RANKING · 2024 ACS · 27 SHOWN OF 27

Most population gained, Montana cities

Montana cities that added the most residents from the 2020 census to 2024, by raw count of people rather than percentage. This list covers the 27 cities in Montana that qualify, ranked against each other statewide.

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MontanaAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

YEAR2000 2010 2020 2024

RANKPLACESTATEPOPPOPULATION CHANGEVS 2000

01Kalispell, MTMT31,851+3,946+71%

02Missoula, MTMT78,903+3,025−79%

03Bozeman, MTMT58,814+2,821−42%

04Billings, MTMT121,239+2,318−73%

05Helena, MTMT35,138+1,548+8%

06Evergreen, MTMT9,611+1,462−31%

07Belgrade, MTMT13,107+1,412−39%

08Whitefish, MTMT9,358+998+50%

09Livingston, MTMT9,290+740+393%

10Butte-Silver Bow, MTMT35,469+558−4%

11Helena Valley Northwest, MTMT5,183+478−44%

12Bigfork, MTMT5,565+447–

13Hamilton, MTMT5,451+442−54%

14Columbia Falls, MTMT5,753+307−44%

15Polson, MTMT5,653+280−64%

16Orchard Homes, MTMT5,588+211−104%

17Anaconda-Deer Lodge County, MTMT9,709+176−120%

18Lewistown, MTMT6,179+135−157%

19Miles City, MTMT8,450+53+104%

20Laurel, MTMT7,205-7−101%

21Lockwood, MTMT7,181-14−104%

22Helena Valley Southeast, MTMT9,108-60−102%

23Havre, MTMT9,264-104−85%

24Four Corners, MTMT5,791-110–

25Great Falls, MTMT60,208-113−107%

26Sidney, MTMT6,217-175−60%

27Helena Valley West Central, MTMT8,056-614−194%

SHOWING 1–27 OF 27

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES