Pigeon Lake is a prominent member of the Kawartha Lakes chain in Central Ontario, forming a key part of the Trent–Severn Waterway. This long, narrow lake stretches 27 kilometers (17 miles) in length with a maximum width of 3 kilometers (1.9 miles), covering a surface area of 5,344 hectares (13,210 acres). It reaches a maximum depth of 17 meters (56 feet) and sits at a surface elevation of 246 meters (807 feet). The lake is part of a tri-lake system with Buckhorn Lake and Chemong Lake, connected via the Gannon Narrows. The shoreline is shared by the City of Kawartha Lakes, the Municipality of Trent Lakes, and the Municipality of Selwyn, with major communities including Bobcaygeon at the northwest end and Omemee to the south. The lake features numerous islands, such as Big Island, Jacob Island, and White Island.