Green Hill is a mountain or fell in north west England. Its summit is above sea level. It is located above Cowan Bridge, Lancashire, near Kirkby Lonsdale, Cumbria, and Ingleton, North Yorkshire. Its summit is about 4 kilometres (2½ miles) almost due west of the summit of Whernside. It forms the watershed between the River Dee and the Leck Beck: both are tributaries of the River Lune.