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9.4 avg / 10

Lower Merion Sd School District

School District · Ardmore, Pennsylvania

Students: 8,518
Teachers (FTE): 780

Avg Rating

9.4

out of 10

Schools

11

6 elem, 3 mid, 2 high

Per-Pupil Spending

$31,428

Student-Teacher Ratio

10.9:1

District shortlistschools + peers

Evaluating Lower Merion Sd?

A district shares budget, policy, and attendance zones across its schools — use this page to judge Lower Merion Sd as a whole, then compare how its individual schools differ.

Shortlist starter

Start with these real page-level signals, then use the full table and map below.

Harriton Shs

9.8/10

Rosemont · High. Compare this profile against district averages, level fit, and attendance-zone reality below.

Black Rock MS

9.8/10

Villanova · Middle. Compare this profile against district averages, level fit, and attendance-zone reality below.

Lower Merion HS

9.6/10

Ardmore · High. Compare this profile against district averages, level fit, and attendance-zone reality below.

How this district compares

Pennsylvania rank

#1 of 494

districts by avg. composite

Vs. state average

+3.2

above Pennsylvania avg

Per-pupil spending

$31,428

+$13,288 vs Pennsylvania median

District size

8,518 students

Much larger than Pennsylvania median

The short answer

Lower Merion Sd ranks #1 of 494 Pennsylvania districts by overall school rating. Lower Merion Sd's schools with real test data average 9.4/10 across 11 schools. Its top-rated schools are Harriton Shs (9.8/10), Black Rock MS (9.8/10), and Lower Merion HS (9.6/10). Schools with estimated (proxy) scores are excluded from this ranking.

Most improved · 2022 → 2024
Penn Valley Sch

STAAR proficiency rose +8.0 points from 2022 to 2024. That's the biggest jump among Lower Merion Sd schools across the two most recent comparable testing years.

Top-Rated Schools in Lower Merion Sd

Ranked by MySchoolScout composite rating using only schools with real test data (11 of 11). "Value" = points above what student poverty predicts. Estimated (proxy) scores are excluded.

# School Rating
1 Harriton Shs 9.8 / 10
2 Black Rock MS 9.8 / 10
3 Lower Merion HS 9.6 / 10
4 Penn Valley Sch 9.6 / 10
5 Merion EL Sch 9.6 / 10
6 Penn Wynne Sch 9.4 / 10
7 Belmont Hills EL Sch 9.4 / 10
8 Gladwyne Sch 9.3 / 10
9 Cynwyd Sch 9.2 / 10
10 Welsh Valley MS 9.0 / 10

See all 11 schools — including those with estimated data — in the full directory below. How we rate schools.

About Lower Merion Sd

Lower Merion Sd is a Ardmore, Pennsylvania school district serving 11 schools. The district educates 8,518 students with a student-teacher ratio of 10.9:1. The district invests $31,428 per student annually.

With an average rating of 9.4/10, Lower Merion Sd is among the strongest-performing districts in the state.

The highest-rated school in the district is Harriton Shs, which has a composite score of 9.8/10.

In standardized testing, Lower Merion Sd students show an average math proficiency of 83.5% and ELA proficiency of 88.0%.

The district includes 6 elementary schools , 3 middle schools , and 2 high schools.

District Map

Schools in Lower Merion Sd, colored by MySchoolScout rank. Click a pin for details.

District Average Test Scores

Math Proficiency 83.5%
School
State
N/A
ELA Proficiency 88.0%
School
State
N/A

Average proficiency across all schools in Lower Merion Sd with test data.

District Details

City
Ardmore
Total Enrollment
8,518
Teachers (FTE)
780
Child Poverty Rate
0.0%
Data Year
2023

Frequently Asked Questions

How many schools are in Lower Merion Sd?

Lower Merion Sd has 11 schools in total — 6 elementary, 3 middle, and 2 high schools. You can explore each school's ratings and details on this page.

What is the average rating for Lower Merion Sd?

The average composite rating for Lower Merion Sd is 9.4/10. This score is calculated from the individual ratings of all schools with academic data in the district.

What is the per-pupil spending in Lower Merion Sd?

Lower Merion Sd spends $31,428 per student per year.

What is the student-teacher ratio in Lower Merion Sd?

The average student-teacher ratio in Lower Merion Sd is 10.9:1.

What is the top-rated school in Lower Merion Sd?

Harriton Shs is the highest-rated school in Lower Merion Sd with a composite score of 9.8/10.

What are the test scores in Lower Merion Sd?

Across schools in Lower Merion Sd with test data, the average math proficiency is 83.5% and the average ELA (reading/writing) proficiency is 88.0%. These figures represent the percentage of students meeting or exceeding grade-level standards.

How does Lower Merion Sd compare to other districts in Pennsylvania?

Lower Merion Sd has an average school rating of 9.4/10 across 11 schools. Families can compare this to other districts in Pennsylvania by visiting individual district pages. Factors like school size, available programs, and community demographics also play a role in choosing the right fit.

How does MySchoolScout rate schools?

MySchoolScout ratings blend student growth, poverty-adjusted academic performance, and learning environment — plus college readiness for high schools. Weights vary by school level, and equity data is shown for context without being factored into the score. Learn more about our rating system on our methodology page.

District Averages

Overall Rating
9.4/10
Math Proficiency
83.5%
ELA Proficiency
88.0%

How we rate schools

A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.

See how we rate

Data from NCES Common Core of Data, Pennsylvania Dept. of Education, and U.S. Census ACS for the 2023–24 school year. Rankings computed by MySchoolScout. See all data sources.

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