Oklahoma city located south of a wilderness area spanning over 5000 acres has the population ranking of fifth-largest.
The Charon's Garden Wilderness Area is part of the Wichita Mountains Wildlife Refuge in southwestern Oklahoma and is managed by the US Fish & Wildlife Service. 
 It is located to the west of Medicine Park, Oklahoma and north of Lawton, Oklahoma. 
 The wilderness area, dominated by rugged granite mountains, oak forests, and mixed grass prairies, covers 5723 acre in the western portion of the Refuge. 
The city of Lawton is the county seat of Comanche County, in the State of Oklahoma. 
 According to the 2010 census, Lawton's population was 96,867, making it the fifth-largest city in the state. 
