Nimpo Lake is a freshwater lake in the Chilcotin District of British Columbia, Canada. It is located near Bella Coola, and has an area of 9.88 km². It is a popular tourist destination, with three main resorts nearby. It is popular with anglers fishing for rainbow trout, and was the venue of the 1993 Commonwealth Fly Fishing Championships. The First Nations reserve community of Nimpo Lake is located on the lake's eastern shore.
The Nimpo Lake Water Aerodrome is also located nearby.