Bridger is a census-designated place (CDP) in Gallatin County, Montana, United States. It comprises the Bridger Bowl Ski Area and some nearby residences on the eastern side of the Bridger Range in southwestern Montana. As of the 2010 census the Bridger CDP had a population of 30.
Montana Highway 86 forms the eastern edge of the CDP, leading north and east to Wilsall and south and west to Bozeman. Bridger Creek, a tributary of the Gallatin River, flows southwards through the eastern part of the CDP.
According to the U.S. Census Bureau, the Bridger CDP has a total area of , of which , or 0.16%, is water.