Seton LaSalle is a college preparatory school with a nurturing atmosphere designed to encourage each student to live up to his or her God-given potential. With a student body of approximately 410, the average class size is 15 students, allowing for more personalized attention from teachers. We are blessed that 82% of our faculty members earned advanced degrees.

Located on 26 acres in Mt. Lebanon in the South Hills of Pittsburgh, Seton LaSalle Catholic High School was voted Best Private School in the south Pittsburgh region by Pittsburgh Post-Gazette readers. Our school has produced 18 National Merit Scholars in the past 5 years. The Class of 2019 was accepted into over 130 colleges and universities, including: American University, Boston College, Fordham University, James Madison University, Johns Hopkins University, King's College, Marquette University, Michigan State University, Purdue University, Rochester Institute of Technology, Rutgers University, Syracuse University, University of California (Irvine, San Diego and Santa Barbara), University of North Carolina, University of Notre Dame, University of South Carolina, Villanova University and Virginia Tech. Collectively, the Class of 2019 was awarded over $6 million in scholarships and grants to use toward their college education. The Class of 2019 included one National Merit Scholar.


The personal growth of each student as an individual and as a member of the Christian community is the primary concern at Seton LaSalle. Through the faithful teaching of the gospel, active participation in worship and dedicated instruction in the academic disciplines, we seek to nurture and incorporate the message revealed in Jesus Christ.


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