Which county in Wisconsin has the lowest flood risk?

Menominee has the lowest flood risk in Wisconsin, at 20.9.

What is the flood risk in Menominee?

Menominee is ranked #1 in Wisconsin for flood risk, at 20.9.

What are the top counties in Wisconsin for flood risk?

Menominee (20.9), then Milwaukee (31.9), and Outagamie (35.6). The full top 25 is in the table on this page.

How is this flood risk ranking calculated?

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

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

Lowest Flood Risk Counties in Wisconsin (2026)

Lowest counties for flood risk in Wisconsin

Top 25 of 72 counties with data.

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

Lowest counties for flood risk in Wisconsin

Rank	County	Value
01	Menominee20.9 County page
02	Milwaukee31.9 County page
03	Outagamie35.6 County page
04	Kenosha40.0 County page
05	Calumet41.5 County page
06	Waukesha43.1 County page
07	Dane43.6 County page
08	Washington46.0 County page
09	Florence46.1 County page
10	Walworth46.7 County page
11	La Crosse50.0 County page
12	Oneida52.0 County page
13	Forest53.1 County page
14	Iowa53.3 County page
15	Polk54.0 County page
16	Racine54.8 County page
17	Dodge56.8 County page
18	Washburn56.8 County page
19	Buffalo58.8 County page
20	Grant59.1 County page
21	Lafayette59.2 County page
22	St. Croix59.7 County page
23	Ashland60.7 County page
24	Winnebago61.5 County page
25	Green61.7 County page

How this ranking works

This page ranks Wisconsin 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 Wisconsin has the lowest flood risk?: Menominee has the lowest flood risk in Wisconsin, at 20.9.
What is the flood risk in Menominee?: Menominee is ranked #1 in Wisconsin for flood risk, at 20.9.
What are the top counties in Wisconsin for flood risk?: Menominee (20.9), then Milwaukee (31.9), and Outagamie (35.6). The full top 25 is in the table on this page.
How is this flood risk ranking calculated?: Counties in Wisconsin 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 Wisconsin compare to the rest of the US for flood risk?: This list is Wisconsin only. See the national ranking of the lowest counties for flood risk at hearthmap.app/best/lowest-flood-risk.