Charles County Flag

Charles County

State:
Maryland
County Seat:
La Plata

Charles County's estimated 2026 population is 178,898 with a growth rate of 1.25% in the past year according to the most recent United States census data. Charles County is the 9th largest county in Maryland. The 2010 population was 147,159 and has seen a growth of 21.57% since that time.

178,898
Total Population
391
Population Density (mi²)
9
Population Rank (State)
2.2K 1.25%
Annual Population Growth

Charles County Population

Demographics

Economics and Income Statistics