RANKING · 2020 CENSUS · 17 SHOWN OF 17

Fastest shrinking, Wyoming cities · 2020

Wyoming cities with the steepest population decline from the 2010 census to 2020. This list covers the 17 cities in Wyoming that qualify, ranked against each other statewide.

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WyomingAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

YEAR2000 2010 2020 2024

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01Rawlins, WYWY7,745-11.2%−2.2 pts

02Torrington, WYWY6,205-5.9%−8.1 pts

03Green River, WYWY11,450-5.5%+1.6 pts

04Evanston, WYWY11,705-5.0%−10.5 pts

05Riverton, WYWY10,910+0.6%−0.5 pts

06Lander, WYWY7,379+0.8%+3.0 pts

07Powell, WYWY6,574+1.7%+0.1 pts

08Laramie, WYWY32,284+1.9%−0.0 pts

09Rock Springs, WYWY22,936+2.1%+3.6 pts

10Douglas, WYWY6,469+4.3%+0.2 pts

11Cody, WYWY10,377+5.3%−6.6 pts

12Casper, WYWY58,771+6.7%+0.5 pts

13Ranchettes, WYWY5,949+6.9%−13.7 pts

14Sheridan, WYWY20,015+7.4%−6.3 pts

15Cheyenne, WYWY66,507+9.5%+3.5 pts

16Jackson, WYWY10,720+12.4%−81.9 pts

17Gillette, WYWY34,024+14.8%+3.4 pts

SHOWING 1–17 OF 17

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS