St. Matthias Chapel, Holy Trinity Parish

St. Matthias Chapel, part of Holy Trinity Parish, is a Roman Rite Catholic parish located in Campbellsport, Wisconsin, within the Archdiocese of Milwaukee. Saint Matthias was one of the seventy disciples of Jesus. Following the ascension of Christ, he was chosen by the apostles to replace Judas Iscariot, thereby becoming one of the Twelve Apostles. He is traditionally believed to have preached the Gospel in Judea and other regions.

The parish offers two weekly Masses, including one on