RANKING · 2025 ACS · 19 SHOWN OF 19

Most sparsely populated, Montana cities

Montana cities with the fewest residents per square mile (2023). This list covers the 19 cities in Montana that qualify, ranked against each other statewide.

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MontanaAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

RELATEDLargest by population Fastest growing Fastest shrinking Most densely populated Best broadband access Worst broadband access

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 2000

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

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

03Lewistown, MTMT6,1791,080+6%

04Polson, MTMT5,6531,258+40%

05Whitefish, MTMT9,3581,303+86%

06Livingston, MTMT9,2901,549+36%

07Sidney, MTMT6,2171,891+30%

08Helena, MTMT35,1382,080+36%

09Hamilton, MTMT5,4512,143+47%

10Missoula, MTMT78,9032,266+38%

11Havre, MTMT9,2642,498−4%

12Kalispell, MTMT31,8512,511+124%

13Miles City, MTMT8,4502,513−0%

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

15Great Falls, MTMT60,2082,603+6%

16Billings, MTMT121,2392,660+35%

17Belgrade, MTMT13,1072,694+129%

18Bozeman, MTMT58,8142,751+114%

19Laurel, MTMT7,2052,766+15%

SHOWING 1–19 OF 19

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES