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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Faith Formation »

Faith Formation Programs Begin September 13

Click here for Registration Information »

Our Community »

Fun and Fundraising at the October 24 Parish Auction

Click here to register! »

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

  • Online Auction Bidding is Open! - We are thrilled to start this year’s auction early with preview bidding – whether or not you’re attending the event! Just register at http://bit.ly/SebAuction2015, and you’ll receive a special link that allows you to go online and begin bidding BEFORE the auction. If you’re not able to attend, just donate $25 and you can still Read More »
  • Message from Fr. Larry - Autumn greetings! Sunday, October 4 is the Feast of St. Francis of Assisi, and buoyed by Pope Francis’ recent visit to the United States, St. Sebastian parish is embracing the day with new enthusiasm! At mass, we will ask for God’s blessings on all the animals of the earth. Please bring a picture, pet toy (but Read More »
  • New Online Sustainability Survey - We are all called to respect God’s creation and to honor the sanctity and diversity of all life, especially the most vulnerable, on our shared planet.  Through education and action your parish Sustainability Team seeks to promote social and environmental justice in faith-filled and inclusive ways in our parish communities and beyond. We want to Read More »
  • Fr. Joe’s Homily: First World Dilemma - I apologize for having to trouble you with this today but it’s been weighing heavily on my mind for several weeks now and I can’t keep seem to get it out of my mind.   Yes, there have been sleepless nights and yes, alcohol has been involved…but, well, here I go. Click here to read the entire Read More »
  • Pope Francis’ Apostolic Journey to the United States - Pope Francis’ historic apostolic journey in the United States is exciting for everyone who will witness his presence, but there are plenty of ways to be involved as many events and Masses are televised. Click here to see the official schedule. Read about the Meeting of Families in Philadelphia. Learn more about what the Milwaukee Archdiocese Read More »

All news & announcements »

Upcoming events

Wed, Oct 14Weekday Mass @ St. Sebastian Church8:15 am - 9:15 am
Fri, Oct 16Weekday Mass @ St. Sebastian Church8:30 am - 9:30 am
Sat, Oct 17Trivia Night @ St. Sebastian Church Hall6:00 pm - 9:00 pm
Sun, Oct 18Sunday Mass - 8 am @ St. Sebastian Church8:00 am - 9:00 am
Sun, Oct 18Sunday Mass - 10:30am @ St. Sebastian Church10:30 am - 11:30 am