Geography thumb|Hugo Lake thumb|250px|Map of Choctaw County, 1909 Choctaw County is in southeastern Oklahoma, in 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 , of which is land and (3.7%) is water. The major streams in the county are the Kiamichi River, the Muddy Boggy River and the Clear Boggy River, which all drain into the Red River. Lakes include Hugo Lake, on the Kiamichi River, and Raymond Gary Lake. Choctaw County is the only documented part of Oklahoma, together with McCurtain County, located within the natural range of the American alligator.
Geography thumb|Hugo Lake thumb|250px|Map of Choctaw County, 1909 Choctaw County is in southeastern Oklahoma, in 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 , of which is land and (3.7%) is water. The major streams in the county are the Kiamichi River, the Muddy Boggy River and the Clear Boggy River which all drain into the Red River. Lakes include Hugo Lake, on the Kiamichi River, and Raymond Gary Lake. Choctaw County is the only documented part of Oklahoma, together with McCurtain County, located within the natural range of the American alligator.