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High Schools

Garnet Valley High School

Garnet Valley SD · Delaware County · 552 Smithbridge Rd, Glen Mills, PA 19342.0

(610)579-7745

Compare this school →
10/10
#30
Rank 30 out of 625
Top 5%
English Language Arts10/10 · #29 · 96th percentile
Mathematics10/10 · #35 · 95th percentile
Science10/10 · #51 · 92nd percentile

English Language Arts

Math Trend

Science Trend

School Overview

Tucked into the rolling hills of Delaware County, Garnet Valley High School sits in Glen Mills — a quiet, suburban community southwest of Philadelphia that feels a world away from the city but stays well-connected to it. The school consistently ranks among Pennsylvania's best, with particularly strong English and math scores that reflect a community that takes academics seriously without losing sight of well-rounded student life. Families who settle in Garnet Valley tend to be drawn by the top-tier schools, the spacious neighborhoods, and the easy access to both Philadelphia and Wilmington — making it a sweet spot for those who want suburban calm with metropolitan opportunity close at hand.

Student Demographics

369 students tested · 2024-25 school year

Ethnicity

White
257 (70%)
Asian
76 (21%)
Multiple Races
16 (4%)
Hispanic
10 (3%)
African American
9 (2%)
Other
1 (0%)

Key Indicators

English Learners1 (0%)
Socioeconomically Disadvantaged56 (15%)
Students with Disabilities65 (18%)

Staff & Teachers(2024-25)

1,485
Enrollment
127.5
Teachers (FTE)
11.6:1
Student-Staff Ratio

Graduation Rate

98.5%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.

27
AP Courses
offered
35.8%
AP Participation
of students
554
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 Programs7/10 · #241 · 64th percentile

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

Nearby Libraries

No programs found