Green Crag is a Lake District fell of 488.7 m in Cumberland. All four of its nearest neighbours are higher, up to Dow Crag at 778 m.
It sits below Harter Fell (Eskdale), only 2.3 km to the north-east and 164.5 m higher. All four of its nearest neighbours lie to the east, so it stands at the western edge of its group. Its nearest higher summit, Harter Fell (Eskdale), is also the hill its key col leads to.