Kojle (Lithuanian: Kalis) is a lake in Suwałki Region, Podlaskie Voivodeship, Poland. It is situated in the Suwaki Landscape Park. It is oval-shaped with numerous bays on the south side. It has a muddy bottom and is overgrown by rushes. It is 17 hectares (42 acres) large, 0.65 kilometres (0.40 miles) long, 0.4 kilometres (0.25 miles) wide and 33 metres (108 ft) deep. Kojle is connected to Perty Lake.

Jezioro Kojle
Kojle Lake
Kalis (Lithuanian)
Jezioro Kojle Kojle Lake is located in Poland
Jezioro Kojle Kojle Lake
Jezioro Kojle
Kojle Lake
LocationSuwałki Region, Podlaskie Voivodeship, Poland
Coordinates54°16′33″N 22°53′30″E / 54.27583°N 22.89167°E / 54.27583; 22.89167
Max. length0.65 km (0.40 miles)
Max. width0.4 km (0.25 miles)
Surface area17 ha (42 acres)
Average depth33 m (108 ft)