Glacier is a census-designated place in the North Fork Nooksack River Valley, at an elevation of 906 ft., just 10 miles northwest of the Mount Baker Summit towering nearly 10,000 ft above it, in Whatcom County, Washington, United States. The population was 300 at the 2020 census.

The Nooksack River is a river in western Whatcom County of the northwestern U.S. state of Washington, draining extensive valley systems within the North Cascades around Mount Shuksan, Mount Baker and the Twin Sisters, and a portion of Fraser Lowland south of the Canada–United States border.