RANKING · 2010 CENSUS · 23 SHOWN OF 23

Fastest growing, Wyoming counties · 2010

Wyoming counties ranked by population growth from the 2000 census to 2010. This list covers the 23 counties in Wyoming that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

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

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01Sublette County, WYWY8,929+73.1%+50.9 pts

02Campbell County, WYWY48,145+36.9%+22.2 pts

03Lincoln County, WYWY21,180+24.2%+8.8 pts

04Johnson County, WYWY8,908+21.1%+6.0 pts

05Crook County, WYWY7,852+20.3%+9.1 pts

06Teton County, WYWY23,333+16.7%−46.7 pts

07Sweetwater County, WYWY41,267+16.5%+19.6 pts

08Converse County, WYWY13,824+14.8%+6.5 pts

09Natrona County, WYWY80,526+13.4%+4.7 pts

10Albany County, WYWY38,558+13.4%+9.4 pts

11Laramie County, WYWY102,938+12.4%+0.8 pts

12Fremont County, WYWY39,464+12.1%+5.7 pts

13Sheridan County, WYWY33,241+9.6%−3.1 pts

14Park County, WYWY31,171+9.4%−1.9 pts

15Weston County, WYWY6,840+8.5%+6.6 pts

16Uinta County, WYWY20,728+7.0%+1.4 pts

17Goshen County, WYWY12,640+5.7%+4.3 pts

18Niobrara County, WYWY2,341+3.2%+6.9 pts

19Washakie County, WYWY7,597+2.9%+4.1 pts

20Big Horn County, WYWY12,024+1.8%−7.1 pts

21Carbon County, WYWY14,013+1.6%+7.7 pts

22Hot Springs County, WYWY4,600-1.4%−3.0 pts

23Platte County, WYWY8,634-1.6%−9.7 pts

SHOWING 1–23 OF 23

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