RANKING · 1990 CENSUS · 23 SHOWN OF 23

Youngest by median age, Wyoming counties · 1990

Wyoming counties with the youngest median age (1990 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

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 –

01Albany County, WYWY38,55826.6–

02Uinta County, WYWY20,72826.9–

03Campbell County, WYWY48,14529.4–

04Lincoln County, WYWY21,18029.9–

05Sweetwater County, WYWY41,26730.4–

06Converse County, WYWY13,82431.9–

07Laramie County, WYWY102,93831.9–

08Carbon County, WYWY14,01332.6–

09Fremont County, WYWY39,46432.9–

10Natrona County, WYWY80,52632.9–

11Teton County, WYWY23,33333.5–

12Crook County, WYWY7,85233.7–

13Park County, WYWY31,17133.9–

14Weston County, WYWY6,84034.3–

15Goshen County, WYWY12,64034.4–

16Washakie County, WYWY7,59735.2–

17Sublette County, WYWY8,92935.4–

18Big Horn County, WYWY12,02436.2–

19Platte County, WYWY8,63436.3–

20Sheridan County, WYWY33,24136.3–

21Johnson County, WYWY8,90837.5–

22Hot Springs County, WYWY4,60038.2–

23Niobrara County, WYWY2,34138.3–

SHOWING 1–23 OF 23

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS