St. Pius X Admissions Timeline

This timeline is a combination of the St. Louis Archdiocese's Catholic High School admissions process and St. Pius X High School admission events leading to the 2023-2024 school year.

St. Pius X accepts applications for admission throughout the year. Students wishing to transfer during the school year should review the transfer page.


  • St. Pius X accepts applications year-round. 

September 2023

High School Nights provide parents and students in 6th, 7th, and 8th grades an opportunity to hear from representatives of Catholic high schools in the St. Louis Archdiocese about their programs and policies. Families will have the choice to attend three different 20-minute presentations. Doors open at 6:00 PM and the evening ends at 8:00 PM. St. Pius X is participating in the following High School Nights.

  • Thursday, September 7 at Bishop DuBourg
  • Monday, October 9 at Vianney

October 2023

  • High School Nights 
    • Monday, October 9 at Vianney High School
    • 8th Grade Day- Wednesday, October 11, 2023- All eighth grade students are invited to St. Pius X to participate in our annual Eighth Grade Day. This event is scheduled during Homecoming Week so students may witness firsthand the culture and school spirit at St. Pius X.  Students can wear their uniform bottoms or jeans with a school shirt or St. Pius X shirt and tennis shoes.
    • St. Pius X Open House Sunday, October 22, 11 am - 2 pm - Open House includes opportunities to meet faculty, staff, coaches, and students. You can tour the campus and learn more about life as a Lancer from our team of student ambassadors as well as areas such as our innovative house system, our lunch hour program, and college counseling. We also hold a drawing for a one-year partial tuition voucher.
  • Public school students who are not PSR participants need only submit the StPX application.

Applications are OPEN!

November 2023

  • Archdiocesan applications for current 8th graders are due by Monday, November 13. 
  • Records for students who have applied to St. Pius X and attend Archdiocesan high schools will be sent by their current schools to StPX no later than Friday, December 1. Records are also sent for PSR students at this time.

January 2024

  • Wednesday, January 10 - First-semester report cards for applicants will be sent by grade schools to St. Pius X.
  • Interviews St. Pius X hosts mandatory interviews with 8th-grade students who have applied for admission on Saturday, January 13. 
  • Tuesday, January 16 - Archdiocesan-based financial aid applications open.
  • Friday, January 26 - Admissions Letters delivered

February 2024

  • Saturday, February 3 - Class of 2027 Placement Test
  • Class of 2028 Placement Test Makeup Date - February 6
  • February 23 - StPx financial aid application deadline
  • February 27 - Deadline to apply for Archdiocesan-based financial aid.
  • Induction Night Thursday, February 29 - This event is for all recently accepted students so they can meet St. Pius X faculty, staff, and students, as well as each other, while parents are given an opportunity to meet with StPX administrators. This is where incoming freshmen learn about their house assignments.

March 2024

  • March 5 - Spring Open House from 5:00-7:00 PM
  • St. Pius X Scholarships & Awards deadline 

May 2024

  • Financial aid packages are distributed to students at the end of May.