Upper Saint Clair HS

Upper Saint Clair HS is a well-populated high school in Pittsburgh, Pennsylvania, run under Upper St. Clair SD. The school caters to 1,269 students in grades 9 through 12. Compared to the state average of about 738 students per school, that is 72% bigger than typical.

Upper St. Clair SD comprises 6 schools with combined enrollment of 4,003 students; Upper Saint Clair HS is among them.

On demographics, Upper Saint Clair HS shows that 79% of the student body identifies as White. Beyond that, the school reports 13% Asian, 4% multiracial, 3% Hispanic. Compared to Allegheny County overall, the school's racial mix sits in roughly the same range.

In terms of school funding signals, The school currently runs with 96 full-time-equivalent teachers, for a student-teacher ratio near 13.3:1. That tracks the state average closely. Roughly 14% of students at Upper Saint Clair HS qualify for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. Set against Allegheny County (around 54%), the school's rate is noticeably below typical.

With demographic context factored in, Upper Saint Clair HS performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 71.5%, the actual is 84.7%, a residual of +13.2 points.

Across the wider county, ACS estimates for Allegheny County put median household income runs about $78,548, about 46% of the adult population holds a bachelor's degree or above, and roughly 7% of residents live below the federal poverty line. In all, Allegheny County runs 277 public schools (combined enrollment of about 141,392 students), of which Upper Saint Clair HS is one.

Eisenhower El Sch is the nearest neighboring public school, about 1.1 miles from this campus. Within five miles, there are 8 other public schools. Among the 9 schools in that immediate cluster with test data (this one included), Upper Saint Clair HS ranks 4th on composite proficiency, above the local average of 79.3%.

The school occupies a commuter-belt site.

Looking at the recent track record. Upper Saint Clair HS's enrollment has decreased 9% since 2018, when it stood at 1,398 (now 1,269). The White share of enrollment shrank from 84% to 79% over that span. Class-load math has fell: from 15.9:1 in 2018 to 13.3:1 in 2025.

Within the allk12 community for this school, members of the Upper Saint Clair HS community share and discuss open house dates, ride-share offers, and field-trip permission slips. Posting is open to anyone connected to the school.