Only legal legislated boundaries of neighborhoods. If you don’t see your favorite; it is in one of these
East Boston in 1637
South Boston in 1804
Roxbury, 1868
Dorchester, 1870
West Roxbury, 1874 (separated from Roxbury in 1851)
Charlestown, 1874
Brighton. 1874
Hyde Park, 1912
Mattapan has never been part of Dorchester.