Blue Hills is a community in Hartford County, Connecticut, United States, encompassing the northwestern corner of the city of Hartford and the southeastern corner of the town of Bloomfield. The Bloomfield portion is listed by the U.S. Census Bureau as a census-designated place, with a population of 2,762 at the 2020 census. Blue Hills is home to many schools and homes. Including the portion in Hartford, it has roughly 10,000 residents, and has several schools and one university located there.