Bridger, South Dakota
Bridger is an unincorporated community and census-designated place (CDP) in Ziebach County, South Dakota, United States, within the Cheyenne River Indian Reservation. The population was 48 at the 2020 census. It was first listed as a CDP prior to the 2020 census. It is in the southwest corner of the county,  north of the Cheyenne River, which forms the border with Haakon County to the south. Bridger is also  east of South Dakota Highway 34, which leads  west to Sturgis and east  to Pierre. Demographics

References 

Census-designated places in Ziebach County, South Dakota
Census-designated places in South Dakota