Thorntons Creek is a long 3rd order tributary to the Cape Fear River in Harnett County, North Carolina.
Thorntons Creek rises in a pond about 1.5 miles northwest of Coats, North Carolina and then flows southwest to join the Cape Fear River about 2 miles northwest of Erwin, North Carolina.
Thorntons Creek drains of area, receives about 47.6 in/year of precipitation, has a wetness index of 484.72 and is about 24% forested.