The Groton Interfaith Community connects and unites many of the diverse faith communities in the Groton area, thanks to the active participation of the following groups and organizations:
- Christian Union Church
- First Parish Church, Unitarian Universalist
- Groton Jewish Community Group
- Groton Muslim Community
- Groton Native American Community
- The New England Shirdi Sai Parivaar Temple
- Our Lady of Grace Parish Groton, Pepperell, Dunstable
- Shepherd of the Valley Lutheran Church
- Union Congregational Church