SA
High Schools

Southern Lehigh Senior High School

Southern Lehigh SD · Lehigh County · 5800 Main St, Center Valley, PA 18034.0

(610)282-1421

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9/10
#73
Rank 73 out of 625
Top 12%
English Language Arts9/10 · #65 · 90th percentile
Mathematics9/10 · #105 · 83rd percentile
Science9/10 · #99 · 84th percentile

English Language Arts

Math Trend

Science Trend

School Overview

Southern Lehigh Senior High School sits in the rolling hills of Center Valley, a quiet and well-established community in the Lehigh Valley corridor between Allentown and Bethlehem. The school consistently ranks among Pennsylvania's strongest, with particularly sharp English scores and solid performance across math and science — drawing families who want suburban calm without sacrificing academic rigor. It's a good fit for parents who value a tight-knit school community with the kind of outcomes that keep college counselors busy in a good way.

Student Demographics

273 students tested · 2024-25 school year

Ethnicity

White
222 (81%)
Asian
22 (8%)
Hispanic
18 (7%)
African American
6 (2%)
Multiple Races
5 (2%)

Key Indicators

Socioeconomically Disadvantaged52 (19%)
Students with Disabilities28 (10%)

Staff & Teachers(2024-25)

1,016
Enrollment
68.2
Teachers (FTE)
14.9:1
Student-Staff Ratio

Graduation Rate

97.1%of students graduate within 4 years

Graduation Rate Trend

College Readiness

Advanced Placement (AP) and International Baccalaureate (IB) programs offer college-level coursework and are a key indicator of academic rigor.

18
AP Courses
offered
25.8%
AP Participation
of students
272
AP Enrollment
students

Source: Civil Rights Data Collection (CRDC) 2021-22

Community Enrichment Programs

This supplementary score measures the availability of enrichment programs — such as tutoring, music, dance, sports, and arts — within 3 miles of the school. Schools in communities with more diverse and accessible programs score higher.

Nearby Programs5/10 · #387 · 42nd percentile

18 programs within 3 miles. Ranked among High Schools in Pennsylvania.

Nearby Libraries

No programs found