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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  • Fr. Dick's Reception - 6-14-14
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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

  • New Hospitality Handbook Aids Ushers & Greeters - Who’s the first person you usually see at St. Sebastian? Often it’s the greeter or usher, welcoming you and providing a worship aid. Hospitality ministers are the official host of the Eucharist celebration – someone whose presence, conversation and actions speak a genuine desire that all who come to the liturgical event enjoy their time together. Read More »
  • Catholic Youth Ministries Coed Volleyball - The CYM Volleyball League gives high school teens an opportunity to reconnect with old grade school friends and to meet new ones. All parish members, grades 9-12, attending a Catholic high school or St. Sebastian Faith Formation are eligible to play. Games are against other parish teams on Sunday afternoons beginning October 25 ending with a tournament the weekend Read More »
  • Art is Alive & Well in the Mountains of El Salvador - By Sandy Swietlik Staying at the home of Marta and Fidel offers a fantastic view of anyone or any vehicle that comes into or goes out of Teosinte.  As I was unpacking and getting settled in, I saw a group of young students walking up the road past the house. Click here to read the complete story.
  • Safe Environment Education Training for Staff and Volunteers - Safe environment education training is available at St Sebastian on Monday, August 31, 2015, 6:30 to 9:30 p.m.  All volunteers at St. Sebastian who enter into ministry  involving regular contact with children and young people must participate in the training. Click here to learn more.
  • Fr. Joe’s Homily: Religion & Choices - Religion has been reduced to a cup of coffee.  The varieties of religion, times of services, the music served, the sermons heard, the kind of folks surrounding you, the “how much push for money,” the educational needs of your kids for you to be in “this church” all add up to a cup of anxiety-driven Read More »

All news & announcements »

Upcoming events

Thu, Sep 3K4 Early Dismissal @ St. Sebastian School8:00 am - 11:30 am
Thu, Sep 3Parent Coffee @ St. Sebastian School Playground8:00 am - 9:00 am
Fri, Sep 4K4 Early Dismissal @ St. Sebastian School8:00 am - 11:30 am
Fri, Sep 4Weekday Mass @ St. Sebastian Church8:30 am - 9:30 am
Sun, Sep 6Sunday Mass - 8 am @ St. Sebastian Church8:00 am - 9:00 am
Sun, Sep 6Sunday Mass - 10:30am @ St. Sebastian Church10:30 am - 11:30 am