RANKING · 2010 CENSUS · 23 SHOWN OF 23

Youngest by median age, Wyoming counties · 2010

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, WYWY38,55826.8+0%

02Campbell County, WYWY48,14531.9−1%

03Sweetwater County, WYWY41,26732.8−4%

04Uinta County, WYWY20,72833.9+8%

05Natrona County, WYWY80,52636.8+1%

06Teton County, WYWY23,33336.9+5%

07Laramie County, WYWY102,93837.0+5%

08Lincoln County, WYWY21,18037.4+2%

09Sublette County, WYWY8,92938.3−4%

10Fremont County, WYWY39,46438.5+2%

11Carbon County, WYWY14,01338.9+0%

12Converse County, WYWY13,82439.0+4%

13Big Horn County, WYWY12,02441.8+8%

14Washakie County, WYWY7,59741.8+6%

15Sheridan County, WYWY33,24141.9+3%

16Weston County, WYWY6,84042.3+4%

17Crook County, WYWY7,85243.6+8%

18Park County, WYWY31,17143.6+10%

19Goshen County, WYWY12,64043.6+9%

20Johnson County, WYWY8,90844.8+4%

21Niobrara County, WYWY2,34146.1+8%

22Platte County, WYWY8,63447.5+15%

23Hot Springs County, WYWY4,60048.6+10%

SHOWING 1–23 OF 23

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