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. In 2018, Seton LaSalle was voted the best private school in the south Pittsburgh region by Pittsburgh-Post Gazette readers. We are blessed to share 82% of our faculty members have earned advanced degrees.