Oldest Cities in Montana by Median Age

The top 25 of 25 Montana cities on GIS Map, ranked by highest median age.

#	City	County	Median age	Population
1	Red Lodge	Carbon	59.7 years	2,502
2	Hamilton	Ravalli	51.8 years	5,101
3	Anaconda	Deer Lodge	49.9 years	9,597
4	Lewistown	Fergus	44.7 years	6,087
5	Glendive	Dawson	44.4 years	4,810
6	Whitefish	Flathead	44.4 years	8,749
7	Livingston	Park	43.8 years	8,780
8	Polson	Lake	43 years	5,428
9	Miles City	Custer	42.6 years	8,407
10	Butte	Silver Bow	40.6 years	35,052
11	Helena	Lewis and Clark	40.5 years	33,639
12	Great Falls	Cascade	39 years	60,329
13	Billings	Yellowstone	38.8 years	119,434
14	Cut Bank	Glacier	37.6 years	3,028
15	Sidney	Richland	37.3 years	6,171
16	Laurel	Yellowstone	37.1 years	7,215
17	Columbia Falls	Flathead	36.6 years	5,615
18	Kalispell	Flathead	36.2 years	28,504
19	Missoula	Missoula	34.7 years	76,514
20	Belgrade	Gallatin	33.3 years	11,872
21	Dillon	Beaverhead	33 years	4,085
22	Wolf Point	Roosevelt	32.8 years	2,602
23	Havre	Hill	32.1 years	9,258
24	West Yellowstone	Gallatin	31.4 years	1,474
25	Bozeman	Gallatin	28.9 years	56,114

Top Montana Counties

Counties ranked by highest median age.

1. Meagher County58.3 years 2. Prairie County57.8 years 3. Carter County56.9 years 4. Sanders County54.6 years 5. Daniels County53.4 years 6. McCone County53.2 years 7. Granite County53 years 8. Lincoln County52.8 years 9. Madison County52.2 years 10. Treasure County52 years

Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates. Only cities covered by GIS Map with at least 1,000 residents are ranked. Estimates carry margins of error.

Citing this page: GIS Map, “Oldest Cities in Montana by Median Age”, https://gismap.land/rankings/montana/oldest-cities. Figures from U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.

Oldest Cities in Montana by Median Age

Top Montana Counties

More Montana rankings