RANKING · 1990 CENSUS · 35 SHOWN OF 35

Largest by population, Idaho cities · 1990

The most populous Idaho cities as of the 1990 population estimates. This list covers the 35 cities in Idaho that qualify, ranked against each other statewide. The median across all 35 is 6,369.

IdahoAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros ZIP codes

RELATEDFastest growing Fastest shrinking Most population gained Most population lost Most densely populated Most sparsely populated

YEAR1990 2000 2010 2020 2025

RANKPLACESTATETOTAL POPULATIONVS –

01Boise City, IDID125,738–

02Pocatello, IDID46,058–

03Idaho Falls, IDID43,929–

04Nampa, IDID28,365–

05Lewiston, IDID28,082–

06Twin Falls, IDID27,591–

07Coeur d'Alene, IDID24,566–

08Moscow, IDID18,519–

09Caldwell, IDID18,400–

10Rexburg, IDID14,302–

11Blackfoot, IDID9,646–

12Meridian, IDID9,596–

13Burley, IDID8,716–

14Mountain Home, IDID7,913–

15Chubbuck, IDID7,879–

16Post Falls, IDID7,349–

17Jerome, IDID6,529–

18Garden City, IDID6,369–

19Payette, IDID5,592–

20Rupert, IDID5,455–

21Sandpoint, IDID5,230–

22Ammon, IDID5,002–

23Emmett, IDID4,601–

24Weiser, IDID4,571–

25Hayden, IDID3,744–

26Preston, IDID3,708–

27Hailey, IDID3,687–

28Shelley, IDID3,536–

29Eagle, IDID3,327–

30Rigby, IDID2,681–

31Fruitland, IDID2,429–

32Kimberly, IDID2,364–

33Rathdrum, IDID2,000–

34Kuna, IDID1,955–

35Middleton, IDID1,935–

SHOWING 1–35 OF 35

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