RANKING · 2010 CENSUS · 27 SHOWN OF 27

Youngest by median age, Montana cities · 2010

Montana cities with the youngest median age (2023 ACS). This list covers the 27 cities in Montana that qualify, ranked against each other statewide.

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SAME RANKING BYCounties States Metros ZIP codes

RELATEDOldest by median age Most foreign-born residents Highest uninsured rate Most women Most men Highest disability rate

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 2000

01Bozeman, MTMT58,81427.2+7%

02Belgrade, MTMT13,10730.8+6%

03Missoula, MTMT78,90330.9+2%

04Havre, MTMT9,26433.9−2%

05Kalispell, MTMT31,85134.5−8%

06Helena Valley Southeast, MTMT9,10834.6+10%

07Four Corners, MTMT5,79134.9−5%

08Helena Valley Northwest, MTMT5,18335.0−1%

09Columbia Falls, MTMT5,75335.6−0%

10Lockwood, MTMT7,18135.8+6%

11Laurel, MTMT7,20537.0−4%

12Billings, MTMT121,23937.5+2%

13Evergreen, MTMT9,61137.8+7%

14Great Falls, MTMT60,20839.0+3%

15Sidney, MTMT6,21739.3+1%

16Polson, MTMT5,65340.0+4%

17Whitefish, MTMT9,35840.1+8%

18Helena, MTMT35,13840.3+4%

19Miles City, MTMT8,45040.6+4%

20Helena Valley West Central, MTMT8,05640.8+8%

21Livingston, MTMT9,29041.1+2%

22Butte-Silver Bow, MTMT35,46941.3+6%

23Hamilton, MTMT5,45143.0−3%

24Orchard Homes, MTMT5,58843.4+10%

25Lewistown, MTMT6,17945.4+6%

26Anaconda-Deer Lodge County, MTMT9,70946.0+9%

27Bigfork, MTMT5,56550.9+1%

SHOWING 1–27 OF 27

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