Contact & Location for St. Sebastian's Catholic Church
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Service Times for St. Sebastian's Catholic Church
Sunday 7:00 AM
Mass
Sunday 9:00 AM
Mass
Sunday 11:00 AM
Mass
Monday 7:00 AM
Mass
Tuesday 7:00 AM
Mass
Wednesday 7:00 AM
Mass
Thursday 7:00 AM
Mass
Friday 7:00 AM
Mass
Saturday 5:00 PM
Mass
From the church’s website · checked Oct 2026
Plan your visit
Parking
Turn onto Bon Air Road and make a quick right turn into the parking lot.
What their website says
Turn onto Bon Air Road and make a quick right turn into the parking lot.
Leadership
Rev. Bill Thornton
Pastor
What their website says
Rev. Bill Thornton - Pastor
About St. Sebastian's Catholic Church
St. Sebastian's Catholic Church is a welcoming Catholic parish located in Greenbrae, California, serving the local community with a mission focused on soul salvation and lifelong faith formation. The church offers multiple daily and weekend Masses, emphasizing Eucharistic worship and a commitment to serving all people through love and spiritual guidance.
First-Time Visitor Info for St. Sebastian's Catholic Church
Dress Code: Most Catholic churches observe a tradition of modest, respectful attire for Mass, though specific dress code requirements are not specified on the parish website.
Service Format: St. Sebastian's offers Saturday evening Mass at 5:00 pm and Sunday Masses at 7:00 am, 9:00 am, and 11:00 am, with weekday Masses Monday–Friday at 7:00 am, centered on the Eucharist and the sacramental life of the Church.
Visitor Tips: Confession is available Saturdays from 3:00–4:30 pm and Wednesdays from 7:00–8:00 pm, and the church welcomes all visitors as part of its welcoming Catholic community; in case of emergency or a sick call, contact 415-461-0704.
Groups & programs
RCIA
What their website says
RCIA Rite of Christian Initiation – preparation of adult candidates for Catholic sacraments.
CYO Basketball
What their website says
CYO Basketball program for 3rd grade through 8th grade.
Parish School of Religion (PSR)
What their website says
Parish School of Religion (PSR)
Ministry, leadership and visit details above come from the church’s own website. They can change, so please confirm with the church.
Note: Church information may be outdated. Please verify details with the church directly before visiting.
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