Martin’s Fork State Natural Area protects Martin's Fork, a scenic high-quality mountain stream part of the Kentucky Wild Rivers System which originates in the higher elevations of Cumberland Gap National Historical Park. Dedicated into the preserve system on March 8, 2006, this 1,601-acre site is located on Cumberland and Brush mountains in Harlan County.
Martin’s Fork and its watershed constitute a significant natural resource for Kentucky. Nine plants and three animals listed by the commission as endangered, threatened or special concern are known from the property. The property protects six natural community types and one new state record insect. The area is open for hiking, nature study and wildlife-related recreation, including hunting in accordance with regulations established by KDFWR.