RANKING · 2000 CENSUS · 29 SHOWN OF 29

Fastest shrinking, Utah counties · 2000

Utah counties with the steepest population decline from the 1990 census to 2000. 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 population gained Most population lost Most densely populated Most sparsely populated

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION GROWTHVS –

01Carbon County, UTUT20,680+1.0%–

02Emery County, UTUT10,177+5.1%–

03Millard County, UTUT14,057+9.5%–

04Piute County, UTUT1,509+12.4%–

05Uintah County, UTUT38,278+13.6%–

06Duchesne County, UTUT20,856+13.6%–

07Rich County, UTUT2,687+13.7%–

08San Juan County, UTUT14,542+14.2%–

09Wayne County, UTUT2,587+15.3%–

10Kane County, UTUT8,597+17.0%–

11Box Elder County, UTUT65,320+17.2%–

12Garfield County, UTUT5,256+19.0%–

13Sevier County, UTUT22,827+22.1%–

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

15Weber County, UTUT278,174+24.1%–

16Beaver County, UTUT7,301+26.0%–

17Davis County, UTUT381,227+27.2%–

18Grand County, UTUT9,790+28.2%–

19Morgan County, UTUT13,383+29.0%–

20Cache County, UTUT145,000+30.2%–

21Daggett County, UTUT934+33.5%–

22Utah County, UTUT759,859+39.8%–

23Sanpete County, UTUT31,453+40.0%–

24Juab County, UTUT13,567+41.6%–

25Wasatch County, UTUT38,514+50.8%–

26Tooele County, UTUT87,461+53.1%–

27Iron County, UTUT67,141+62.5%–

28Washington County, UTUT213,670+86.1%–

29Summit County, UTUT43,141+91.6%–

SHOWING 1–29 OF 29

Download CSV (full list, 29 rows)

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