Enrollment
730
California · 2024-25 NCES data
Middle school (grades 6-8) · El Cajon, CA
Greenfield Middle
Federal NCES profile for Greenfield Middle, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 35/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 060681000615
👥 S:T ratio 9
🌟 Gifted program 70
🎓 Counselors 51
📋 Attendance 9
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Greenfield Middle earns 35/100 on the Resource Investment Index, with class sizes near the California median. It is also more racially and ethnically mixed than most California schools.
- #4 of 6
- middle schools in El Cajon · Resource Index
- 35
- Resource Index · Typical
- 22.8:1
- students per teacher
- 74.8%
- free-lunch eligible
Greenfield Middle has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Greenfield Middle ranks #4 of 6 middle schools in El Cajon, CA.
School address
District: Cajon Valley Union · California
NCES ID 060681000615 Verify on NCES CCD record →
Teachers (FTE)
32.0
Federal CCD staff survey
Students per teacher
22.8:1
vs 21.5:1 California avg
+6% vs state
Free-lunch eligible
74.8%
vs 55.5% California avg
+35% vs state
Student-teacher ratio in context
How Greenfield Middle compares with California and U.S. medians
What stands out at Greenfield Middle
Greenfield Middle is a higher-need, mid-sized middle school in El Cajon, California, enrolling 730 students.
Class loads run somewhat heavier than typical: 22.8:1 puts it in the larger third of California schools by student-teacher ratio.
Economic need runs somewhat above the state's typical profile, with 74.8% of students eligible for free meals.
Enrollment of 730 puts it in the larger third of California schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 9,998 scored California schools.
Against 1,813 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #235.
Its student body is led by Hispanic or Latino (43%) and White (35%), more mixed than most schools in the state (diversity index 67/100).
Counselor coverage is strong, about 243 students per counselor, inside the American School Counselor Association's recommended 250:1.
Chronic absenteeism is elevated: 36.2% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Among El Cajon's middle schools, it stands alongside Hillsdale Middle (1,481 students): Greenfield Middle is smaller than that campus by headcount and runs leaner classes (22.8:1 vs 23.5:1).
Cajon Valley Union also operates Hillsdale Middle (1,481 students) and Naranca Elementary (985 students) alongside Greenfield Middle.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Greenfield Middle compares
Greenfield Middle on the metrics families compare, against California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 22.8:1 | ▲ 6% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 74.8% | ▲ 35% | 55.5% | 51.7% |
| Enrollment | 730 | top 21% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
22.8:1
Leaner classes than 9% of US schools, heavier class loads than most.
730
Bigger than 82% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
74.8%
free-lunch eligible
- 35% above the California average of 55.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
22.8:1
students per teacher
- 6% above state mean
Top 61% in California - lower ratio than 39% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
36.2%
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
$17,179
per pupil, district-wide
- above California avg of $16,509
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors3.0 FTE
Per 243 students, the combined health-and-guidance staffing load for this school.
Discipline context
45
in-school suspensions + 55 out-of-school
Suspension rate: 6.2 per 100 students. Combined in-school and out-of-school rate: 13.7 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
Hispanic or Latino 43.4%
White 35.1%
African American 8.8%
Asian 6.7%
Two or More 4.7%
Native Hawaiian / Pacific Islander 1.0%
American Indian / Alaska Native 0.4%
Largest group: Hispanic or Latino at 43.4% of enrollment.
Student-body diversity index 67.4/100
Simpson diversity index - at 67.4, Greenfield Middle is more mixed than the California school average of 46.0.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Cajon Valley Union, which includes Greenfield Middle.
$17,179
Per student
+4%
vs California
Avg $16,509
+4%
vs U.S.
Avg $16,593
Revenue mix
Local 28.3%
State 58.5%
Federal 13.2%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Greenfield Middle Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Hillsdale Middle | Larger | Lower economic need | Similar S:T ratio |
| Naranca Elementary | Larger | Similar economic need | Higher S:T ratio |
| Cajon Valley Middle | Larger | Similar economic need | Lower S:T ratio |
| Montgomery Middle | Larger | Similar economic need | Higher S:T ratio |
| Lexington Elementary | Similar size | Similar economic need | Higher S:T ratio |
Comparisons are relative to Greenfield Middle's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,481
- Students per teacher
- 23.5:1
- Resource Index
- 37/100
- Enrollment
- 985
- Students per teacher
- 30.8:1
- Resource Index
- 23/100
- Enrollment
- 942
- Students per teacher
- 19.6:1
- Resource Index
- 35/100
- Enrollment
- 929
- Students per teacher
- 24.4:1
- Resource Index
- 32/100
- Enrollment
- 878
- Students per teacher
- 27.4:1
- Resource Index
- 12/100
Similar middle schools in El Cajon
5 comparable middle schools (grades 6-8) serving the same city.
Hillsdale Middle
Standard public school
1,481 students 23.5:1 students per teacher
Cajon Valley Middle
Standard public school
942 students 19.6:1 students per teacher
Montgomery Middle
Standard public school
929 students 24.4:1 students per teacher
Los Coches Creek Middle
Standard public school
518 students 19.9:1 students per teacher
Eje Middle Academy
Standard public school
254 students 21.2:1 students per teacher
Similar middle schools statewide
Matched by enrollment size and by staffing ratio across all of California, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~730 students)
Similar student-teacher ratio (~22.8:1)
Next steps
Verify locally before acting on Greenfield Middle's federal record.
- Compare Greenfield Middle against another school. Compare schools
- Cajon Valley Union's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Greenfield Middle
How many students attend Greenfield Middle?
Greenfield Middle has 730 students enrolled. It is a middle school in El Cajon, CA.
What is the student-teacher ratio at Greenfield Middle?
The student-teacher ratio at Greenfield Middle is 22.8:1, which is 6% higher than the California average of 21.5:1 and 45% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Greenfield Middle?
74.8% of students at Greenfield Middle are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Greenfield Middle?
The largest demographic group at Greenfield Middle is Hispanic or Latino at 43.4% of enrollment, in El Cajon, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 67.4/100.
What is the Resource Investment Index for Greenfield Middle?
Greenfield Middle has a Resource Investment Index of 35/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Greenfield Middle rank among middle schools in El Cajon?
By Resource Investment Index, Greenfield Middle ranks #4 of 6 middle schools in El Cajon, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in El Cajon on the city page.
Is Greenfield Middle a good school?
Greenfield Middle earns 35/100 on the Resource Investment Index, with class sizes near the California median. It is also more racially and ethnically mixed than most California schools. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in Cajon Valley Union?
Besides Greenfield Middle, Cajon Valley Union also operates Hillsdale Middle (1,481 students), Naranca Elementary (985 students), and Cajon Valley Middle (942 students). See the Cajon Valley Union district page for the complete list.
Related tools
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.