RANKING · 2024 ACS · 36 SHOWN OF 36

Fastest shrinking, Idaho cities

Idaho cities with the steepest population decline from the 2020 census to 2024. This list covers the 36 cities in Idaho that qualify, ranked against each other statewide.

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IdahoAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

YEAR2000 2010 2020 2024

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01Boise City, IDID238,429+0.7%−47.1 pts

02Lewiston, IDID34,717+1.3%−8.7 pts

03Rupert, IDID6,460+1.8%−1.7 pts

04Burley, IDID12,409+2.2%−4.7 pts

05Pocatello, IDID58,771+2.3%−9.4 pts

06Garden City, IDID13,047+2.7%−64.1 pts

07Rexburg, IDID40,334+2.9%−17.8 pts

08Mountain Home, IDID16,779+3.2%−37.6 pts

09Coeur d'Alene, IDID58,179+3.3%−37.2 pts

10Moscow, IDID26,721+3.3%−11.6 pts

11Blackfoot, IDID13,361+3.5%−4.5 pts

12Chubbuck, IDID16,823+3.6%−19.5 pts

13Idaho Falls, IDID71,785+4.5%−11.0 pts

14Twin Falls, IDID56,216+4.5%−20.4 pts

15Jerome, IDID13,731+4.7%−14.5 pts

16Hayden, IDID17,363+4.9%−139.7 pts

17Payette, IDID8,813+5.0%−21.1 pts

18Weiser, IDID6,249+5.4%−11.5 pts

19Hailey, IDID10,053+5.5%−62.7 pts

20Preston, IDID6,177+6.0%−20.2 pts

21Shelley, IDID5,303+6.4%−1.4 pts

22Rigby, IDID5,757+7.3%−4.6 pts

23Ammon, IDID20,119+7.7%−15.9 pts

24Emmett, IDID8,900+8.2%−11.1 pts

25Eagle, IDID34,658+8.3%−224.9 pts

26Fruitland, IDID7,213+9.7%−46.9 pts

27Nampa, IDID120,384+10.1%−72.8 pts

28Kimberly, IDID5,798+10.5%−0.1 pts

29Meridian, IDID142,988+10.6%−253.3 pts

30Caldwell, IDID76,629+10.9%−30.3 pts

31Sandpoint, IDID10,645+11.6%−19.1 pts

32Post Falls, IDID46,715+12.7%−121.9 pts

33Middleton, IDID12,600+13.0%−40.9 pts

34Kuna, IDID31,525+13.1%−162.2 pts

35Rathdrum, IDID13,227+18.1%−122.7 pts

36Star, IDID20,874+32.6%–

SHOWING 1–36 OF 36

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES