Jefferson, KY
Jefferson County in Kentucky has 5 FEMA disaster declarations on record covering 1978–2018, most recently Severe Storms, Tornadoes, Flooding, Landslides, and Mudslides on Apr 26, 2018 (DR-4361). Its flood risk grade is A (Low risk), ranking #3233 of 3,277 U.S. counties, with 225 NFIP flood insurance claims totaling $8,135,939 in payouts. Flood risk is relatively low compared to the national average.
FEMA Disaster Declarations in Jefferson County
The 5 most recent federally declared disasters affecting Jefferson County, KY (1978–2018). Total declarations on record: 5.
| Declared | Incident Type | Title | FEMA Disaster # |
|---|---|---|---|
| Apr 26, 2018 | Flood | Severe Storms, Tornadoes, Flooding, Landslides, and Mudslides | DR-4361 |
| May 1, 2015 | Flood | Severe Storms, Tornadoes, Flooding, Landslides, and Mudslides | DR-4217 |
| Sep 10, 2005 | Hurricane | Hurricane Katrina | DR-3231 |
| Feb 24, 1989 | Flood | Severe Storms & Flooding | DR-821 |
| Dec 12, 1978 | Flood | Severe Storms & Flooding | DR-568 |
Score Breakdown
The composite score of 6 is calculated from four weighted factors. See our methodology for details.
Other Counties in Kentucky
More Counties in Kentucky
Frequently Asked Questions
How many FEMA disaster declarations does Jefferson County, KY have?
Jefferson County, KY has 5 federal disaster declarations on FEMA record (1978–2018). The 5 most recent are: Severe Storms, Tornadoes, Flooding, Landslides, and Mudslides (declared Apr 26, 2018, DR-4361); Severe Storms, Tornadoes, Flooding, Landslides, and Mudslides (declared May 1, 2015, DR-4217); Hurricane Katrina (declared Sep 10, 2005, DR-3231); Severe Storms & Flooding (declared Feb 24, 1989, DR-821); Severe Storms & Flooding (declared Dec 12, 1978, DR-568). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.
What is the flood risk grade for Jefferson County, KY?
Jefferson County is graded A (composite score 6/100, low risk). It ranks #3233 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 Jefferson County?
225 NFIP flood insurance claims have been filed in Jefferson County, KY, totaling $8,135,939 in payouts. The average claim is $36,160. Source: FEMA FimaNfipClaims v2 dataset.
Has Jefferson County, KY had any recent flood disasters?
Yes. The most recent FEMA declaration affecting Jefferson County was Severe Storms, Tornadoes, Flooding, Landslides, and Mudslides on Apr 26, 2018 (DR-4361). The county has 5 declared disasters in the OpenFEMA record covering 1978–2018.
For this entity, the underlying data on this page comes from FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims. The breakdown above is the federal record; the paragraphs below add the per-entity context that makes the headline numbers usable for a real decision rather than just a data lookup.
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.