Brighstone Forest is located in the southwest of the Isle of Wight. It is the largest forest on the Isle of Wight, being just a few hectares larger than Parkhurst Forest. It is spread over a number of hilly ridges which form the backbone of the Isle of Wight. From west to east the ridges are Chessell Down, Westover Down, Brighstone Down, Newbarn Down, Rowborough Down and Idlecombe Down.