RANKING · 2000 CENSUS · 23 SHOWN OF 23

Most densely populated, Wyoming counties · 2000

Wyoming counties ranked by residents per square mile (2000). This list covers the 23 counties in Wyoming that qualify, ranked against each other statewide. The median across all 23 is 4.

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SAME RANKING BYCities States Metros

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

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 1990

01Laramie County, WYWY102,93830+12%

02Natrona County, WYWY80,52612+9%

03Sheridan County, WYWY33,24111+13%

04Uinta County, WYWY20,7289+6%

05Albany County, WYWY38,5587+4%

06Campbell County, WYWY48,1457+15%

07Goshen County, WYWY12,6406+1%

08Teton County, WYWY23,3335+63%

09Platte County, WYWY8,6344+8%

10Fremont County, WYWY39,4644+6%

11Park County, WYWY31,1714+11%

12Washakie County, WYWY7,5974−1%

13Big Horn County, WYWY12,0244+9%

14Sweetwater County, WYWY41,2674−3%

15Lincoln County, WYWY21,1804+15%

16Converse County, WYWY13,8243+8%

17Weston County, WYWY6,8403+2%

18Hot Springs County, WYWY4,6002+2%

19Crook County, WYWY7,8522+11%

20Carbon County, WYWY14,0132−6%

21Johnson County, WYWY8,9082+15%

22Sublette County, WYWY8,9291+22%

23Niobrara County, WYWY2,3411−4%

SHOWING 1–23 OF 23

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS