St. William Catholic Church

Name: St. William Catholic Church
Address: 5411 Mahoning Ave NW, Warren, OH 44483, Warren, OH, US
Telephone: (330) 847-8677

Warren, Ohio

Address5411 Mahoning Ave NW, Warren, OH 44483

DenominationCatholic

Phone(330) 847-8677

Last updated May 2026

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Map showing location of St. William Catholic Church

~2,003

estimated members

Based on ARDA 2020 data, this is likely one of 15 Catholic congregations in Trumbull County, OH, with an average size of approximately 2,003 members. Catholic accounts for 31% of the county's 299 congregations.

Source: ARDA 2020 Religious Congregations & Membership Study

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