Jarvis Lake is located in William Switzer Provincial Park, There are five lakes and a creek in the park, Jarvis Lake being the southern-most lake.
There is a large day-use area which includes a boat launch, dock, washrooms, playground, swimming area and picnic site. There is a campground with separate docks.
This is a canoe route along Jarvis Creek that runs about 4km, starting where Highway 40 crosses the creek near Kelley’s Bathtub and ending at the Graveyard campground. This route can be paddled both ways.