Welcome to St. Sebastian Catholic Church

Saint Sebastian Parish is a family of believers, dedicated to carrying out the mission of Jesus Christ, through prayerful openness to the transforming presence of God, a generous response to God’s many blessings, and respect for all God’s creation.

Learn more about our parish »

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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

  • Amazon Smile - While we encourage parishioners to support local businesses, sometimes it is easier to purchase online. Going to AmazonSmile is a simple and automatic way to support St. Sebastian when you shop on Amazon.com, at no cost to you. Simply go to smile.amazon.com and select “St. Sebastian Congregation – Milwaukee,” then every eligible purchase you make Read More »
  • Giving Tuesday - On Tuesday, December 1, 2015, St. Sebastian Parish is participating in #GivingTuesday, a global day dedicated to giving.  Since its founding in 2012, #GivingTuesday has inspired giving around the world, resulting in greater donations, volunteer hours, and activities that bring about real change in communities. We invite you to join the movement. Click here to learn how Read More »
  • Fr. Joe/Leo Ries Homily - On Sunday, November 22, Fr. Joe quoted from and introduced parishioner Leo Ries, who recently completed the San Camino 482-mile hike in Spain. Click here to read more about Leo’s adventure.
  • Thanksgiving Services - Join us for Thanksgiving services! Wednesday – A joint service with Spirit of Peace Lutheran on 55th & Lloyd. Pie reception afterwards Thursday – A joint service wit St. Catherine Church on 51st & Center.
  • November 22: No 10:30 a.m. Mass - On Sunday, November 22, we are celebrating a Cluster Mass at St. Catherine on 51st & Center. The Mass will begin at 10:00 am.  There is NO 10:30 Mass at Saint Sebs on November 22, and Faith Formation will be held at St. Catherine’s, too. As part of our Cluster Mass celebration, we are hosting a Family Thanksgiving Read More »

All news & announcements »

Upcoming events

Sun, Nov 29Sunday Mass - 8 am @ St. Sebastian Church8:00 am - 9:00 am
Sun, Nov 29Sunday Mass - 10:30am @ St. Sebastian Church10:30 am - 11:30 am
Sun, Nov 29Sunday Mass - 6pm @ St. Sebastian Church6:00 pm - 7:00 pm
Tue, Dec 1Catholicism Series @ St. Sebastian Parish House6:30 pm - 8:00 pm
Wed, Dec 2Weekday Mass @ St. Sebastian Church8:15 am - 9:15 am
Fri, Dec 4Weekday Mass @ St. Sebastian Church8:30 am - 9:30 am