McCurtain County's location in southeastern Oklahoma places it within a 10-county area designated for tourism purposes by the Oklahoma Department of Tourism and Recreation as Choctaw Country.
 According to the U.S. Census Bureau, the county has a total area of 1,902 square miles (4,930 km²), of which 1,850 square miles (4,800 km²) is land and 52 square miles (130 km²) (2.8%) is water.

It is the third-largest county in Oklahoma by area.
The terrain of McCurtain county varies from the foothills of the Ouachita Mountains in the  northern part of the county to the rich Red River bottoms of the southern part.
 Sections of the Mountain Fork and Little River drainages lie in McCurtain county.
 Glover River originates in McCurtain County and flows 33.2 miles (53.4 km) to its confluence with Little River southeast of Wright City.
 Broken Bow Lake was created in 1968 by damming the Mountain Fork River.
Mountain Fork river is one of the two year round trout fisheries in the state.
The lowest point in the state of Oklahoma is located on the Little River in McCurtain County, where it flows out of Oklahoma and into Arkansas.

The county also contains McCurtain County Wilderness Area, a 14,087 acre tract created in 1918 and managed by the Oklahoma Department of Wildlife Conservation.
McCurtain County's location in southeastern Oklahoma places it within a 10-county area designated for tourism purposes by the Oklahoma Department of Tourism and Recreation as Choctaw Country.  According to the U.S. Census Bureau, the county has a total area of 1,902 square miles (4,930 km²), of which 1,850 square miles (4,800 km²) is land and 52 square miles (130 km²) (2.8%) is water.
It is the third-largest county in Oklahoma by area. The terrain of McCurtain county varies from the foothills of the Ouachita Mountains in the  northern part of the county to the rich Red River bottoms of the southern part.  Sections of the Mountain Fork and Little River drainages lie in McCurtain county.  Glover River originates in McCurtain County and flows 33.2 miles (53.4 km) to its confluence with Little River southeast of Wright City.  Broken Bow Lake was created in 1968 by damming the Mountain Fork River. Mountain Fork river is one of the two year round trout fisheries in the state. The lowest point in the state of Oklahoma is located on the Little River in McCurtain County, where it flows out of Oklahoma and into Arkansas.
The county also contains McCurtain County Wilderness Area, a 14,087 acre tract created in 1918 and managed by the Oklahoma Department of Wildlife Conservation.
McCurtain County, Oklahoma