Mormon members belong to stakes, districts, and branches in a temple district, like the Boston Massachusetts Temple Temple District, which grows as members join the Church

Boston Massachusetts Temple

Temple District Chronological

Congregations are organized into stakes, districts, and branches, which belong to a temple district. Following are the stakes belonging to the Boston Massachusetts Temple District listed in order of creation.
The Boston Massachusetts Temple serves members from 13 stakes based in Connecticut, Maine, Massachusetts, New Hampshire, New York, and Rhode Island:

Boston Massachusetts StakeMay 20, 1962
Hartford Connecticut StakeSeptember 18, 1966
Augusta Maine StakeJune 23, 1968
Albany New York StakeJune 8, 1969
Nashua New Hampshire StakeMarch 22, 1970
Providence Rhode Island StakeMarch 20, 1977
Hingham Massachusetts StakeAugust 30, 1981
New Haven Connecticut StakeAugust 30, 1981
Concord New Hampshire StakeSeptember 6, 1981
Exeter New Hampshire StakeSeptember 6, 1981
Bangor Maine StakeApril 20, 1986
Springfield Massachusetts StakeJune 28, 1987
Cambridge Massachusetts StakeOctober 18, 1998
Boston Massachusetts TempleDedicated October 1, 2000