RANKING · 2020 CENSUS · 36 SHOWN OF 36

Fastest growing, Idaho cities · 2020

Idaho cities ranked by population growth from the 2010 census to 2020. 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

01Star, IDID20,874+91.9%–

02Middleton, IDID12,600+70.6%+16.7 pts

03Kuna, IDID31,525+57.9%−117.4 pts

04Meridian, IDID142,988+56.7%−207.2 pts

05Rexburg, IDID40,334+54.6%+34.0 pts

06Eagle, IDID34,658+52.4%−180.8 pts

07Kimberly, IDID5,798+41.7%+31.2 pts

08Post Falls, IDID46,715+39.6%−95.1 pts

09Rathdrum, IDID13,227+34.9%−105.9 pts

10Caldwell, IDID76,629+29.8%−11.4 pts

11Fruitland, IDID7,213+29.6%−27.0 pts

12Ammon, IDID20,119+28.1%+4.4 pts

13Rigby, IDID5,757+27.7%+15.9 pts

14Coeur d'Alene, IDID58,179+23.8%−16.7 pts

15Nampa, IDID120,384+22.9%−60.0 pts

16Twin Falls, IDID56,216+17.4%−7.5 pts

17Sandpoint, IDID10,645+17.3%−13.4 pts

18Hayden, IDID17,363+17.1%−127.5 pts

19Emmett, IDID8,900+16.6%−2.7 pts

20Hailey, IDID10,053+15.1%−53.1 pts

21Boise City, IDID238,429+14.6%−33.2 pts

22Idaho Falls, IDID71,785+14.1%−1.4 pts

23Jerome, IDID13,731+13.4%−5.8 pts

24Burley, IDID12,409+13.1%+6.3 pts

25Mountain Home, IDID16,779+12.5%−28.3 pts

26Garden City, IDID13,047+12.2%−54.6 pts

27Chubbuck, IDID16,823+11.8%−11.3 pts

28Rupert, IDID6,460+9.5%+6.0 pts

29Payette, IDID8,813+9.3%−16.8 pts

30Shelley, IDID5,303+8.5%+0.7 pts

31Preston, IDID6,177+7.4%−18.8 pts

32Lewiston, IDID34,717+7.2%−2.8 pts

33Moscow, IDID26,721+6.9%−8.1 pts

34Pocatello, IDID58,771+3.8%−7.9 pts

35Blackfoot, IDID13,361+3.8%−4.3 pts

36Weiser, IDID6,249+2.2%−14.7 pts

SHOWING 1–36 OF 36

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS