RANKING · 2025 ESTIMATES · 19 SHOWN OF 19

Most sparsely populated, Montana cities

Montana cities with the fewest residents per square mile (2025). This list covers the 19 cities in Montana that qualify, ranked against each other statewide. The median across all 19 is 2,266. Biggest climber in the top 100 since 2020: Havre, MT, up 13 places to #11.

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MontanaAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

RELATEDLargest by population Fastest growing Fastest shrinking Most population gained Most population lost Most densely populated

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 2000

01Anaconda-Deer Lodge County, MTMT9,70913+3%

02Butte-Silver Bow, MTMT35,46950+5%

03▲8Lewistown, MTMT6,1791,080+6%

04▲9Polson, MTMT5,6531,258+40%

05▲7Whitefish, MTMT9,3581,303+86%

06▲8Livingston, MTMT9,2901,549+36%

07▲10Sidney, MTMT6,2171,891+30%

08▲8Helena, MTMT35,1382,080+36%

09▲6Hamilton, MTMT5,4512,143+47%

10▲9Missoula, MTMT78,9032,266+38%

11▲13Havre, MTMT9,2642,498−4%

12▲6Kalispell, MTMT31,8512,511+124%

13▲9Miles City, MTMT8,4502,5130%

14▲7Columbia Falls, MTMT5,7532,522+58%

15▲11Great Falls, MTMT60,2082,603+6%

16▲9Billings, MTMT121,2392,660+35%

17▲3Belgrade, MTMT13,1072,694+129%

18▲5Bozeman, MTMT58,8142,751+114%

19▲8Laurel, MTMT7,2052,766+15%

SHOWING 1–19 OF 19

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU POPULATION ESTIMATES