Rat snakes are found from New England south through Florida and west through the eastern halves of Texas and Nebraska and north again to southern Wisconsin (Staszko and Walls 1994). Elaphe obsoleta obsoleta (Black Rat Snake) is the most widely distributed common rat snake with a range from New England south through Georgia and west across the northern parts of Alabama, Mississippi, and Louisiana, and north through Oklahoma to southern Wisconsin. There is also an isolated population in southern Canada and northern New York. E. o. quadrivittata (Yellow Rat Snake) is found along the coast of the Carolinas south through Georgia and Florida. E. o. rossalleni (Everglades Rat Snake) has an isolated population in southern Florida, hence, where the Everglades are located. E. o. spiloides (Gray Rat Snake) ranges from southern Georgia and northern Florida west through Mississippi and north to southern Kentucky. E. o. lindheimerii (Texas Rat Snake) can be found in southern Oklahoma, Texas, and Louisiana (Conant and Collins 1998).

 

Biogeographic Regions: Nearctic; Nearctic :: Native