RANKING · 2000 CENSUS · 29 SHOWN OF 29

Fastest shrinking, Utah counties · 2000

Utah counties with the steepest population decline since the prior decennial census. This list covers the 29 counties in Utah that qualify, ranked against each other statewide.

Flip the list · Fastest growing, US counties →

UtahAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest by population Fastest growing Most densely populated Most sparsely populated Best broadband access Worst broadband access

YEAR2000 2010 2020

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01Carbon County, UTUT20,680+1.0%+0%

02Emery County, UTUT10,177+5.1%+0%

03Millard County, UTUT14,057+9.5%+0%

04Piute County, UTUT1,509+12.4%+0%

05Uintah County, UTUT38,278+13.6%+0%

06Duchesne County, UTUT20,856+13.6%+0%

07Rich County, UTUT2,687+13.7%+0%

08San Juan County, UTUT14,542+14.2%+0%

09Wayne County, UTUT2,587+15.3%+0%

10Kane County, UTUT8,597+17.0%+0%

11Box Elder County, UTUT65,320+17.2%+0%

12Garfield County, UTUT5,256+19.0%+0%

13Sevier County, UTUT22,827+22.1%+0%

14Salt Lake County, UTUT1,220,916+23.8%+0%

15Weber County, UTUT278,174+24.1%+0%

16Beaver County, UTUT7,301+26.0%+0%

17Davis County, UTUT381,227+27.2%+0%

18Grand County, UTUT9,790+28.2%+0%

19Morgan County, UTUT13,383+29.0%+0%

20Cache County, UTUT145,000+30.2%+0%

21Daggett County, UTUT934+33.5%+0%

22Utah County, UTUT759,859+39.8%+0%

23Sanpete County, UTUT31,453+40.0%+0%

24Juab County, UTUT13,567+41.6%+0%

25Wasatch County, UTUT38,514+50.8%+0%

26Tooele County, UTUT87,461+53.1%+0%

27Iron County, UTUT67,141+62.5%+0%

28Washington County, UTUT213,670+86.1%+0%

29Summit County, UTUT43,141+91.6%+0%

SHOWING 1–29 OF 29

Download CSV (full list, 29 rows)

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