Massachusetts's 12th congressional district
Massachusetts's 12th congressional district is an obsolete district. It was eliminated in 1983 after the 1980 U.S. Census. Its last location was in southeastern Massachusetts and its last Congressman was Gerry Studds, who was redistricted into the tenth district.1790s–1830s
1880s–1900s
1910s
Suffolk County: Boston Wards 13, 14, 15, 16, 17, 20, 24.1920s
Boston.1940s
Boston.1950s–1980s