Charles County, Maryland
Located in Maryland, Charles County has a population of 170,527 residents and a median age of 38.9 years, making it the #402 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 6.9%. The median home value is $428,500, and the median household income is $122,816, which is 63% above the national median.
Demographics
Charles County has a population of 170,527, making it the #402 most populous county in the US. The median age is 38.9 years, which is 0.0% below the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Charles County is $122,816, ranking #48 out of 3,222 counties — 63.4% above the national median. The poverty rate is 6.9% and unemployment stands at 4.7%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Charles County is $428,500 (+52.0% vs national). Renters pay a median of $1,920/mo and the homeownership rate is 82.1%.
Median Home Value Trend
Rankings →Household Type
Education
In Charles County, 33.5% of adults age 25+ hold a bachelor's degree or higher, which is 0.7% below the national average, ranking #548 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Charles County is 76.7 years. 16.0% of adults report poor or fair health and 4.9% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
13.4% of adults in Charles County smoke , 42.9% are obese , and 16.1% report excessive drinking. The drug overdose death rate is 35.8 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Charles County is 8.1 per 100,000 and the suicide rate is 11.2 per 100,000. Motor vehicle deaths occur at a rate of 15.8 per 100,000.
Homicide Rate Trend
Families & Children
9.0% of children in Charles County live in poverty and the infant mortality rate is 7.4 per 1,000 live births. The teen birth rate is 10.7 per 1,000 females age 15–19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Charles County is 75.0%. The mean commute time is 45.6 min, which is 65.4% above the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Charles County voted Democratic with a margin of 40.7%. The vote was 69.2% Dem / 28.5% Rep. Compared to 2020, the margin shifted 0.2 toward Republicans .
Vote Share Over Time
About Charles County, Maryland
Charles County, Maryland has a total population of 170,527, making it the 402nd most populous county in the United States. The median age in Charles County is 38.9 years.
The median household income in Charles County is $122,816, which ranks #48 of 3,222 counties nationwide. This is 63.4% above the national median of $75,149. The poverty rate is 6.9%, lower than the national rate of 12.6%. The unemployment rate stands at 4.7%.
The median home value in Charles County is $428,500, 52.0% above the national median. Renters in Charles County pay a median gross rent of $1,920 per month. The homeownership rate is 82.1%, compared to the national rate of 64.4%.
In Charles County, 33.5% of residents aged 25 and older hold a bachelor's degree or higher, 0.7% below the national average of 33.7%. Health insurance coverage stands at 95.4% of the population. The average commute time for workers is 45.6 min.
Charles County is a diverse community. The largest racial or ethnic group is Black (non-Hispanic) at 48.4% of the population, followed by White (non-Hispanic) (32.0%) and Hispanic or Latino (7.9%).
All data for Charles County, Maryland comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.