Suffolk County is located in the Commonwealth of Massachusetts, in the United States. As of the 2020 census, the population was 797,936, making it the fourth-most populous county in Massachusetts. The county comprises the cities of Boston,... Wikipedia
Area: 120 mi²
County seat: Boston
Population: 766,381 (2022)
Congressional districts: 5th, 7th, 8th
Founded: May 10, 1643
Named for: Suffolk