Col. Zadok Magruder High

High school·Grades 9-12 Rockville, Maryland·20855
Score
32.9/100
Compare Col. Zadok Magruder High with another school
#136
Among 202 Maryland high schools
#21
In Montgomery County Public Schools
#4
In Rockville
Top 68%
In Maryland

Score 32.9/100: better than 32% of Maryland high schools on 2025-26 state tests. Schools are only compared with others of the same type in the same state. How we score schools

Performance (state tests, 2025-26)

% proficient on state tests in Maryland, all students. Colored bars are green when the school is at or above the average for similar Maryland schools.

English language arts
63%
Similar Maryland schools ≈ 60%, better than 55% of them
411 students tested
Math
≈3%
Similar Maryland schools ≈ 13%, better than 1% of them
209 students tested; includes a banded result, so approximate
Science
51%
Similar Maryland schools ≈ 49%, better than 60% of them
386 students tested
All Maryland schools (ELA / math)
52% / 28%
State average across every school type, 2025-26
All 6 published results by grade and test

As published by Maryland State Department of Education. "Hidden" means the state didn't publish the result to protect student privacy.

SubjectGradeTestResultStudents tested
English language artsGrade 10MCAP English Language Arts 1063411
English language artsAll gradesMCAP English Language Arts All Grades63411
MathHigh schoolMCAP Algebra 1≤5209
MathAll gradesMCAP Mathematics All Grades≤5209
ScienceHigh schoolMCAP High School Science51.3386
Social studiesHigh schoolMCAP American Government48.3286

School profile

Grades
9-12
Students
1,622
Type
High school
Charter school
No
Program
Regular

Students

Enrollment
1,622
Typical high school: 1,183
Free or reduced-price lunch
50%
Typical high school: 49%

District and location

City
Montgomery County

Contact

Address
5939 Muncaster Mill Rd
Rockville, MD 20855

"Typical" is the middle (median) high school in Maryland. Higher or lower is not in itself better or worse. Address, phone and website are as the state reported them to the U.S. Department of Education for 2024-25, so check with the school before visiting. School details: U.S. Department of Education, Common Core of Data (enrollment 2023-24, lunch eligibility 2024-25).

Nearby high schools

Straight-line distance. Check the district's attendance zones: living close to a school doesn't guarantee a place.

Location

OpenStreetMap · Google Maps

Col. Zadok Magruder High at a glance

Col. Zadok Magruder High is a public high school in Rockville, Maryland, serving grades 9-12. It is part of Montgomery County Public Schools. It has about 1,622 students (a typical Maryland high school has 1,183). About 50% of students are eligible for free or reduced-price lunch, compared with 49% at a typical Maryland high school, which is useful context when reading test results.

In 2025-26 state tests, 63% in English language arts (similar schools: 60%) and 3% in math (similar schools: 13%) reached the state standard (% proficient). On our score, which compares it only with other Maryland high schools, it scores 32.9 out of 100: better than 32% of them, ranking #136 of 202. This overview is generated automatically from published state and federal data; figures are rounded, and you can check the originals via the official sources above.

Compare Col. Zadok Magruder High with another school

Page updated 2026-10-12.