RANKING · 2024 ACS · 29 SHOWN OF 29

Oldest by median age, Utah counties

Utah counties ranked by median age of residents (2024 ACS). This list covers the 29 counties in Utah 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 2000

01Piute County, UTUT1,50948.3+24%

02Wayne County, UTUT2,58746.0+35%

03Daggett County, UTUT93446.0+17%

04Kane County, UTUT8,59743.3+11%

05Summit County, UTUT43,14141.5+25%

06Grand County, UTUT9,79040.8+11%

07Garfield County, UTUT5,25640.7+20%

08Washington County, UTUT213,67039.1+26%

09Emery County, UTUT10,17738.9+29%

10Carbon County, UTUT20,68038.6+15%

11Rich County, UTUT2,68738.1+11%

12Wasatch County, UTUT38,51436.8+25%

13Sevier County, UTUT22,82736.8+21%

14San Juan County, UTUT14,54235.0+37%

15Millard County, UTUT14,05734.4+15%

16Beaver County, UTUT7,30134.4+12%

17Duchesne County, UTUT20,85634.1+20%

18Salt Lake County, UTUT1,220,91634.0+18%

19Sanpete County, UTUT31,45333.8+34%

20Weber County, UTUT278,17433.7+15%

21Morgan County, UTUT13,38333.3+17%

22Box Elder County, UTUT65,32033.3+19%

23Uintah County, UTUT38,27833.2+14%

24Davis County, UTUT381,22732.5+21%

25Tooele County, UTUT87,46132.2+19%

26Juab County, UTUT13,56730.6+15%

27Iron County, UTUT67,14130.2+25%

28Cache County, UTUT145,00026.2+10%

29Utah County, UTUT759,85925.8+11%

SHOWING 1–29 OF 29

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES