Median Age in Stillwater County, MT

ACS 2024 5-Year Estimates

Median Age
46.7 years +20.1% vs nat'l
Rank #517 of 3,222
84th percentile

How Stillwater County Compares

Stillwater County
46.7 years
Montana Average
46.7 years
Rank #21 of 56 in state
National
38.9 years
20.1% above

National Distribution

Where Stillwater County falls among all 3,222 U.S. counties for median age.

21.4 years 86.2 years

■ Stillwater County: 46.7 years

Ranking Context

Rank County Value
#514 Gallatin County, IL 46.7 years
#515 Guthrie County, IA 46.7 years
#516 Atchison County, MO 46.7 years
#517 Stillwater County, MT 46.7 years
#518 Caswell County, NC 46.7 years
#519 Johnson County, TN 46.7 years
#520 Russell County, VA 46.7 years
View full ranking →

Median Age in Stillwater County, Montana

Stillwater County, Montana has a median age of 46.7 years, which ranks #517 of 3,222 out of 3,222 counties nationwide. This is 20.1% above the national value of 38.9 years.

Within Montana, Stillwater County ranks #21 of 56 out of 56 counties. This places it in the 84th percentile nationally.

The median age of the total population. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.

About this data

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.