Oregon County Flag

Oregon County

State:
Missouri
County Seat:
Alton

Oregon County's 2026 population is estimated at 8,659, reflecting a -0.23% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Oregon County is the 94th largest county in Missouri. The 2010 population was 10,934 and has grown -20.81% since 2010.

8,659
Total Population
11
Population Density (mi²)
94
Population Rank (State)
-20 -0.23%
Annual Population Growth

Oregon County Population

Demographics

Economics and Income Statistics