Mount Marion is a mountain in New York's Catskill Mountains, north of Kingston and part of the elevations that rise west of the Hudson Valley. Nearby landmarks place Mount Airy to the north-northeast, Overlook Mountain to the west-northwest, and Halihan Hill to the south-southwest. The available information establishes its setting within the Catskill landscape and its relationship to surrounding peaks, but provides no further details about its elevation, history, or development.