RANKING · 2000 CENSUS · 29 SHOWN OF 29

Oldest by median age, Utah counties · 2000

Utah counties ranked by median age of residents (2000 ACS). This list covers the 29 counties in Utah that qualify, ranked against each other statewide. The median across all 29 is 29.5.

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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

01Daggett County, UTUT93439.2+21%

02Kane County, UTUT8,59739.1+25%

03Piute County, UTUT1,50938.90%

04Grand County, UTUT9,79036.9+8%

05Rich County, UTUT2,68734.3+29%

06Wayne County, UTUT2,58734.1+11%

07Garfield County, UTUT5,25633.8+7%

08Carbon County, UTUT20,68033.6+9%

09Summit County, UTUT43,14133.3+11%

10Washington County, UTUT213,67031.0+10%

11Beaver County, UTUT7,30130.8−4%

12Sevier County, UTUT22,82730.3+4%

13Emery County, UTUT10,17730.1+19%

14Millard County, UTUT14,05729.9+15%

15Wasatch County, UTUT38,51429.5+6%

16Weber County, UTUT278,17429.3+1%

17Uintah County, UTUT38,27829.0+12%

18Salt Lake County, UTUT1,220,91628.9+4%

19Morgan County, UTUT13,38328.5+8%

20Duchesne County, UTUT20,85628.3+13%

21Box Elder County, UTUT65,32028.0+4%

22Tooele County, UTUT87,46127.1−3%

23Davis County, UTUT381,22726.8+8%

24Juab County, UTUT13,56726.5−13%

25San Juan County, UTUT14,54225.5+6%

26Sanpete County, UTUT31,45325.3+4%

27Iron County, UTUT67,14124.2−1%

28Cache County, UTUT145,00023.9+1%

29Utah County, UTUT759,85923.3+4%

SHOWING 1–29 OF 29

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