St. Sebastian
About St. Sebastian
St. Sebastian in Byron Center, southwest of Grand Rapids, features both a main church and a historic church on campus, joined by a Blessed Sacrament Chapel dedicated in October 2025. The Diocese of Grand Rapids parish offers Tuesday, Thursday, and Friday morning Masses, a Saturday vigil, and two Sunday Masses, with active ministries spanning the Knights of Columbus, Children's Liturgy of the Word, and a dedicated 50+ community program.
St. Sebastian is a Roman Catholic parish in Byron Center, Michigan, part of the Diocese of Grand Rapids. The parish offers Mass 6 times per week, including Sunday at 9 AM and 11 AM. Eucharistic Adoration is offered — see schedule below. View the full schedule below.
Mass Schedule
Sunday
Tuesday
Thursday
Friday
Saturday
Mass and sacrament times can change for holy days, seasons, and special events. Please confirm directly with the parish before visiting.
Eucharistic Adoration
Programs & Ministries
RCIA / OCIA (Becoming Catholic)
RCIA / OCIA
Schedule: Tuesday, 6:30 PM
Order of Christian Initiation of Adults (OCIA) Are you or someone you know interested in becoming Catholic? Inquiry sessions are Tuesday evenings beginning at 6:30pm in the Parish Hall. Babysitting Mi
Faith Formation & Religious Education
Faith Formation
Faith Formation At the heart of our parish community is a lifelong journey of growing in faith, love, and understanding of God's Word. Our Faith Formation programs provide opportunities for all ages:
Frequently Asked Questions
What are the Mass times at St. Sebastian? ▼
St. Sebastian Mass times: Sunday at 9 AM, 11 AM. Weekday Mass is also celebrated on Tuesday, Thursday, Friday.
Is there a Saturday Vigil Mass at St. Sebastian? ▼
Yes, St. Sebastian celebrates Saturday Vigil Mass at 5 PM. The Saturday Vigil Mass fulfills the Sunday Mass obligation for Catholics.
Does St. Sebastian have daily Mass? ▼
Yes, St. Sebastian offers daily Mass on Tuesday, Thursday, Friday. Common weekday Mass times: 9 AM.
Where is St. Sebastian located? ▼
St. Sebastian is located at 9408 Wilson Ave SW, Byron Center, MI 49315. Get directions using the "Directions" button on this page.
Does St. Sebastian have Eucharistic Adoration? ▼
Yes, St. Sebastian offers Eucharistic Adoration. Schedule: Friday 8 AM - 9 AM.