GIS Map
RankingsWyomingHighest hazard risk counties

Counties with the Highest Natural Hazard Risk in Wyoming

The top 23 of 23 Wyoming counties on GIS Map, ranked by FEMA National Risk Index score (0-100, national percentile).

#CountyRisk Index score
1Laramie County
76.7
2Teton County
70.6
3Natrona County
68.9
4Sheridan County
65.2
5Fremont County
59.7
6Park County
57.7
7Campbell County
56.1
8Lincoln County
51.9
9Albany County
48.5
10Carbon County
42.7
11Converse County
31.4
12Big Horn County
31.1
13Sweetwater County
30.6
14Goshen County
28.5
15Platte County
25.7
16Washakie County
24.4
17Sublette County
21.6
18Johnson County
19.3
19Uinta County
16.7
20Crook County
16.1
21Hot Springs County
16.1
22Weston County
7.9
23Niobrara County
3.3

Source: FEMA National Risk Index (December 2025). All counties with data are ranked. Estimates carry margins of error.

Citing this page: GIS Map, “Counties with the Highest Natural Hazard Risk in Wyoming”, https://gismap.land/rankings/wyoming/highest-risk-counties. Figures from FEMA National Risk Index (December 2025).

More Wyoming rankings

Richest citiesMost expensive homesMost affordable homesHighest rentMost educatedHighest poverty rateMost densely populatedLargest by populationYoungestOldest by median ageFastest-growingFastest-shrinkingFastest-growing since 2010WarmestColdestSnowiestWettestDriestLowest hazard risk countiesHighest expected lossesHighest radon potentialWorst air qualityCleanest airWorst drought