RANKING · 2024 ACS · 36 SHOWN OF 36

Most population lost, Idaho cities

Idaho cities that lost the most residents from the 2020 census to 2024, by raw count of people rather than percentage. This list covers the 36 cities in Idaho that qualify, ranked against each other statewide. The median across all 36 is +851. Biggest climber in the top 100 since 2020: Rexburg, ID, up 12 places to #21.

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IdahoAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

YEAR2000 2010 2020 2024

RANKPLACESTATEPOPPOPULATION CHANGEVS 2000

01▲4Rupert, IDID6,460+108−43%

02▲10Burley, IDID12,409+254−58%

03▼2Weiser, IDID6,249+305−60%

04▼2Shelley, IDID5,303+307+11%

05▼2Preston, IDID6,177+337−65%

06▲5Garden City, IDID13,047+338−92%

07▲1Rigby, IDID5,757+366+15%

08▼2Payette, IDID8,813+409−72%

09▼5Blackfoot, IDID13,361+436−44%

10▲11Lewiston, IDID34,717+448−84%

11▲2Kimberly, IDID5,798+485+94%

12▼3Hailey, IDID10,053+504−80%

13▲5Mountain Home, IDID16,779+514−84%

14▲3Chubbuck, IDID16,823+556−69%

15Jerome, IDID13,731+581−54%

16▼2Fruitland, IDID7,213+591−57%

17▼10Emmett, IDID8,900+628−29%

18▲2Hayden, IDID17,363+768−86%

19▼3Moscow, IDID26,721+851−69%

20▼10Sandpoint, IDID10,645+998−38%

21▲12Rexburg, IDID40,334+1,134−62%

22▲2Middleton, IDID12,600+1,224+17%

23▼4Pocatello, IDID58,771+1,315−76%

24▼1Ammon, IDID20,119+1,370+16%

25▲10Boise City, IDID238,429+1,558−97%

26▼4Rathdrum, IDID13,227+1,663−41%

27▲3Coeur d'Alene, IDID58,179+1,819−82%

28▼2Twin Falls, IDID56,216+2,357−66%

29Eagle, IDID34,658+2,509−68%

30▼3Idaho Falls, IDID71,785+2,907−57%

31▼3Kuna, IDID31,525+3,147−8%

32▼7Star, IDID20,874+3,628–

33▼2Post Falls, IDID46,715+4,906−50%

34▼2Caldwell, IDID76,629+6,520−14%

35▼1Nampa, IDID120,384+10,119−57%

36Meridian, IDID142,988+12,503−51%

SHOWING 1–36 OF 36

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES