Which county in Louisiana has the lowest flood risk?

Tensas has the lowest flood risk in Louisiana, at 22.9.

What is the flood risk in Tensas?

Tensas is ranked #1 in Louisiana for flood risk, at 22.9.

What are the top counties in Louisiana for flood risk?

Tensas (22.9), then West Carroll (27.7), and East Carroll (29.0). The full top 25 is in the table on this page.

How is this flood risk ranking calculated?

Counties in Louisiana 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 Louisiana compare to the rest of the US for flood risk?

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

Lowest Flood Risk Counties in Louisiana (2026)

Lowest counties for flood risk in Louisiana

Top 25 of 64 counties with data.

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

Lowest counties for flood risk in Louisiana

Rank	County	Value
01	Tensas22.9 County page
02	West Carroll27.7 County page
03	East Carroll29.0 County page
04	Avoyelles30.0 County page
05	Concordia30.0 County page
06	Madison31.6 County page
07	Pointe Coupee35.4 County page
08	West Baton Rouge38.5 County page
09	West Feliciana41.0 County page
10	Bossier41.9 County page
11	Rapides42.0 County page
12	Bienville45.4 County page
13	Richland46.1 County page
14	De Soto46.1 County page
15	Franklin46.3 County page
16	Lincoln46.5 County page
17	Caddo46.7 County page
18	Ouachita46.8 County page
19	Claiborne47.4 County page
20	Lafourche49.2 County page
21	Catahoula49.7 County page
22	Jackson50.9 County page
23	Grant52.9 County page
24	Vernon56.8 County page
25	Caldwell58.7 County page

How this ranking works

This page ranks Louisiana 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 Louisiana has the lowest flood risk?: Tensas has the lowest flood risk in Louisiana, at 22.9.
What is the flood risk in Tensas?: Tensas is ranked #1 in Louisiana for flood risk, at 22.9.
What are the top counties in Louisiana for flood risk?: Tensas (22.9), then West Carroll (27.7), and East Carroll (29.0). The full top 25 is in the table on this page.
How is this flood risk ranking calculated?: Counties in Louisiana 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 Louisiana compare to the rest of the US for flood risk?: This list is Louisiana only. See the national ranking of the lowest counties for flood risk at hearthmap.app/best/lowest-flood-risk.