Barton County Flag

Barton County

State:
Missouri
County Seat:
Lamar

Barton County's estimated 2025 population is 11,803 with a growth rate of 0.31% in the past year according to the most recent United States census data. Barton County is the 77th largest county in Missouri. The 2010 population was 12,384 and has seen a growth of -4.69% since that time.

11,803
Total Population
20
Population Density (mi²)
77
Population Rank (State)
36 0.31%
Annual Population Growth

Barton County Population

Demographics

Economics and Income Statistics