Mission Statement

As a Catholic school following the example of our patron saints, Elizabeth Ann Seton and John Baptist de La Salle, Seton LaSalle Catholic High School cultivates the spiritual, intellectual, physical, emotional, and social growth of each student, and prepares the individual to be a faith-filled, productive, responsible citizen.

Through faithful teaching of the Gospel, dedicated instruction in the academic disciplines, active participation in worship, and the generous sharing of time and talent through service to those in need, Seton LaSalle Catholic High School seeks to foster and incorporate into its very life the message revealed in Jesus Christ and through the teachings of His church.

About Seton LaSalle

Welcome to Seton LaSalle Catholic High School located in Mt. Lebanon, a suburb in the South Hills of Pittsburgh, PA. Seton LaSalle develops responsible, respectful young men and women who learn in a challenging environment, at the same time growing in knowledge of their faith in a nurturing atmosphere that allows each student to flourish. Seton LaSalle is ranked in the top 5% of Catholic High Schools in the United States by the Cardinal Newman Society. We are blessed to share 82% of our faculty members have earned advanced degrees.


Teaching Philosophy As a Catholic institution, Seton LaSalle Catholic High School recognizes its dual mission to promote spiritual development and academic excellence. These goals are complementary and evident in all facets of the school. The personal growth of each student as an individual and as a member of the Christian community is the primary concern at Seton LaSalle, the largest co educational Catholic high school in Pittsburgh.

Modern Facility and Instruction Seton LaSalle is located on a beautiful 26-acre campus in Mt. Lebanon complete with a multipurpose athletic field, .75-mile professional landscaped walking/running trail, extensive weight and conditioning facility, and numerous indoor and outdoor gardens.

The Innovation Lab, part of the STREAM Initiative (Science, Technology, Religion, Engineering, Arts and Mathematics) opened in the fall of 2016. Our students now have access to 3D printing, a soldering table, a production studio outfitted with professional equipment and a computer lab within the Innovation Lab.

Seton LaSalle provides students with WiFi throughout the building, new SHARP Aquos Boards or SMARTboards in every classroom, a Chromebook for every student, and a state-of-the-art Google JAMboard in our Kay Murdy Media Center, which opened in the fall of 2017.

Curriculum advantages include 16 AP Courses including AP Computer Science. We offer Music Technology and Digital Arts, Desktop Publishing, Web Design, Gaming Technology as well as 3 AP Art courses.

Awards and Honors
Seton LaSalle graduates are consistently recognized for their academic, extracurricular, and creative accomplishments and talents.

Seton LaSalle students are offered generous scholarships - academic, athletic and special interest- typically averaging about $2 million each year.

The Class of 2015 was accepted to 92 colleges and universities including: Notre Dame, Carnegie Mellon University, University of Pennsylvania (Penn), Northwestern University, Boston College, Duke University, Georgetown University, Rice University, Villanova University. The Class of 2014 included four National Merit Scholar Finalists; one National AP Scholar - a student who took at least 8 AP exams and earned at least a 4 on all; two $10,000 Scholarship Winners from EQT's Aspire Program; one National English Honor Society Scholarship Winner.

A Conversation With SLS President Emeritus Tom Dattilo
A Conversation With SLS Principal Lauren Martin
SLSHS - The Rebel Way
SLSHS - Atmosphere
SLSHS - Faith
SLSHS - Academics
SLSHS - Athletics
SLSHS - Activities
SLSHS - A Parents Perspective
The Sports Leader Program At Seton LaSalle
Dreams Begin Here