Lees (pop. 10,100) is a suburb and village within the Metropolitan Borough of Oldham, in Greater Manchester, England. It lies amongst the Pennines on elevated ground on the east side of the River Medlock, east of Oldham, and east-northeast of Manchester. Historically, Lees has been positioned on the Lancashire side of the ancient county boundary with the West Riding of Yorkshire, giving rise to a part of Lees being known locally as County End.