Chair Peak is a mountain summit located in east King County of Washington state. It's part of the Cascade Range and is set within the Alpine Lakes Wilderness. Chair Peak is situated three miles northwest of Snoqualmie Pass on land managed by Mount Baker-Snoqualmie National Forest. Precipitation runoff from this mountain drains into tributaries of the Snoqualmie River. Chair Peak is located immediately south of Snow Lake which is a popular hiking destination. The nearest higher neighbor is Kaleetan Peak, to the west-northwest.