2024 St. Mary's County, Maryland Demographics | Comprehensive Profile
Explore comprehensive demographic statistics, economic indicators, and population trends for St. Mary's County, Maryland. Source: 2024 American Community Survey (Census Bureau).
St. Mary's County, Maryland Demographic Snapshot (2024)
Key demographic statistics summarized from the U.S. Census Bureau's 2024 American Community Survey (ACS).
Population
115,126
Median Age
37.2 years
Largest Group
White
70.3%% of pop.
Median Income
$119,446
Median Value
$407,600
Bachelor's Degree+
36.5%
Foreign Born
4.3%
Uninsured Rate
3.9%
Work From Home
17.5%
Private Sector
54.9%
Source: U.S. Census Bureau, 2024 American Community Survey (ACS) Estimates
Explore Demographic Topics
Click any topic below to explore detailed demographic statistics, historical trends from 2010-2024, and in-depth analysis for St. Mary's County, Maryland.
About This Data
Data Source:
U.S. Census Bureau, 2024 American Survey (ACS)
Survey Year:
2024
Last Updated:
2026-02-11
Geography:
St. Mary's County, Maryland (FIPS: 0500000US24037)