RANKING · 2000 CENSUS · 25 SHOWN OF 25

Most population lost, Montana cities · 2000

Montana cities that lost 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 –

01Orchard Homes, MTMT5,588-5,118–

02Anaconda-Deer Lodge County, MTMT9,709-861–

03Havre, MTMT9,264-701–

04Sidney, MTMT6,217-443–

05Lewistown, MTMT6,179-238–

06Miles City, MTMT8,450+26–

07Livingston, MTMT9,290+150–

08Lockwood, MTMT7,181+339–

09Columbia Falls, MTMT5,753+547–

10Laurel, MTMT7,205+569–

11Butte-Silver Bow, MTMT35,469+583–

12Helena Valley West Central, MTMT8,056+656–

13Whitefish, MTMT9,358+664–

14Polson, MTMT5,653+787–

15Helena Valley Northwest, MTMT5,183+851–

16Hamilton, MTMT5,451+968–

17Helena, MTMT35,138+1,434–

18Great Falls, MTMT60,208+1,593–

19Evergreen, MTMT9,611+2,106–

20Kalispell, MTMT31,851+2,306–

21Belgrade, MTMT13,107+2,317–

22Helena Valley Southeast, MTMT9,108+2,540–

23Bozeman, MTMT58,814+4,849–

24Billings, MTMT121,239+8,696–

25Missoula, MTMT78,903+14,135–

SHOWING 1–25 OF 25

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