Welcome to Saint Sebastian Catholic Church

Proclaim Christ and grow believers through the sacramental life of the church as an inclusive and responsive Catholic community.

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Faith Formation »

Download 2018-19 Materials

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School »

October 20

Mount Mary University

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Catholic Church »

October 3 – 28 in Rome

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A Life of Liturgy

Gain a deeper understanding of the liturgy through this 33-week program of short videos, as part of a year-long program of the Milwaukee Westside Catholic Parishes to study and engage in the Liturgy of the Church.  Click here.

You’re invited to Mass


  • 8:00 a.m. / 10:30 a.m. / 6:00 p.m. Masses – St. Sebastian
  • 9:00 a.m. Mass – St. Catherine


  • 8:30 a.m. Prayer and Communion Service – St. Sebastian


  • 8:30 a.m. Mass – St. Catherine


  • 8:15 a.m. All School Children’s Mass (when school is in session) – St. Sebastian
  • 8:30 a.m. (when school is not in session) – St. Sebastian


  • 8:30 a.m.  Mass – St. Catherine
  • 8:30 a.m. Prayer and Communion Service – St. Sebastian


  • 8:30 a.m. Mass – St. Sebastian

Daily Reading – review the daily Mass readings.

Stay Connected

Stay connected

Click to view the Sunday Bulletin, register to receive newsletters and follow us on Facebook.

First time here?

St. Sebastian offers a welcoming presence to all! Be sure to check out all the ways to get involved – or ways we can serve you. Questions? Call (414) 453-1061 or email saintsebs@saintsebs.org.


Latest news

  • Support Sebs 8th Graders Nov. 5 at Bakers Square - Here’s another chance to help our the St. Sebastian 8th Grade class fund its trip to Washington, DC! On November 5, from 7 a.m. – 11 p.m., go to Bakers Square at 10200 W. National Ave. and have a great dinner. They’ll donate 20% of the payment to the class. IMPORTANT! You must download and Read More »
  • Catholic School Walk - Saturday, October 20, Mount Mary University. Come out and show your appreciation for all that Catholic education provides by participating in the Soles for Catholic Education Walk. Click here to register for $10 or donate to St. Sebastian. Refreshments, music and children’s activities, too.
  • Concord Chamber Orchestra to Perform October 13 - Milwaukee’s Concord Chamber Orchestra will perform “New // Old” on Saturday, October 13, 2018 at 7:00 p.m. at St. Sebastian Church. Click here for tickets and more information. According to the orchestra, “Like all art forms, music navigates the space between its rich history and its push toward the future. Join us as we explore Read More »
  • St. Catherine Food Pantry Needs Food & Volunteers - Longtime St. Sebastian parishioners Terese and Rob Shelledy are now working closely with the St. Catherine food pantry in a gesture that indicates our close cluster relationship. Click here to download a flyer with more information. The pantry located on 51st & Center is open on the second and fourth Saturdays, from 9:30 to 11:00 Read More »
  • Job Description: Night Receptionist and Volunteer Coordinator - Send resume to Joann Perleberg – jperleberg@SaintSebs.org Primary Function The Night Receptionist is responsible for answering the phones and doors and assisting all members of the Parish House in various secretarial tasks upon request. The Volunteer Coordinator serves as the primary office contact person for the use of the volunteer portal. Qualifications · High school Read More »

All news & announcements »

Upcoming events

Wed, Oct 17Weekday Mass @ St. Sebastian Church8:15 am - 9:15 am
Fri, Oct 19Weekday Mass @ St. Sebastian Church8:30 am - 9:30 am
Sat, Oct 20Catholic Schools Walk @ Mount Mary University9:30 am - 12:00 pm
Sun, Oct 21Sunday Mass - 8 am @ St. Sebastian Church8:00 am - 9:00 am
Sun, Oct 21Sunday Mass - 10:30am @ St. Sebastian Church10:30 am - 11:30 am
Sun, Oct 21Sunday Mass - 6pm @ St. Sebastian Church6:00 pm - 7:00 pm
Wed, Oct 24Weekday Mass @ St. Sebastian Church8:15 am - 9:15 am