High School Admissions

Welcome to Sion!

Your high school decision is an important one. One that truly has a rippling effect. We consider it a great privilege to introduce to you all the opportunities Sion has to offer. Our hope is that you look to your years at Sion with great anticipation for the friendships you will create, the faith you will grow, and the young woman you will become.

At Sion, we believe in preparing our girls to go into the world with a strong sense of self, rooted in reflection, knowledge, and an enthusiastic commitment to become young women who lead with compassion and courage. Sion’s strong commitment to academic excellence will challenge you to be your best. Our dedicated teachers, counselors, and coaching staff are committed to helping every Sion girl achieve her goals. A Sion graduate is characterized by her confidence, self-assurance, and care for others.

If you want to make a difference, have an impact, and change the world, then Sion is for you.

Visit our Experience Sion page for more details and to register for our upcoming events listed below!

Thursday, December 31
Early Financial Aid Package Materials Deadline

Friday, January 8
Final Deadline for Early Application Materials
  • 8th grade girls who have completed their full application materials by Friday, January 8 will receive their offer package by Monday, January 15, and can enroll in a Step-Up course that will begin Monday, February 2.
  • If you are applying for financial aid, then we will need your full financial aid material by Thursday, December 31 to receive an offer with financial aid package by Friday, January 15.
  • Learn more about our new Step-Up Program to earn Sion High School credit this Spring! Learn more
Saturday, January 9
High School Placement Test Sign up here.

Wednesday, January 13 and Thursday, January 14

Interviews with Early Applicants

Friday, January 15
Sion will Make Offers to Early Applicants for the Class of 2025! 

Monday, January 18
Launch Rolling Admissions
  • Offers will be Extended for the Class of 2025 within two weeks of receiving full application materials.
Monday, January 25
Acceptance Deadline to Enroll in a Spring Step-Up Class
  • Learn more about our new Step-Up Program to earn Sion High School credit this Spring! Learn more.

Monday, February 2
Step-Up Classes Begin!
  • Learn more about our new Step-Up Program to earn Sion High School credit this Spring! Learn more.
Notre Dame de Sion
Grade School for Girls and Boys
3823 Locust Street
Kansas City, MO 64109 
P: 816‑753‑3810 | Email
Notre Dame de Sion
High School for Girls
10631 Wornall Road
Kansas City, MO 64114
P: 816-942-3282 | Email