Pinehouse Lake is a lake in the center of the Canadian province of Saskatchewan. The water area is 373 km ², the total area including islands 404 km ².
The northern part of the lake is drained by the Churchill River to the east. Upstream and 60 km to the west lies the Lac Île -à -la- Crosse. 80 km east of Pinehouse Lake Lac la Ronge is the.