RANKING · 2000 CENSUS · 23 SHOWN OF 23

Youngest by median age, Wyoming counties · 2000

Wyoming counties with the youngest median age (2000 ACS). This list covers the 23 counties in Wyoming that qualify, ranked against each other statewide. The median across all 23 is 38.9.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 1990

01Albany County, WYWY38,55826.70%

02Uinta County, WYWY20,72831.4+17%

03Campbell County, WYWY48,14532.2+10%

04Sweetwater County, WYWY41,26734.2+12%

05Teton County, WYWY23,33335.0+4%

06Laramie County, WYWY102,93835.3+11%

07Natrona County, WYWY80,52636.4+11%

08Lincoln County, WYWY21,18036.8+23%

09Converse County, WYWY13,82437.5+18%

10Fremont County, WYWY39,46437.7+15%

11Big Horn County, WYWY12,02438.7+7%

12Carbon County, WYWY14,01338.9+19%

13Washakie County, WYWY7,59739.4+12%

14Park County, WYWY31,17139.8+17%

15Sublette County, WYWY8,92939.8+13%

16Goshen County, WYWY12,64040.0+16%

17Crook County, WYWY7,85240.2+19%

18Sheridan County, WYWY33,24140.6+12%

19Weston County, WYWY6,84040.7+19%

20Platte County, WYWY8,63441.2+14%

21Niobrara County, WYWY2,34142.8+12%

22Johnson County, WYWY8,90843.0+15%

23Hot Springs County, WYWY4,60044.2+16%

SHOWING 1–23 OF 23

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