Ranked the #1 Catholic High School in the Kansas City Area on Niche.com
Voted the Best Private School In Kansas City by the Kansas City Star

High School Admissions

BELOW ARE KEY DATES FOR THE 25-26 SCHOOL YEAR ADMISSIONS PROCESS.

Saturday, November 16, 2024
Placement Test Prep Course (Optional)
  • 8th grade students interested in attending Sion are invited to join our optional test prep course. The course, taught by Sion’s incredible faculty, will cover the four content areas of the PreACT 8/9 as well as test taking strategies. The cost of this course is $100 and includes lunch. 
  • Students may still register to take the Placement Test even if they do not take this Prep Course - the course is OPTIONAL

Sunday, December 1, 2024

Application Deadline for Early Acceptance

Saturday, December 7, 2024
High School Placement Test - Hosted at Sion
  • Registered students interested in attending Sion will take the PreACT 8/9. If your daughter needs accommodations during testing, please email our Admissions Director, Katie Glatz, with a current 504 or learning plan in order to register for extended test time.

Tuesday, December 31, 2024

Financial Aid Materials Deadline for Early Acceptance
  • The financial aid application will go live Tuesday, October 1, 2024. You can read more about need-based financial aid here.

Thursday, January 9, 2025

Final Deadline for all Early Acceptance Materials
  • 8th grade girls who have completed their full application materials by Thursday, January 9th will receive their offer package by Friday, January 17, 2025.
  • If you are applying for financial aid, then we will need your full financial aid materials by Tuesday, December 31, 2024 to receive an offer with a financial aid package by Friday, January 17, 2025.

Wednesday, January 15, 2025 and Thursday, January 16, 2025

Interviews with Early Applicants

Friday, January 17, 2025
Sion will Make Offers to Early Applicants for the Class of 2029!

Monday, January 20, 2025
Launch Rolling Admissions
  • Offers will be Extended for the Class of 2029 within two weeks of receiving full application materials.

Saturday, January 25, 2025

Additional Placement Test Date for the PreACT 8/9
9:00 am - 12:00 pm
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