was Hurricane Milton on Oct 11, 2024 (DR-4834). The county has 16 declared disasters in the OpenFEMA record covering 2004–2024.

The this entity record above pulls directly from FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims. What follows is the per-entity context — how this entity sits in the broader U.S. flood risk, NFIP claims, and disaster declarations distribution and which underlying factors drive the headline numbers.

Every number on this page links back to FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.

Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for this entity’s peers within U.S. ZIPs, counties, and states. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.

Source: FEMA OpenFEMA datasets, 2026.