Welcome to St. Sebastian Parish School

St. Sebastian’s K4-8 Parish School — YOUR neighborhood’s GREAT school — more than 100 years in the making!

As a parish school since 1913, we build our program on the foundation of our Catholic faith. We strive for a high level of academic achievement in our core curriculum.

We hope you can find everything you’re looking for on this website but if not, please contact us directly.

Learn more »

8th Grade Class sees Nation’s Capital »

Learn about the D.C. Trip – See Video and Pictures!


Find us

School address

1747 North 54th Street
Milwaukee, WI 53208
Google map & directions »

School email


Phone numbers

School Office: 414-453-5830
Hot Lunch Program: 414-453-6850
PAL Program: 414-453-8944

PowerSchool Sign In:


Volunteer Portal Access:
 Safeguarding Information:

View our school’s Wisconsin Department of Public Instruction Report Cards from the 2015-16 school year:

Useful links on DPI’s website: Educational Options


Latest news

  • Final School Days – Note Changes - Wednesday, 6/7: ALL-SCHOOL FINAL MASS / MOVE UP DAY FOR 7TH GRADE / K5 GRADUATION / LAST DAY FOR K4 & K5: This year, our final All-School Mass will be held on WEDNESDAY (not Friday – however, see notes below on Friday / CLOSING DAY plans). During Mass, we will celebrate and recognize both K5 Read More »
  • Volleyball Registration -LAST CALL - FORMS NEEDED BY MAY 30th: Parents, if your 5th grade and middle-school children are interested in playing Volleyball next fall, please make sure you register them before the May 30 deadline. Registration forms are available online at http://bit.ly/SebsYAC or in the St. Sebastian School Office. Payment should be by check or money order (no cash, Read More »
  • Did you lose something? - Before you leave for the school year, be sure to check the Lost & Found box. The Lost & Found is located downstairs across from the cafeteria entrance. Please visit the Lost & Found to claim your child’s missing items, many of which are in pristine condition: lunchboxes, jackets, sweatshirts, water bottles, etc. Unclaimed items will Read More »
  • Uniforms to Share, Spring Dress Code - Uniforms to Share Did you know St. Sebastian School has a free uniform swap? Found just outside the school office is an overflowing bin filled with uniforms our students have outgrown. During school office hours, feel free to look for “upgrades” for your child, and please donate any uniforms that no longer fit. Our kids outgrow Read More »
  • Lunchtime Volunteers Needed! - We need YOU! If you are able to help out with lunchroom or playground supervision, please contact Mrs. Lori Golomski at golomskil@archmil.org or (414) 453-5830. Any help you can give is greatly appreciated. You must have completed SafeGuarding training and consent to a background check to volunteer.

All news & announcements »