Cumberland ( ; locally  ) is a historic county of North West England that had an administrative function from the 12th century until 1974. It was bordered by Northumberland to the east, County Durham to the southeast, Westmorland and Lancashire to the south, and Dumfriesshire in Scotland to the north. It formed an administrative county from 1889 to 1974 (excluding Carlisle from 1914) and now forms part of Cumbria.