RANKING · 2000 CENSUS · 25 SHOWN OF 25

Most population gained, Montana cities · 2000

Montana cities that added the most residents from the 1990 census to 2000, by raw count of people rather than percentage. This list covers the 25 cities in Montana that qualify, ranked against each other statewide. The median across all 25 is +664.

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MontanaAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

YEAR2000 2010 2020 2024

RANKPLACESTATEPOPPOPULATION CHANGEVS –

01Missoula, MTMT78,903+14,135–

02Billings, MTMT121,239+8,696–

03Bozeman, MTMT58,814+4,849–

04Helena Valley Southeast, MTMT9,108+2,540–

05Belgrade, MTMT13,107+2,317–

06Kalispell, MTMT31,851+2,306–

07Evergreen, MTMT9,611+2,106–

08Great Falls, MTMT60,208+1,593–

09Helena, MTMT35,138+1,434–

10Hamilton, MTMT5,451+968–

11Helena Valley Northwest, MTMT5,183+851–

12Polson, MTMT5,653+787–

13Whitefish, MTMT9,358+664–

14Helena Valley West Central, MTMT8,056+656–

15Butte-Silver Bow, MTMT35,469+583–

16Laurel, MTMT7,205+569–

17Columbia Falls, MTMT5,753+547–

18Lockwood, MTMT7,181+339–

19Livingston, MTMT9,290+150–

20Miles City, MTMT8,450+26–

21Lewistown, MTMT6,179-238–

22Sidney, MTMT6,217-443–

23Havre, MTMT9,264-701–

24Anaconda-Deer Lodge County, MTMT9,709-861–

25Orchard Homes, MTMT5,588-5,118–

SHOWING 1–25 OF 25

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