RANKING · 2000 CENSUS · 36 SHOWN OF 36

Most sparsely populated, Idaho cities · 2000

Idaho cities with the fewest residents per square mile (2000). This list covers the 36 cities in Idaho that qualify, ranked against each other statewide. The median across all 36 is 1,577.

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SAME RANKING BYCounties States Metros

RELATEDLargest by population Fastest growing Fastest shrinking Most population gained Most population lost Most densely populated

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 1990

01Star, IDID20,874185–

02Kuna, IDID31,525210+175%

03Eagle, IDID34,658341+233%

04Middleton, IDID12,600487+54%

05Preston, IDID6,177686+26%

06Rathdrum, IDID13,227693+141%

07Ammon, IDID20,119768+24%

08Hayden, IDID17,363870+145%

09Post Falls, IDID46,715930+135%

10Meridian, IDID142,988947+264%

11Caldwell, IDID76,6291,104+41%

12Rigby, IDID5,7571,240+12%

13Kimberly, IDID5,7981,286+11%

14Jerome, IDID13,7311,375+19%

15Burley, IDID12,4091,378+7%

16Nampa, IDID120,3841,492+83%

17Pocatello, IDID58,7711,533+12%

18Chubbuck, IDID16,8231,562+23%

19Hailey, IDID10,0531,577+68%

20Mountain Home, IDID16,7791,582+41%

21Fruitland, IDID7,2131,585+57%

22Sandpoint, IDID10,6451,598+31%

23Blackfoot, IDID13,3611,695+8%

24Rexburg, IDID40,3341,707+21%

25Payette, IDID8,8131,724+26%

26Twin Falls, IDID56,2161,759+25%

27Lewiston, IDID34,7171,769+10%

28Weiser, IDID6,2491,792+17%

29Idaho Falls, IDID71,7851,910+15%

30Emmett, IDID8,9002,071+19%

31Shelley, IDID5,3032,111+8%

32Coeur d'Alene, IDID58,1792,142+40%

33Boise City, IDID238,4292,197+48%

34Garden City, IDID13,0472,603+67%

35Rupert, IDID6,4602,742+3%

36Moscow, IDID26,7213,082+15%

SHOWING 1–36 OF 36

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