Median Age in Montgomery County, MD

ACS 2024 5-Year Estimates

Median Age
40.2 years +3.3% vs nat'l
Rank #2,058 of 3,222
36th percentile

How Montgomery County Compares

Montgomery County
40.2 years
Maryland Average
40.2 years
Rank #13 of 24 in state
National
38.9 years
3.3% above

National Distribution

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

21.4 years 86.2 years

■ Montgomery County: 40.2 years

Ranking Context

Rank County Value
#2,055 Gibson County, IN 40.2 years
#2,056 Cloud County, KS 40.2 years
#2,057 Clay County, KY 40.2 years
#2,058 Montgomery County, MD 40.2 years
#2,059 Worcester County, MA 40.2 years
#2,060 Calhoun County, MI 40.2 years
#2,061 Isanti County, MN 40.2 years
View full ranking →

Median Age in Montgomery County, Maryland

Montgomery County, Maryland has a median age of 40.2 years, which ranks #2,058 of 3,222 out of 3,222 counties nationwide. This is 3.3% above the national value of 38.9 years.

Within Maryland, Montgomery County ranks #13 of 24 out of 24 counties. This places it in the 36th 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.