St. Mary's Church is a Roman Catholic church located in down town Bristol. St. Mary's was built in 1855. Mass is presented by Rev. Barry J. Gamache once daily at 8am and three times on Sunday at 8:30am, 10am and 11:30am. Adoration of the Blessed Sacrament is offered on Wednesdays in the Chapel from 8:30am to 9pm. The parish provides adult education as well as CCD and a youth group.
St. Mary's has 50 stained glass windows, which were provided by Franz Mayer of Munich Company, the same company that maintained the stained glass in the Basilica of St. Peter in Vatican City.