- Enrollment
- 2,463
- Students per teacher
- 22.8:1
- Resource Index
- 18/100
Elementary school (grades K-5) · Oceanside, CA
Del Rio Elementary
Federal NCES profile for Del Rio Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 15/100.
2024-25 NCES dataElementary school (grades K-5)NCES 062825004357
👥 S:T ratio 0
🌟 Gifted program 30
🎓 Counselors 29
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Del Rio Elementary earns 15/100 on the Resource Investment Index, with class sizes larger than 95% of California schools.
- #6 of 23
- elementary schools in Oceanside · Resource Index
- 15
- Resource Index · Lower
- 29.4:1
- large classes for California
- 69.2%
- free-lunch eligible
Del Rio Elementary has class sizes larger than 95% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Del Rio Elementary ranks #6 of 23 elementary schools in Oceanside, CA.
School address
District: Oceanside Unified · California
NCES ID 062825004357 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+59 students YoY
Del Rio Elementary grew from 312 students in 2022-23 to 371 in 2023-24 (+18.9%).
Teacher FTE added 12.0 → 15.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+59 students YoY 062825004357 · Oceanside, CA Elementary · SMALL · TRAD
353 enr · 29.4:1 · 69.2% lunch · RII 15
Nearest enrollment peer: El Camino High (2,463 students)
Del Rio Elementary grew from 312 students in 2022-23 to 371 in 2023-24 (+18.9%). Teacher FTE added 12.0 → 15.0 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Del Rio Elementary in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- El Camino High
El Camino High
2,463 students
- Oceanside High
Oceanside High
1,948 students
- Martin Luther
Martin Luther King Jr. Middle
1,098 students
- North Terrace 771
North Terrace Elementary
771 students
- Louise Foussat 755
Louise Foussat Elementary
755 students
- This school 353
Del Rio Elementary
353 students
What this shows Del Rio Elementary reports 353 students on the CCD universe file.
How Del Rio Elementary compares
Del Rio Elementary is a growing campus on CCD: ratios and free-lunch share vs California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 29.4:1 | ▲ 37% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 69.2% | ▲ 25% | 55.5% | 51.7% |
| Enrollment | 353 | top 67% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
29.4:1
Leaner classes than 2% of US schools, heavier class loads than most.
353
Bigger than 40% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
69.2%
free-lunch eligible
- 25% 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
29.4:1
students per teacher
- 37% above state mean
Top 95% in California - lower ratio than 5% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Engagement
46.5%
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
$18,118
per pupil, district-wide
- below California avg of $18,665
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors1.0 FTE
Per 353 students, the combined health-and-guidance staffing load for this school.
Discipline context
2
in-school suspensions + 8 out-of-school
Suspension rate: 0.6 per 100 students. Combined in-school and out-of-school rate: 2.8 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 68.0%
White 11.0%
Two or More 10.5%
Native Hawaiian / Pacific Islander 4.2%
Asian 3.4%
African American 2.5%
American Indian / Alaska Native 0.3%
Largest group: Hispanic or Latino at 68.0% of enrollment.
Student-body diversity index 51.1/100
Simpson diversity index - at 51.1, Del Rio Elementary is more mixed than the California school average of 46.0.
Programs
District finance for Oceanside Unified reports $18,118 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Del Rio Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| El Camino High | Larger | Lower economic need | Lower S:T ratio |
| Oceanside High | Larger | Lower economic need | Lower S:T ratio |
| Martin Luther King Jr. Middle | Larger | Lower economic need | Lower S:T ratio |
| North Terrace Elementary | Larger | Lower economic need | Lower S:T ratio |
| Louise Foussat Elementary | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to Del Rio Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,948
- Students per teacher
- 22.9:1
- Resource Index
- 15/100
- Enrollment
- 1,098
- Students per teacher
- 21.1:1
- Resource Index
- 20/100
- Enrollment
- 771
- Students per teacher
- 24.9:1
- Resource Index
- 8/100
- Enrollment
- 755
- Students per teacher
- 34.3:1
- Resource Index
- 7/100
Similar elementary schools in Oceanside
6 comparable elementary schools (grades K-5) serving the same city.
Mary Fay Pendleton Elementary
Standard public school
820 students 21.6:1 students per teacher
North Terrace Elementary
Standard public school
771 students 24.9:1 students per teacher
Louise Foussat Elementary
Standard public school
755 students 34.3:1 students per teacher
Empresa Elementary
Standard public school
705 students 25.2:1 students per teacher
Ivey Ranch Elementary
Standard public school
698 students 23.3:1 students per teacher
Lake Elementary
Standard public school
696 students 24.9:1 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 (~353 students)
Frequently asked questions about Del Rio Elementary
How many students attend Del Rio Elementary?
Del Rio Elementary has 353 students enrolled. It is an elementary school in Oceanside, CA. CCD year-over-year: 312 (2022-23) → 371 (2023-24), up 59.
What is the student-teacher ratio at Del Rio Elementary?
The student-teacher ratio at Del Rio Elementary is 29.4:1, which is 37% higher than the California average of 21.5:1 and 87% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Del Rio Elementary?
69.2% of students at Del Rio Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Del Rio Elementary?
The largest demographic group at Del Rio Elementary is Hispanic or Latino at 68.0% of enrollment, in Oceanside, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 51.1/100.
What is the Resource Investment Index for Del Rio Elementary?
Del Rio Elementary has a Resource Investment Index of 15/100 (lower 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 Del Rio Elementary rank among elementary schools in Oceanside?
By Resource Investment Index, Del Rio Elementary ranks #6 of 23 elementary schools in Oceanside, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Oceanside on the city page.
What other schools are in Oceanside Unified?
Besides Del Rio Elementary, Oceanside Unified also operates El Camino High (2,463 students), Oceanside High (1,948 students), and Martin Luther King Jr. Middle (1,098 students). See the Oceanside Unified district page for the complete list.