St. William Catholic Church, under the leadership of Fr. John Hanley, OMI, is celebrating its 75th anniversary in 2010. The largest church in Tewksbury, St. William has approximately 3,900 local families on its rolls. The picturesque campus includes the sancturay, rectory, activity hall and the former St. William School. Founded by the Oblates of Mary Immaculate, St. William has active men's women's and youth ministries. The church also plays host to the Troop 49 Boy Scouts and Pack 49 Cub Scouts.
- Hours: Masses Sat. 4:00 p.m. Sun. 7:30, 9:30, 11:30 a.m., and 5 p.m. Family Mass: 9:30 a.m., Lower Church Weekdays: 9 a.m. and 5:30 p.m. Rectory hours: Mon-Thurs - 9 a.m. to 5 p.m. Fri. - 9 a.m. to 4 p.m. Sat. 9 a.m. to 5 p.m. Sun 9 a.m. to 1:30 p.m.
- Handicap Accessible: Yes
- Parking: Free lot
- Denomination: Catholic
- Congregation size: 3,900
- Services: Choir/music programs, Missionary programs, Study groups, Youth programs
- Recreational facilities: Yes