Deming Glacier is located on Mount Baker in the North Cascades of the U.S. state of Washington. Between 1850 and 1950, Deming Glacier retreated . During a cooler and wetter period from 1950 to 1979, the glacier advanced but between 1980 and 2006 retreated back . Situated on the southwest slopes of Mount Baker, Deming Glacier is bordered by the Easton Glacier to the east and the Black Buttes ridge to the west.
Deming Glacier was named for the town of Deming, Washington, whose residents built a trail to Mount Baker in 1909.