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Lower School Classroom

Step inside the Lower School academic building and experience an environment brimming with energy, creativity, innovation, and more students. Contractors renovated several key Lower School spaces during the summer to help accommodate the Lower School’s 9 percent increase in enrollment and to create ample room for experiential and project-based learning.

State-of-the-Art Fields Turn Vision into Reality

West fields with Boys' Dorm on right: water-turf multipurpose field (bottom), Marston Field (left), and two multipurpose fields (top). Bill Simon Field House (not pictured) is below the water-turf field.

Principia and Principians in the News

Principia and Principians are getting attention beyond the boundaries of our School and College campuses. Media coverage in the last few months has shined the spotlight on our talented and inspiring alumni, former faculty, and current faculty as well as several capital projects on both campuses. See links to learn more details on each story.

boys soccer

A sizzling end to summer did not deter Upper School student-athletes from giving their all during a vigorous preseason training week, generally known as “Sports Camp.” Each year, fall teams, including volleyball, cross country, soccer, football, dance, cheer, and drumline, come back to campus before classes start to gear up for the upcoming athletic season. After a year off due to the pandemic, students and coaches alike were excited to return for preseason training week.

Peace Haven Art

Principia student and alumni art is prominently on display at Peace Haven Association, a Christian Science nursing facility in St. Louis. Continuing a long tradition of partnership, Peace Haven showcased many Principia artists when it was time to put the finishing touches on its newly completed 44,500-square-foot building.

Principian is Fastest High-School Runner in Missouri

As a returning junior, talented speedster Issam Asinga is currently ranked the fastest runner in Missouri. Issam earned three Class 2 state titles in the Missouri State Track and Field Championships this past spring.