Wisconsin Natural Disaster Risk by County
FEMA National Risk Index rankings for all 72 counties
Wisconsin spans 72 counties with an average FEMA National Risk Index score of 59.1 (moderate risk) and roughly $2.59B in combined expected annual loss statewide. 1 county is rated High or Very High risk.
Leading the state for risk is Milwaukee County (score 98.4, high), while Pepin County (score 7.2) carries the lowest. Use the table below to compare every county by score, top hazard, and expected annual loss.
County Rankings
| # | County | Risk Score | Risk Rating | Top Hazard | Ann. Loss |
|---|---|---|---|---|---|
| 1 | Milwaukee County | High | Cold Wave | $342M | |
| 2 | Dane County | Medium | Cold Wave | $182M | |
| 3 | Brown County | Medium | Cold Wave | $104M | |
| 4 | Waukesha County | Medium | Cold Wave | $138M | |
| 5 | Marathon County | Medium | Cold Wave | $75M | |
| 6 | Winnebago County | Medium | Cold Wave | $75M | |
| 7 | Rock County | Medium | Hail | $73M | |
| 8 | Racine County | Medium | Cold Wave | $64M | |
| 9 | Kenosha County | Medium | Cold Wave | $64M | |
| 10 | Columbia County | Medium | Hail | $51M | |
| 11 | La Crosse County | Low | Cold Wave | $54M | |
| 12 | Marinette County | Low | Cold Wave | $41M | |
| 13 | Outagamie County | Low | Cold Wave | $59M | |
| 14 | Monroe County | Low | Cold Wave | $31M | |
| 15 | Eau Claire County | Low | Cold Wave | $48M | |
| 16 | Fond du Lac County | Low | Hail | $44M | |
| 17 | Wood County | Low | Cold Wave | $39M | |
| 18 | Jefferson County | Low | Hail | $42M | |
| 19 | Vernon County | Low | Landslide | $25M | |
| 20 | Walworth County | Low | Hail | $40M | |
| 21 | Sawyer County | Low | Cold Wave | $23M | |
| 22 | Sauk County | Low | Hail | $36M | |
| 23 | Adams County | Low | Hail | $20M | |
| 24 | Juneau County | Low | Heat Wave | $24M | |
| 25 | Sheboygan County | Low | Hail | $36M | |
| 26 | Dodge County | Low | Hail | $34M | |
| 27 | Manitowoc County | Low | Hail | $32M | |
| 28 | Barron County | Low | Cold Wave | $26M | |
| 29 | Clark County | Low | Cold Wave | $18M | |
| 30 | Washington County | Low | Cold Wave | $48M | |
| 31 | Waupaca County | Low | Cold Wave | $24M | |
| 32 | Chippewa County | Low | Cold Wave | $32M | |
| 33 | St. Croix County | Low | Strong Wind | $36M | |
| 34 | Polk County | Low | Cold Wave | $23M | |
| 35 | Vilas County | Low | Cold Wave | $19M | |
| 36 | Shawano County | Low | Cold Wave | $26M | |
| 37 | Portage County | Low | Cold Wave | $36M | |
| 38 | Oneida County | Low | Cold Wave | $24M | |
| 39 | Douglas County | Low | Cold Wave | $25M | |
| 40 | Oconto County | Low | Cold Wave | $22M | |
| 41 | Grant County | Low | Landslide | $21M | |
| 42 | Trempealeau County | Low | Landslide | $20M | |
| 43 | Green Lake County | Low | Hail | $14M | |
| 44 | Florence County | Low | Cold Wave | $18M | |
| 45 | Lincoln County | Low | Cold Wave | $19M | |
| 46 | Richland County | Low | Landslide | $13M | |
| 47 | Ozaukee County | Low | Cold Wave | $33M | |
| 48 | Langlade County | Low | Cold Wave | $15M | |
| 49 | Burnett County | Low | Cold Wave | $12M | |
| 50 | Dunn County | Low | Landslide | $22M | |
| 51 | Jackson County | Low | Landslide | $13M | |
| 52 | Marquette County | Low | Hail | $13M | |
| 53 | Forest County | Low | Cold Wave | $12M | |
| 54 | Door County | Low | Cold Wave | $15M | |
| 55 | Green County | Low | Hail | $18M | |
| 56 | Crawford County | Low | Landslide | $14M | |
| 57 | Waushara County | Low | Hail | $14M | |
| 58 | Pierce County | Very Low | Strong Wind | $19M | |
| 59 | Rusk County | Very Low | Cold Wave | $10M | |
| 60 | Taylor County | Very Low | Cold Wave | $11M | |
| 61 | Bayfield County | Very Low | Cold Wave | $9M | |
| 62 | Lafayette County | Very Low | Cold Wave | $12M | |
| 63 | Washburn County | Very Low | Cold Wave | $10M | |
| 64 | Price County | Very Low | Cold Wave | $9M | |
| 65 | Ashland County | Very Low | Cold Wave | $9M | |
| 66 | Calumet County | Very Low | Hail | $19M | |
| 67 | Iowa County | Very Low | Landslide | $11M | |
| 68 | Kewaunee County | Very Low | Cold Wave | $8M | |
| 69 | Buffalo County | Very Low | Landslide | $7M | |
| 70 | Iron County | Very Low | Cold Wave | $4M | |
| 71 | Menominee County | Very Low | Lightning | $3M | |
| 72 | Pepin County | Very Low | Landslide | $4M |
All 72 Wisconsin counties, ranked by FEMA National Risk Index score.
Frequently Asked Questions
Which Wisconsin county has the highest natural disaster risk?
Milwaukee County has the highest FEMA National Risk Index score in Wisconsin at 98.4 (High), driven largely by cold wave.
What is the average natural disaster risk in Wisconsin?
Wisconsin counties average a National Risk Index score of 59.1 across 72 counties, with 1 rated High or Very High risk.
How much are expected annual losses across Wisconsin?
FEMA estimates roughly $2.59B in combined expected annual loss from natural hazards across all Wisconsin counties.