Senior Data: Montana
217,665 seniors call Montana home — 19.7% of the population.
Montana has the largest senior population in the nation, with 21,106 residents aged 85 and older. The median age in the state is 40.2 years.
Seniors in Montana have a median household income of $71,579. About 9.4% of seniors live below the poverty line. 31.9% report a disability.
Median Income (65+)
$71,579
Source: U.S. Census Bureau, American Community Survey 2023 5-Year Estimates. Income data reflects households with a householder aged 65+.
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Largest Counties by Senior Population
| # | County | Seniors 65+ | % of Pop |
| 1 | Yellowstone County | 29,849 | 17.8% |
| 2 | Flathead County | 22,519 | 20.8% |
| 3 | Missoula County | 19,892 | 16.6% |
| 4 | Cascade County | 16,354 | 19.3% |
| 5 | Gallatin County | 16,230 | 13.3% |
| 6 | Lewis and Clark County | 14,452 | 19.9% |
| 7 | Ravalli County | 12,124 | 26.5% |
| 8 | Lake County | 7,564 | 23.6% |
| 9 | Silver Bow County | 6,849 | 19.2% |
| 10 | Lincoln County | 6,139 | 29.7% |
View all 56 counties →