Lower Merion School District

301 E Montgomery Ave
Ardmore, PA 19003
(District boundaries shown in map)
10/
10
Top 5%

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.
Public High Schools in Lower Merion School District have an average math proficiency score of 76% (versus the Pennsylvania public high school average of 30%), and reading proficiency score of 93% (versus the 58% statewide average).
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 97% 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 678 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.
This School District
State Average (PA)
#7 out of 685 school districts
(Top 5%)
79%
38%
86%
55%
87%
57%
97%
87%

Students by Ethnicity:

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.
This School District
This State (PA)
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)
Location
Quick Facts
Rank: #11.
Harriton Sr. High School
(Math: 78% | Reading: 91%)
Rank:
10/
10
Top 5%
600 N Ithan Ave
Bryn Mawr, PA 19010
(610) 658-3950
Gr: 9-12 | 1,206 student Student-teacher ratio: 10:1 Minority enrollment: 31%
Rank: #22.
Lower Merion High School
(Math: 74% | Reading: 94%)
Rank:
10/
10
Top 5%
315 E Montgomery Ave
Ardmore, PA 19003
(610) 645-1810
Gr: 9-12 | 1,757 student Student-teacher ratio: 12:1 Minority enrollment: 37%

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Quick Facts (2025)

  • District size: 11 schools
  • Grades: KG-12
  • Enrollment: 8,487 students
  • Student-Teacher Ratio: 11:1
  • Minority Enrollment: 36%
  • : 97% (Top 5% in PA)
  • : Top 5%
  • : 79% (Top 1%)
  • : 86% (Top 5%)
  • : 87% (Top 1%)
  • Source: National Center for Education Statistics (NCES), PA Dept. of Education

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