Pittsburg County Flag

Pittsburg County

State:
Oklahoma
County Seat:
McAlester

Pittsburg County's 2026 population is estimated at 43,241, reflecting a -0.18% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Pittsburg County is the 23rd largest county in Oklahoma. The 2010 population was 45,799 and has grown -5.59% since 2010.

43,241
Total Population
33
Population Density (mi²)
23
Population Rank (State)
-77 -0.18%
Annual Population Growth

Pittsburg County Population

Demographics

Economics and Income Statistics