Which county in Utah has the lowest flood risk?

Davis has the lowest flood risk in Utah, at 7.9.

What is the flood risk in Davis?

Davis is ranked #1 in Utah for flood risk, at 7.9.

What are the top counties in Utah for flood risk?

Davis (7.9), then Tooele (7.9), and Daggett (10.5). The full top 25 is in the table on this page.

How is this flood risk ranking calculated?

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

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

Lowest Flood Risk Counties in Utah (2026)

Lowest counties for flood risk in Utah

Top 25 of 29 counties with data.

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

Lowest counties for flood risk in Utah

Rank	County	Value
01	Davis7.9 County page
02	Tooele7.9 County page
03	Daggett10.5 County page
04	Uintah13.5 County page
05	Weber16.6 County page
06	Cache16.9 County page
07	Box Elder17.4 County page
08	Salt Lake18.5 County page
09	Utah23.9 County page
10	Juab34.3 County page
11	Wasatch36.4 County page
12	Sanpete36.9 County page
13	Iron41.5 County page
14	San Juan43.2 County page
15	Rich43.6 County page
16	Duchesne47.8 County page
17	Carbon48.6 County page
18	Emery48.9 County page
19	Morgan51.0 County page
20	Summit51.3 County page
21	Beaver51.9 County page
22	Sevier54.1 County page
23	Piute56.0 County page
24	Millard56.4 County page
25	Grand78.3 County page

How this ranking works

This page ranks Utah 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 Utah has the lowest flood risk?: Davis has the lowest flood risk in Utah, at 7.9.
What is the flood risk in Davis?: Davis is ranked #1 in Utah for flood risk, at 7.9.
What are the top counties in Utah for flood risk?: Davis (7.9), then Tooele (7.9), and Daggett (10.5). The full top 25 is in the table on this page.
How is this flood risk ranking calculated?: Counties in Utah 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 Utah compare to the rest of the US for flood risk?: This list is Utah only. See the national ranking of the lowest counties for flood risk at hearthmap.app/best/lowest-flood-risk.