Top Rankings
Lower Merion School District ranks among the top 20% of public school district in Pennsylvania for:
Category
Attribute
Overall Rank
Highest overall rank (Top 5%)
Math Proficiency
Highest math proficiency (Top 1%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 5%)
Science Proficiency
Highest science proficiency (Top 1%)
Graduation Rate
Highest graduation rate (Top 5%)
Diversity
Most diverse schools (Top 1%)
Community Size
Largest student body (number of students) (Top 1%)
Student Attention
Lowest student:teacher ratio (Top 1%)
For the 2025 school year, there are 2 public high schools serving 2,963 students in Lower Merion School District. This district's average high testing ranking is 10/10, which is in the top 10% of public high schools in Pennsylvania.
Public High Schools in Lower Merion School District have an average math proficiency score of 80% (versus the Pennsylvania public high school average of 40%), and reading proficiency score of 93% (versus the 58% statewide average).
The top ranked public high schools in Lower Merion School District are Lower Merion High School and Harriton Sr. High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking. Public High School in Lower Merion School District have a Graduation Rate of 97%, which is more than the Pennsylvania average of 88%.
The school with highest graduation rate is Harriton Sr. High School, with ≥99% graduation rate. Read more about public school graduation rate statistics in Pennsylvania or national school graduation rate statistics.
Minority enrollment is 35% of the student body (majority Black and Asian), which is less than the Pennsylvania public high school average of 39% (majority Black and Hispanic).
Overview
This School District
This State (PA)
# Schools
11 Schools
790 Schools
# Students
8,487 Students
641,839 Students
# Teachers
781 Teachers
46,794 Teachers
Student : Teacher Ratio
11:1
11:1
Student By Grade
District Rank
Lower Merion School District, which is ranked within the top 5% of all 675 school districts in Pennsylvania (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 97% has stayed relatively flat over five school years.
Overall District Rank
#7 out of 684 school districts
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
(22-23)79%
38%
Reading/Language Arts Test Scores (% Proficient)
86%
55%
Science Test Scores (% Proficient)
87%
57%
Graduation Rate
(22-23)97%
87%
Students by Ethnicity:
Diversity Score
0.56
0.59
% American Indian
n/a
n/a
% Asian
12%
4%
% Hispanic
6%
15%
% Black
9%
15%
% White
64%
61%
% Hawaiian
n/a
n/a
% Two or more races
9%
5%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $34,093 is higher than the state median of $23,696. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $35,337 is higher than the state median of $23,119. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$289 MM
$39,541 MM
Spending
$300 MM
$38,578 MM
Revenue / Student
$34,093
$23,696
Spending / Student
$35,337
$23,119
Best Lower Merion School District Public High Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Lower Merion High School
(Math: 80% | Reading: 94%)
Rank:
Rank:
10/
Top 5%10
315 E Montgomery Ave
Ardmore, PA 19003
(610) 645-1810
Ardmore, PA 19003
(610) 645-1810
Grades: 9-12
| 1,757 students
Rank: #22.
Harriton Sr. High School
(Math: 81% | Reading: 91%)
Rank:
Rank:
10/
Top 5%10
600 N Ithan Ave
Bryn Mawr, PA 19010
(610) 658-3950
Bryn Mawr, PA 19010
(610) 658-3950
Grades: 9-12
| 1,206 students
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