Which county in Kentucky has the lowest flood risk?

Carlisle has the lowest flood risk in Kentucky, at 25.3.

What is the flood risk in Carlisle?

Carlisle is ranked #1 in Kentucky for flood risk, at 25.3.

What are the top counties in Kentucky for flood risk?

Carlisle (25.3), then Grant (27.5), and Kenton (34.3). The full top 25 is in the table on this page.

How is this flood risk ranking calculated?

Counties in Kentucky are ranked by flood risk (FEMA National Risk Index, FEMA NRI v1.20), lowest first. Values describe the county, not an individual property. Source vintage is shown on the page.

How does Kentucky compare to the rest of the US for flood risk?

This list is Kentucky only. See the national ranking of the lowest counties for flood risk at hearthmap.app/best/lowest-flood-risk.

Lowest Flood Risk Counties in Kentucky (2026)

Lowest counties for flood risk in Kentucky

Top 25 of 120 counties with data.

Ranked by flood risk (FEMA National Risk Index, FEMA NRI v1.20), lowest first.

Lowest counties for flood risk in Kentucky

Rank	County	Value
01	Carlisle25.3 County page
02	Grant27.5 County page
03	Kenton34.3 County page
04	McCreary34.5 County page
05	Boone40.4 County page
06	Campbell41.2 County page
07	Scott41.7 County page
08	Butler45.3 County page
09	Allen45.9 County page
10	Madison46.0 County page
11	Hardin48.9 County page
12	Jessamine48.9 County page
13	Calloway50.3 County page
14	Muhlenberg50.5 County page
15	Fayette51.3 County page
16	Simpson51.7 County page
17	Ballard52.0 County page
18	Franklin52.2 County page
19	Grayson52.2 County page
20	Henry53.5 County page
21	Laurel53.7 County page
22	Clark53.9 County page
23	Edmonson55.0 County page
24	Lyon55.5 County page
25	Oldham55.5 County page

How this ranking works

This page ranks Kentucky counties by flood risk, sorted so the lowest places appear first. Click any county to see its housing, schools, crime, and demographics in detail.

For flood risk, a lower value is generally more favorable, so the top of the list is the lowest. Want to weigh flood risk against schools, taxes, commute, and more at once? Use the live map to build a custom match.

Data comes from public sources. Source attribution and the exact data vintage are shown above and on the full map of flood risk.

Frequently asked questions

Which county in Kentucky has the lowest flood risk?: Carlisle has the lowest flood risk in Kentucky, at 25.3.
What is the flood risk in Carlisle?: Carlisle is ranked #1 in Kentucky for flood risk, at 25.3.
What are the top counties in Kentucky for flood risk?: Carlisle (25.3), then Grant (27.5), and Kenton (34.3). The full top 25 is in the table on this page.
How is this flood risk ranking calculated?: Counties in Kentucky are ranked by flood risk (FEMA National Risk Index, FEMA NRI v1.20), lowest first. Values describe the county, not an individual property. Source vintage is shown on the page.
How does Kentucky compare to the rest of the US for flood risk?: This list is Kentucky only. See the national ranking of the lowest counties for flood risk at hearthmap.app/best/lowest-flood-risk.