Holt Lake is a glacial lake that drains into the Kakat Lake, approximately 20 kilometres (12 mi) northeast of Bakers Narrows. As a tributary of Mistik Creek, it is part of the Nelson River watershed, in the Hudson Bay drainage basin in the Northern Region of Manitoba, Canada. The lake sits in Churchill River Upland portion of the Midwestern Canadian Shield forests and is surrounded by mixed forest with stands of black spruce, white spruce, jack pine, and trembling aspen. The shoreline is characterized by steeply sloping irregular rock ridges and poorly drained areas of muskeg.