Which county in North Dakota has the lowest flood risk?

Slope has the lowest flood risk in North Dakota, at 12.2.

What is the flood risk in Slope?

Slope is ranked #1 in North Dakota for flood risk, at 12.2.

What are the top counties in North Dakota for flood risk?

Slope (12.2), then Bowman (15.1), and Benson (17.6). The full top 25 is in the table on this page.

How is this flood risk ranking calculated?

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

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

Lowest Flood Risk Counties in North Dakota (2026)

Lowest counties for flood risk in North Dakota

Top 25 of 53 counties with data.

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

Lowest counties for flood risk in North Dakota

Rank	County	Value
01	Slope12.2 County page
02	Bowman15.1 County page
03	Benson17.6 County page
04	Towner18.0 County page
05	Pierce19.9 County page
06	Sargent24.5 County page
07	Stark25.0 County page
08	Dickey25.4 County page
09	Griggs26.0 County page
10	Wells29.3 County page
11	Renville32.1 County page
12	Eddy33.0 County page
13	Adams34.1 County page
14	Burke34.1 County page
15	Ward35.9 County page
16	McKenzie37.0 County page
17	LaMoure37.1 County page
18	Grand Forks39.2 County page
19	Traill40.8 County page
20	Bottineau41.3 County page
21	Cavalier42.2 County page
22	Ramsey43.4 County page
23	Stutsman44.3 County page
24	Steele44.9 County page
25	Golden Valley47.2 County page

How this ranking works

This page ranks North Dakota 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 North Dakota has the lowest flood risk?: Slope has the lowest flood risk in North Dakota, at 12.2.
What is the flood risk in Slope?: Slope is ranked #1 in North Dakota for flood risk, at 12.2.
What are the top counties in North Dakota for flood risk?: Slope (12.2), then Bowman (15.1), and Benson (17.6). The full top 25 is in the table on this page.
How is this flood risk ranking calculated?: Counties in North Dakota 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 North Dakota compare to the rest of the US for flood risk?: This list is North Dakota only. See the national ranking of the lowest counties for flood risk at hearthmap.app/best/lowest-flood-risk.