RANKING · 2024 ACS · 23 SHOWN OF 23

Youngest by median age, Wyoming counties

Wyoming counties with the youngest median age (2023 ACS). This list covers the 23 counties in Wyoming that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDOldest by median age Most foreign-born residents Highest uninsured rate Most women Most men Highest disability rate

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 2000

01Albany County, WYWY38,55828.6+7%

02Campbell County, WYWY48,14536.3+13%

03Uinta County, WYWY20,72837.1+18%

04Sweetwater County, WYWY41,26737.9+11%

05Natrona County, WYWY80,52638.4+5%

06Laramie County, WYWY102,93838.5+9%

07Fremont County, WYWY39,46439.7+5%

08Teton County, WYWY23,33340.2+15%

09Carbon County, WYWY14,01340.6+4%

10Big Horn County, WYWY12,02441.7+8%

11Converse County, WYWY13,82442.1+12%

12Lincoln County, WYWY21,18042.7+16%

13Sheridan County, WYWY33,24142.7+5%

14Goshen County, WYWY12,64042.8+7%

15Hot Springs County, WYWY4,60043.3−2%

16Sublette County, WYWY8,92943.5+9%

17Weston County, WYWY6,84044.0+8%

18Crook County, WYWY7,85244.1+10%

19Washakie County, WYWY7,59744.4+13%

20Park County, WYWY31,17144.9+13%

21Platte County, WYWY8,63447.0+14%

22Johnson County, WYWY8,90847.3+10%

23Niobrara County, WYWY2,34154.9+28%

SHOWING 1–23 OF 23

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES