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Montana Seniors Will Make Up Nearly 23 Percent of Population by 2030 – Montana is aging more quickly than expected
Montana’s senior population will reach 22.65% by 2030, outpacing earlier forecasts.
Updated projections from the Montana Legislative Fiscal Division reveal an accelerated aging trend, with fewer children and slower natural population growth reshaping the state’s demographic profile. This structural shift has implications for workforce composition, public services, and long-term planning.
The new data, presented June 24, 2026, show that by 2030, seniors aged 65 and over will comprise 22.65% of Montana’s residents, up from a prior estimate of 22%. Meanwhile, children under 18 are projected to decline from 21% to 19.54%. Natural population growth remains minimal, with only a 12-person increase in 2024, as deaths exceed births in most years this decade. The labor force participation rate fell to 62.4% in 2025, largely due to the influx of retirees, who numbered approximately 221,000 or nearly 24% of those aged 16 and older. Analysts attribute the demographic shifts primarily to migration patterns rather than economic or generational changes.
Montana’s population is expected to continue growing through the end of the decade before stabilizing, requiring careful legislative planning.
These demographic changes could intensify challenges in maintaining a viable workforce and sustaining schools in Montana. The state’s dependence on in-migration to offset natural decline may shape future economic incentives and public policy decisions.
Montana is aging more quickly than expected
By Jacob Olness, Montana Free Press
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The Great Depopulation – Global Birth Rates Drop Below Replacement Level in 2023
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