Lake, northwestern England. Located in the southeastern Lake District, it is the country's largest lake, 10.5 mi (17 km) long and 1 mi (1.6 km) wide; its area is 6 sq mi (16 sq km). It has a maximum depth of 219 ft (67 m). Part of the Lake District National Park, it is a popular tourist centre.
Learn more about Windermere with a free trial on Britannica.com.