- Enrollment
- 3,266
- Students per teacher
- 17:1
- Resource Index
- 52/100
Elementary school (grades K-5) · Gaithersburg, MD
Diamond Elementary
Federal NCES profile for Diamond Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 43/100.
2024-25 NCES dataElementary school (grades K-5)NCES 240048000818
👥 S:T ratio 46
🌟 Gifted program 70
🎓 Counselors 13
📋 Attendance 42
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Diamond Elementary earns 43/100 on the Resource Investment Index, with class sizes near the Maryland median.
- #4 of 5
- elementary schools in Gaithersburg · Resource Index
- 43
- Resource Index · Typical
- 13.6:1
- students per teacher
- 13.6%
- free-lunch eligible
Diamond Elementary has class sizes near the Maryland median. Computed live against every Maryland school reporting to NCES.
By Resource Investment Index, Diamond Elementary ranks #4 of 5 elementary schools in Gaithersburg, MD.
School address
District: Montgomery County Public Schools · Maryland
NCES ID 240048000818 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-23 students YoY
Diamond Elementary held near 653 students from 2022-23 to 2023-24 (-23 headcount).
Teacher FTE lost 48.2 → 44.2 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-23 students YoY 240048000818 · Gaithersburg, MD Elementary · MID · TRAD
654 enr · 13.6:1 · 13.6% lunch · RII 43
Nearest enrollment peer: Montgomery Blair High (3,266 students)
Diamond Elementary held near 653 students from 2022-23 to 2023-24 (-23 headcount). Teacher FTE lost 48.2 → 44.2 across the same CCD years. Read with this school → · District book → · Maryland schools → · Find another →
Diamond Elementary 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 654
Diamond Elementary
654 students
What this shows Diamond Elementary reports 654 students on the CCD universe file.
How Diamond Elementary compares
Diamond Elementary 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 | 13.6:1 | ▼ 6% | 14.5:1 | 15.7:1 |
| Free-lunch eligible | 13.6% | ▼ 72% | 49.0% | 51.7% |
| Enrollment | 654 | top 34% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
13.6:1
Leaner classes than 61% of US schools, a middle-of-the-pack class size.
654
Bigger than 77% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
13.6%
free-lunch eligible
- 72% below the Maryland average of 49.0%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
13.6:1
students per teacher
- 6% below state mean
Top 37% in Maryland - lower ratio than 63% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
23.2%
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
Counselors1.5 FTE
Per 436 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Asian 44.6%
White 25.1%
Hispanic or Latino 13.9%
African American 9.2%
Two or More 5.5%
American Indian / Alaska Native 1.2%
Native Hawaiian / Pacific Islander 0.5%
Largest group: Asian at 44.6% of enrollment.
Student-body diversity index 70.7/100
Simpson diversity index - at 70.7, Diamond Elementary is more mixed than the Maryland school average of 52.3.
Programs
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 Diamond Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Montgomery Blair High | Larger | Higher economic need | Higher S:T ratio |
| Walter Johnson High | Larger | Similar 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 | Higher economic need | Higher S:T ratio |
Comparisons are relative to Diamond Elementary'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 elementary schools in Gaithersburg
4 comparable elementary schools (grades K-5) serving the same city.
Jones Lane Elementary
Standard public school
428 students 14.8:1 students per teacher
Darnestown Elementary
Standard public school
356 students 12.7:1 students per teacher
Laytonsville Elementary
Standard public school
355 students 13.1:1 students per teacher
Dufief Elementary
Standard public school
276 students 9.9:1 students per teacher
Nationwide elementary 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 (~654 students)
Frequently asked questions about Diamond Elementary
How many students attend Diamond Elementary?
Diamond Elementary has 654 students enrolled. It is an elementary school in Gaithersburg, MD. CCD year-over-year: 676 (2022-23) → 653 (2023-24), nearly flat (-23).
What is the student-teacher ratio at Diamond Elementary?
The student-teacher ratio at Diamond Elementary is 13.6:1, which is 6% lower than the Maryland average of 14.5:1 and 13% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Diamond Elementary?
13.6% of students at Diamond Elementary are eligible for free lunch, compared to the Maryland average of 49.0%.
What is the racial and ethnic makeup of Diamond Elementary?
The largest demographic group at Diamond Elementary is Asian at 44.6% of enrollment, in Gaithersburg, MD. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 70.7/100.
What is the Resource Investment Index for Diamond Elementary?
Diamond Elementary has a Resource Investment Index of 43/100 (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 Diamond Elementary rank among elementary schools in Gaithersburg?
By Resource Investment Index, Diamond Elementary ranks #4 of 5 elementary schools in Gaithersburg, MD. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Gaithersburg on the city page.
What other schools are in Montgomery County Public Schools?
Besides Diamond Elementary, 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.