RANKING · 2010 CENSUS · 36 SHOWN OF 36

Most densely populated, Idaho cities · 2010

Idaho cities ranked by residents per square mile (2023). This list covers the 36 cities in Idaho that qualify, ranked against each other statewide.

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SAME RANKING BYCounties States Metros

RELATEDLargest by population Fastest growing Fastest shrinking Most sparsely populated Best broadband access Worst broadband access

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 2000

01Moscow, IDID26,7213,445+12%

02Coeur d'Alene, IDID58,1792,739+28%

03Rupert, IDID6,4602,697−2%

04Garden City, IDID13,0472,689+3%

05Rexburg, IDID40,3342,520+48%

06Emmett, IDID8,9002,473+19%

07Shelley, IDID5,3032,441+16%

08Boise City, IDID238,4292,432+11%

09Nampa, IDID120,3842,345+57%

10Twin Falls, IDID56,2162,252+28%

11Chubbuck, IDID16,8232,242+44%

12Idaho Falls, IDID71,7852,138+12%

13Meridian, IDID142,9882,037+115%

14Hailey, IDID10,0532,024+28%

15Mountain Home, IDID16,7792,017+27%

16Caldwell, IDID76,6291,966+78%

17Fruitland, IDID7,2131,951+23%

18Blackfoot, IDID13,3611,936+14%

19Jerome, IDID13,7311,924+40%

20Weiser, IDID6,2491,847+3%

21Lewiston, IDID34,7171,826+3%

22Payette, IDID8,8131,817+5%

23Sandpoint, IDID10,6451,722+8%

24Ammon, IDID20,1191,715+123%

25Rigby, IDID5,7571,632+32%

26Pocatello, IDID58,7711,616+5%

27Kimberly, IDID5,7981,606+25%

28Burley, IDID12,4091,530+11%

29Post Falls, IDID46,7151,487+60%

30Hayden, IDID17,3631,263+45%

31Rathdrum, IDID13,227982+42%

32Middleton, IDID12,600904+85%

33Preston, IDID6,177762+11%

34Eagle, IDID34,658613+80%

35Star, IDID20,874596+223%

36Kuna, IDID31,525592+183%

SHOWING 1–36 OF 36

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES