RANKING · 2024 ACS · 17 SHOWN OF 17

Fastest shrinking, Wyoming cities

Wyoming cities with the steepest population decline from the 2020 census to 2024. This list covers the 17 cities in Wyoming that qualify, ranked against each other statewide. The median across all 17 is +0.2%. Biggest climber in the top 100 since 2020: Ranchettes, WY, up 12 places to #1.

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WyomingAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

RELATEDLargest by population Fastest growing Most population gained Most population lost Most densely populated Most sparsely populated

YEAR2000 2010 2020 2024

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01▲12Ranchettes, WYWY5,949-4.0%−24.6 pts

02▲1Green River, WYWY11,450-2.1%+5.1 pts

03▲6Rock Springs, WYWY22,936-1.7%−0.2 pts

04▲2Lander, WYWY7,379-1.5%+0.7 pts

05▼4Rawlins, WYWY7,745-1.1%+7.8 pts

06▲6Casper, WYWY58,771-0.3%−6.5 pts

07▲9Jackson, WYWY10,720-0.0%−94.3 pts

08▲9Gillette, WYWY34,024+0.1%−11.3 pts

09▲6Cheyenne, WYWY66,507+0.2%−5.8 pts

10▼6Evanston, WYWY11,705+0.5%−5.1 pts

11▼1Douglas, WYWY6,469+0.5%−3.6 pts

12▼10Torrington, WYWY6,205+1.0%−1.2 pts

13▼6Powell, WYWY6,574+1.3%−0.2 pts

14▼9Riverton, WYWY10,910+1.6%+0.5 pts

15▼4Cody, WYWY10,377+2.5%−9.4 pts

16▼8Laramie, WYWY32,284+2.6%+0.7 pts

17▼3Sheridan, WYWY20,015+2.9%−10.8 pts

SHOWING 1–17 OF 17

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES