St. Thomas the Apostle Catholic Church

About this church

St. Thomas the Apostle Catholic Church is a Crystal Lake parish whose mission joins awareness of Christ’s presence with worship, service, evangelization, and community. Founded as a mission in 1846, the parish now worships at Oak Street and Pierson Street campuses and supports a Catholic school, preschool, faith formation, music, youth, prayer, social care, and volunteer ministries. The directory address is the Oak Street church at 451 West Terra Cotta Avenue.

Oak Street hosts the Saturday 4:30 p.m. English Vigil and Sunday English Masses at 7:30, 9:00, 10:30, noon, and 5:30. Pierson Street hosts a Saturday 6:00 p.m. Spanish Vigil and Sunday Spanish Masses at 9:30 and 11:30. Oak Street weekday Mass is Monday through Friday at 6:30 a.m. and 12:10 p.m., plus Saturday at 7:30 a.m.; Spanish Mass meets at Pierson Monday, Tuesday, Thursday, and Friday at 6:00 p.m. Preschool through seventh-grade religious education meets Wednesday 4:30–5:45, with twice-monthly family formation Wednesday evenings. Grades six through twelve gather Wednesday 7:00–8:30 during the school year for faith, friendship, games, and prayer. Public pages do not specify Mass length, dress, parking, accessibility, nursery care, children’s liturgy, child check-in, volunteer screening, Communion guidance for visitors, livestreaming, or reconciliation hours.

Researched from the church’s official website and reviewed August 26, 2026. Sources: Official Mass page, English and Spanish weekend and weekday schedules and campus · Official contact page, Oak Street, Pierson Street, parish-office, school, and pr · Official religious-education page, preschool–grade 7 classes, family formation, · Official youth page, grades 6–12, Wednesday schedule, belonging, prayer, service

Service times

Confirm current times directly with the church before visiting.

Location