RANKING · 2024 ACS · 29 SHOWN OF 29

Youngest by median age, Utah counties

Utah counties with the youngest median age (2023 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

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

01Utah County, UTUT759,85925.8+11%

02Cache County, UTUT145,00026.2+10%

03Iron County, UTUT67,14130.2+25%

04Juab County, UTUT13,56730.6+15%

05Tooele County, UTUT87,46132.2+19%

06Davis County, UTUT381,22732.5+21%

07Uintah County, UTUT38,27833.2+14%

08Morgan County, UTUT13,38333.3+17%

09Box Elder County, UTUT65,32033.3+19%

10Weber County, UTUT278,17433.7+15%

11Sanpete County, UTUT31,45333.8+34%

12Salt Lake County, UTUT1,220,91634.0+18%

13Duchesne County, UTUT20,85634.1+20%

14Millard County, UTUT14,05734.4+15%

15Beaver County, UTUT7,30134.4+12%

16San Juan County, UTUT14,54235.0+37%

17Wasatch County, UTUT38,51436.8+25%

18Sevier County, UTUT22,82736.8+21%

19Rich County, UTUT2,68738.1+11%

20Carbon County, UTUT20,68038.6+15%

21Emery County, UTUT10,17738.9+29%

22Washington County, UTUT213,67039.1+26%

23Garfield County, UTUT5,25640.7+20%

24Grand County, UTUT9,79040.8+11%

25Summit County, UTUT43,14141.5+25%

26Kane County, UTUT8,59743.3+11%

27Wayne County, UTUT2,58746.0+35%

28Daggett County, UTUT93446.0+17%

29Piute County, UTUT1,50948.3+24%

SHOWING 1–29 OF 29

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