RANKING · 2000 CENSUS · 23 SHOWN OF 23

Oldest by median age, Wyoming counties · 2000

Wyoming counties ranked by median age of residents (2000 ACS). This list covers the 23 counties in Wyoming that qualify, ranked against each other statewide.

Flip the list · Youngest by median age, US counties →

WyomingAll states All rankings

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

01Hot Springs County, WYWY4,60044.2+16%

02Johnson County, WYWY8,90843.0+15%

03Niobrara County, WYWY2,34142.8+12%

04Platte County, WYWY8,63441.2+14%

05Weston County, WYWY6,84040.7+19%

06Sheridan County, WYWY33,24140.6+12%

07Crook County, WYWY7,85240.2+19%

08Goshen County, WYWY12,64040.0+16%

09Park County, WYWY31,17139.8+17%

10Sublette County, WYWY8,92939.8+13%

11Washakie County, WYWY7,59739.4+12%

12Carbon County, WYWY14,01338.9+19%

13Big Horn County, WYWY12,02438.7+7%

14Fremont County, WYWY39,46437.7+15%

15Converse County, WYWY13,82437.5+18%

16Lincoln County, WYWY21,18036.8+23%

17Natrona County, WYWY80,52636.4+11%

18Laramie County, WYWY102,93835.3+11%

19Teton County, WYWY23,33335.0+4%

20Sweetwater County, WYWY41,26734.2+12%

21Campbell County, WYWY48,14532.2+10%

22Uinta County, WYWY20,72831.4+17%

23Albany County, WYWY38,55826.7+0%

SHOWING 1–23 OF 23

Download CSV (full list, 23 rows)

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