Bloomington is an unincorporated community and census-designated place located in southeastern Garrett County, Maryland located at the confluence of the North Branch Potomac River and Savage River. It lies to the west of Luke on Maryland Route 135 and is bounded to the northwest by Savage River State Forest. As of the 2010 census the population …Bloomington is an unincorporated community and census-designated place located in southeastern Garrett County, Maryland located at the confluence of the North Branch Potomac River and Savage River. It lies to the west of Luke on Maryland Route 135 and is bounded to the northwest by Savage River State Forest. As of the 2010 census the population of Bloomington was 305.