St. Thomas the Apostle Parish - Holy Trinity Church
West Mifflin, Pennsylvania
Address
529 Grant Ave ExtDenomination
CatholicLast updated September 2026
1,000-5,000
estimated members
This is likely one of 176 Catholic congregations in Allegheny County, PA. Catholic accounts for 60% of the county's 1,131 congregations.
This estimate comes from ARDA 2020 data for churches of this size and denomination in the county.
Nearby churches in West Mifflin
Holy Trinity Catholic Church
0 ftCatholic
Grant Avenue Extension, West Mifflin, PA, 15122
Source Church of Pittsburgh
0.5 miNon-Denominational
1922 Pennsylvania Ave, West Mifflin, PA 15122
Abundant Faith in Christ Fellowship
0.6 mi271 Zewe Alley, Duquesne, Pennsylvania, 15110, United States
Oasis Ministries Inc.
0.6 miNon-Denominational
2017 Pennsylvania Ave
St. Thomas the Apostle Parish - Saint Joseph Church
0.7 miCatholic
817 Grant Ave
St. Thomas the Apostle - St Agnes Church
0.7 miCatholic
622 St Agnes Ln
Explore more
Continue on BibleTimes
Free scholarly tools for reading and studying Scripture.