- Enrollment
- 3,266
- Students per teacher
- 17:1
- Resource Index
- 52/100
High school (grades 9-12) · Rockville, MD
Col. Zadok Magruder High
Federal NCES profile for Col. Zadok Magruder High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 47/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 240048000808
👥 S:T ratio 39
🌟 Gifted program 70
🎓 Counselors 52
📋 Attendance 25
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Col. Zadok Magruder High earns 47/100 on the Resource Investment Index, with class sizes near the Maryland median. It is also one of the largest schools in Maryland.
- #4 of 5
- high schools in Rockville · Resource Index
- 47
- Resource Index · Typical
- 15.3:1
- students per teacher
- 45.4%
- free-lunch eligible
Col. Zadok Magruder High has class sizes near the Maryland median. Computed live against every Maryland school reporting to NCES.
By Resource Investment Index, Col. Zadok Magruder High ranks #4 of 5 high schools in Rockville, MD.
School address
District: Montgomery County Public Schools · Maryland
NCES ID 240048000808 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-64 students YoY
Col. Zadok Magruder High held near 1,622 students from 2022-23 to 2023-24 (-64 headcount).
Teacher FTE lost 109.4 → 106.2 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-64 students YoY 240048000808 · Rockville, MD High · MID · TRAD
1,671 enr · 15.3:1 · 45.4% lunch · RII 47
Nearest enrollment peer: Montgomery Blair High (3,266 students)
Col. Zadok Magruder High held near 1,622 students from 2022-23 to 2023-24 (-64 headcount). Teacher FTE lost 109.4 → 106.2 across the same CCD years. Read with this school → · District book → · Maryland schools → · Find another →
Col. Zadok Magruder High in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Montgomery Bla
Montgomery Blair High
3,266 students
- Walter Johnson
Walter Johnson High
3,016 students
- Wheaton High
Wheaton High
2,794 students
- Gaithersburg H
Gaithersburg High
2,441 students
- Seneca Valley
Seneca Valley High
2,409 students
- This school
Col. Zadok Magruder High
1,671 students
What this shows Col. Zadok Magruder High reports 1,671 students on the CCD universe file.
How Col. Zadok Magruder High compares
Col. Zadok Magruder High held steady on CCD headcount: ratios and free-lunch share vs Maryland and U.S. means.
| Metric | This school | vs Maryland | Maryland avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 15.3:1 | ▲ 6% | 14.5:1 | 15.7:1 |
| Free-lunch eligible | 45.4% | ▼ 7% | 49.0% | 51.7% |
| Enrollment | 1,671 | top 4% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
15.3:1
Leaner classes than 44% of US schools, a middle-of-the-pack class size.
1,671
Bigger than 97% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
45.4%
free-lunch eligible
- 7% below the Maryland average of 49.0%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
15.3:1
students per teacher
- 6% above state mean
Top 61% in Maryland - lower ratio than 39% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
29.9%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$19,456
per pupil, district-wide
- above Maryland avg of $18,753
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors7.0 FTE
Per 239 students, the combined health-and-guidance staffing load for this school.
Discipline context
1
in-school suspensions + 43 out-of-school
Suspension rate: 0.1 per 100 students. Combined in-school and out-of-school rate: 2.6 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 44.0%
White 20.6%
African American 19.3%
Asian 11.7%
Two or More 4.3%
American Indian / Alaska Native 0.2%
Largest group: Hispanic or Latino at 44.0% of enrollment.
Student-body diversity index 71.1/100
Simpson diversity index - at 71.1, Col. Zadok Magruder High is more mixed than the Maryland school average of 52.3.
Programs
AP courses offered 20
Gifted & talented Yes
District finance for Montgomery County Public Schools reports $19,456 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Col. Zadok Magruder High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Montgomery Blair High | Larger | Similar economic need | Higher S:T ratio |
| Walter Johnson High | Larger | Lower economic need | Higher S:T ratio |
| Wheaton High | Larger | Higher economic need | Higher S:T ratio |
| Gaithersburg High | Larger | Higher economic need | Similar S:T ratio |
| Seneca Valley High | Larger | Similar economic need | Similar S:T ratio |
Comparisons are relative to Col. Zadok Magruder High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 3,016
- Students per teacher
- 19.1:1
- Resource Index
- 51/100
- Enrollment
- 2,794
- Students per teacher
- 17.8:1
- Resource Index
- 43/100
- Enrollment
- 2,441
- Students per teacher
- 14.4:1
- Resource Index
- 56/100
- Enrollment
- 2,409
- Students per teacher
- 15.6:1
- Resource Index
- 41/100
Similar high schools in Rockville
4 comparable high schools (grades 9-12) serving the same city.
Richard Montgomery High
Standard public school
2,366 students 17.7:1 students per teacher
Thomas S. Wootton High
Standard public school
1,870 students 18:1 students per teacher
Rockville High
Standard public school
1,550 students 16.1:1 students per teacher
Alternative Programs
Alternative education program
1 students
Nationwide high schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~1,671 students)
Similar student-teacher ratio (~15.3:1)
Frequently asked questions about Col. Zadok Magruder High
How many students attend Col. Zadok Magruder High?
Col. Zadok Magruder High has 1,671 students enrolled. It is a high school in Rockville, MD. CCD year-over-year: 1,686 (2022-23) → 1,622 (2023-24), nearly flat (-64).
What is the student-teacher ratio at Col. Zadok Magruder High?
The student-teacher ratio at Col. Zadok Magruder High is 15.3:1, which is 6% higher than the Maryland average of 14.5:1 and 3% lower than the national average of 15.7:1.
What percentage of students receive free lunch at Col. Zadok Magruder High?
45.4% of students at Col. Zadok Magruder High are eligible for free lunch, compared to the Maryland average of 49.0%.
What is the racial and ethnic makeup of Col. Zadok Magruder High?
The largest demographic group at Col. Zadok Magruder High is Hispanic or Latino at 44.0% of enrollment, in Rockville, MD. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 71.1/100.
What is the Resource Investment Index for Col. Zadok Magruder High?
Col. Zadok Magruder High has a Resource Investment Index of 47/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Col. Zadok Magruder High rank among high schools in Rockville?
By Resource Investment Index, Col. Zadok Magruder High ranks #4 of 5 high schools in Rockville, MD. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in Rockville on the city page.
What other schools are in Montgomery County Public Schools?
Besides Col. Zadok Magruder High, Montgomery County Public Schools also operates Montgomery Blair High (3,266 students), Walter Johnson High (3,016 students), and Wheaton High (2,794 students). See the Montgomery County Public Schools district page for the complete list.