Located west of the Columbia River, north of the Entiat River, and south of Lake Chelan, the range is part of the North Cascades section of the Cascade Range.

The Chelan Range is about 40 mi (64 km) long northwest to southeast and about 8 mi (13 km) wide, southwest to northeast.

The northern end is part of the Glacier Peak Wilderness.

[2] They are all located in the northern part of the Chelan Range.

The highest peak of the southern portion is Stormy Mountain, at 7,198 ft (2,194 m).