Bonanza Peak is a tall peak in the North Cascades in the U.S. state of Washington and the Glacier Peak Wilderness of the Wenatchee National Forest. At in elevation, it is the highest point in Chelan County, and the highest non-volcanic peak in Washington and the Cascade Range as a whole. Bonanza Peak's prominence is , making it the 26th most prominent peak in Washington. The nearest higher peak is Glacier Peak, to the southwest.