Called to be a LIGHT to each other...
Grow in the faith
Join RCIA or take part in one of our Adult Faith Formation classes
Learn about the Sacraments of
the Roman Catholic Church
Become an active part of the St. William Parish family by joining one (or two) unique and interesting ministries.
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5411 Mahoning Ave. NW
Warren, Ohio 44483
Parish Office Hours:
Monday – Thursday 8:30 a.m. – 4:30 p.m.
Friday 8:30 a.m.- 3:00 p.m.
Saturday: 5:00 p.m.
Sunday: 8:30 a.m. & 11:00 p.m.
8:30 a.m. & 10:30 a.m. (Summer)
Daily Mass: Tuesday-Friday 8:30 a.m.
Holy Days: 8:30 a.m. and 7:00 p.m.