RANKING · 1990 CENSUS · 25 SHOWN OF 25

Youngest by median age, Montana cities · 1990

Montana cities with the youngest median age (1990 ACS). This list covers the 25 cities in Montana that qualify, ranked against each other statewide. The median across all 25 is 33.7.

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SAME RANKING BYCounties States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS –

01Bozeman, MTMT58,81425.8–

02Belgrade, MTMT13,10728.5–

03Helena Valley Southeast, MTMT9,10829.3–

04Helena Valley Northwest, MTMT5,18330.4–

05Columbia Falls, MTMT5,75330.5–

06Missoula, MTMT78,90330.7–

07Lockwood, MTMT7,18131.0–

08Evergreen, MTMT9,61131.0–

09Orchard Homes, MTMT5,58832.5–

10Havre, MTMT9,26432.7–

11Helena Valley West Central, MTMT8,05633.1–

12Sidney, MTMT6,21733.3–

13Billings, MTMT121,23933.7–

14Great Falls, MTMT60,20834.4–

15Helena, MTMT35,13834.9–

16Miles City, MTMT8,45035.5–

17Whitefish, MTMT9,35835.6–

18Laurel, MTMT7,20535.6–

19Butte-Silver Bow, MTMT35,46935.9–

20Polson, MTMT5,65336.0–

21Kalispell, MTMT31,85136.5–

22Livingston, MTMT9,29037.8–

23Anaconda-Deer Lodge County, MTMT9,70938.2–

24Lewistown, MTMT6,17939.1–

25Hamilton, MTMT5,45147.3–

SHOWING 1–25 OF 25

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