Windermere or Lake Windermere is a ribbon lake in Cumbria, England, and part of the Lake District. It is the largest lake in England by length, area, and volume, but considerably smaller than the largest Scottish lochs and Northern Irish loughs.The lake is about 11 miles (18 km) in length and 1 mile (1.6 km) at its widest, has a maximum depth of 64 metres (210 ft), and has an elevation of 39 metres (128 ft) above sea level.