Cascade Peak is a mountain summit located in Skagit County of Washington state. It is in the North Cascades, which is a subrange of the Cascade Range. The peak is situated above Cascade Pass, on the shared border of North Cascades National Park and Glacier Peak Wilderness. The nearest higher peak is Johannesburg Mountain, to the west-southwest, and The Triplets stand guard to the east-southeast. Surface runoff from the mountain drains into the Cascade River.