School Portal
The secure portal is for parents, students, and staff.
Welcome to the School Portal, a digital resource for current families! Below, you'll find public information such as the all-School calendar of events, key phone numbers and dates, athletic information, and more.
Parent Communication
- Communications Overview
- Principia Parents Association (PPA)
- Secure Portal Access Information
- Dining Services, by Sage: Welcome | Sage Listened | Menu
Contact Information
Phone Numbers
-
Principia Hotline
314.514.3000 -
Sports Hotline
314.275.3580 -
Switchboard
314.434.2100 -
Boys' Dorm
314.275.3541 -
Girls' Dorm
314.275.3544 -
Afterschool Care
314.275.3579 -
Campus House
314.275.3590 -
Campus Security
314.514.3111
Transportation and Directions
Academic Calendar (2020–2021)
Fall Semester
-
Saturday, August 29
All-Parent Opening Meeting (Remote) -
Monday, August 31
First day of classes -
Friday, October 9–Sunday, October 11
Family Weekend (Tentative) -
Friday, October 15–Monday, October 19
Fall Break -
Wednesday, November 25–Sunday, November 29
Thanksgiving Break -
Thursday, December 10
Last day of classes
Spring Semester
-
Tuesday, January 5
First day of classes -
Monday, January 18
No classes in honor of Martin Luther King Jr. Day -
Saturday, March 13–Sunday, March 28
Spring Break -
Friday, May 20
Last day of classes