Carroll County Flag

Carroll County

State:
Maryland
County Seat:
Westminster

Carroll County's estimated 2026 population is 177,854 with a growth rate of 0.21% in the past year according to the most recent United States census data. Carroll County is the 10th largest county in Maryland. The 2010 population was 167,230 and has seen a growth of 6.35% since that time.

177,854
Total Population
397
Population Density (mi²)
10
Population Rank (State)
373 0.21%
Annual Population Growth

Carroll County Population

Demographics

Economics and Income Statistics