Strath Haven High School is a four-year public high school in Wallingford, Delaware County, Pennsylvania, enrolling about 1,200 students. SHHS is the only high school in the Wallingford-Swarthmore School District.
Serving 1,175 students in grades 9-12, Strath Haven High School ranks in the top 10% of all schools in Pennsylvania for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 59% (which is higher than the Pennsylvania state average of 38%). The percentage of students achieving proficiency in reading/language arts is 87% (which is higher than the Pennsylvania state average of 55%).
The student-teacher ratio of 13:1 is equal to the Pennsylvania state level of 13:1.
Minority enrollment is 29% of the student body (majority Asian and Black), which is lower than the Pennsylvania state average of 40% (majority Hispanic and Black).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 1,175 students
- Student-Teacher Ratio: 13:1
- Minority Enrollment: 29%
- Graduation Rate: 95% (Top 30% in PA)
- Overall Testing Rank: Top 10%
- Math Proficiency: 59% (Top 30%)
- Reading Proficiency: 87% (Top 5%)
- Science Proficiency: 66% (Top 50%)
- Source: National Center for Education Statistics (NCES), PA Dept. of Education
Top Rankings
Strath Haven High School ranks among the top 20% of public schools in Pennsylvania for:
Category
Attribute
Overall Rank
Reading/Language Arts Proficiency
School Overview
Strath Haven High School's student population of 1,175 students has declined by 5% over five school years.
The teacher population of 88 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
1,175 students
Total Classroom Teachers
88 teachers
Year Founded
1983
Colors
White, Black, Silver
School Calendar
School Rankings
Strath Haven High School ranks within the top 10% of all 2,733 schools in Pennsylvania (based off of combined math and reading proficiency testing data).
The diversity score of Strath Haven High School is 0.48, which is less than the diversity score at state average of 0.60. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#263 out of 2733 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
59%
38%
Reading/Language Arts Test Scores (% Proficient)
87%
55%
Science Test Scores (% Proficient)
66%
57%
Student-Teacher Ratio
13:1
13:1
American Indian
n/a
n/a
Asian
10%
5%
Hispanic
5%
16%
Black
8%
14%
White
71%
60%
Hawaiian
n/a
n/a
Two or more races
6%
5%
All Ethnic Groups
Graduation Rate
95%
87%
Eligible for Free Lunch
20%
59%
Eligible for Reduced Lunch
1%
2%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), PA Dept. of Education
Frequently Asked Questions
What is Strath Haven High School's ranking?
Strath Haven High School is ranked #263 out of 2,733 schools, which ranks it among the top 10% of public schools in Pennsylvania.
What schools are Strath Haven High School often compared to?
Strath Haven High Schoolis often viewed alongside schools like Penncrest High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
59% of students have achieved math proficiency (compared to the 38% PA state average), while 87% of students have achieved reading proficiency (compared to the 55% PA state average).
What is the graduation rate of Strath Haven High School?
The graduation rate of Strath Haven High School is 95%, which is higher than the Pennsylvania state average of 87%.
How many students attend Strath Haven High School?
1,175 students attend Strath Haven High School.
What is the racial composition of the student body?
71% of Strath Haven High School students are White, 10% of students are Asian, 8% of students are Black, 6% of students are Two or more races, and 5% of students are Hispanic.
What is the student-teacher ratio of Strath Haven High School?
Strath Haven High School has a student ration of 13:1, which is equal to the Pennsylvania state average of 13:1.
What grades does Strath Haven High School offer ?
Strath Haven High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Strath Haven High School part of?
Strath Haven High School is part of Wallingford-Swarthmore School District.
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