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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Parish School »

 Looking for a warm and welcoming community for your child? Registration is open for the 2015-16 school year!

Click here to download registration forms »

Our Community »

Join the St. Sebastian CSA – Fresh, Local Organic Vegetables all Summer!

Click here for more information »

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

  • Mike Kamenski & the St. Sebastian Choir on the Go - It’s been a busy couple of weeks for Michael Kamenski, pastoral associate and director of liturgy and music at St. Sebastian. After attending the Notre Dame Liturgical Theology conference on the vocational sacraments, he directed the St. Sebastian choir when it performed at the Catholic Theological Society of America convention, June 11-14 in Milwaukee. He Read More »
  • Dozens of Teens Guide 120 Children at Vacation Bible School - The St. Sebastian parish grounds were filled with youthful energy the week of June 15-19 as it hosted District 12’s Vacation Bible School. With a Mount Everest theme, Conquering Challenges with God’s Mighty Power, 120 children K4-Grade 5 from 10 different parishes learned how God has the power to provide, to comfort, to heal, to forgive Read More »
  • Pope Francis’ Encyclical on the Environment - Pope Francis’ recent encyclical, Laudato Si, emphasizes the work that needs to be done to protect God’s creation, and the St. Sebastian Sustainability Team is working to catalyze change. Everyone is welcome to meet with us and find out more – Tuesday, June 30 at 7 p.m. in the Adult Formation Room. The team will work with staff, Read More »
  • Article about our Farm Partners - Click here to read more about Scotch Hill Farms in this article from OnMilwaukee.com!  
  • Welcoming Our Neighbors at Mother of Good Counsel - From Fr. Larry: We pray in the name of the Father and of the Son and of the Holy Spirit – so why not have a special annual celebration to praise, to thank, and above all to deepen our relationship with the fullness of God – a “TRINITY SUNDAY!” On this Trinity Sunday I am Read More »

All news & announcements »

Upcoming events

Mon, Jun 29 - Fri, Jul 24Summer Academy @ St. Sebastian School8:00 am - 3:00 pm
Wed, Jul 1Weekday Mass @ St. Sebastian Church8:15 am - 9:15 am
Fri, Jul 3Weekday Mass @ St. Sebastian Church8:30 am - 9:30 am
Sun, Jul 5Sunday Mass - 8 am @ St. Sebastian Church8:00 am - 9:00 am
Sun, Jul 5Sunday Mass - 10:30am @ St. Sebastian Church10:30 am - 11:30 am
Sun, Jul 5Sunday Mass - 6pm @ St. Sebastian Church6:00 pm - 7:00 pm
Wed, Jul 8Weekday Mass @ St. Sebastian Church8:15 am - 9:15 am
Fri, Jul 10Weekday Mass @ St. Sebastian Church8:30 am - 9:30 am
Sun, Jul 12Sunday Mass - 8 am @ St. Sebastian Church8:00 am - 9:00 am
Sun, Jul 12Sunday Mass - 10:30am @ St. Sebastian Church10:30 am - 11:30 am