- Enrollment
- 2,776
- Students per teacher
- 26.4:1
- Resource Index
- 36/100
Elementary school (grades K-5) · Santa Ana, CA
Guin Foss Elementary
Federal NCES profile for Guin Foss Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 32/100.
2024-25 NCES dataElementary school (grades K-5)NCES 064015007202
👥 S:T ratio 0
🌟 Gifted program 70
🎓 Counselors 21
📋 Attendance 38
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Guin Foss Elementary earns 32/100 on the Resource Investment Index, with class sizes larger than 93% of California schools.
- #31 of 51
- elementary schools in Santa Ana · Resource Index
- 32
- Resource Index · Typical
- 28.2:1
- large classes for California
- 37.4%
- free-lunch eligible
Guin Foss Elementary has class sizes larger than 93% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Guin Foss Elementary ranks #31 of 51 elementary schools in Santa Ana, CA.
School address
District: Tustin Unified · California
NCES ID 064015007202 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+20 students YoY
Guin Foss Elementary grew from 396 students in 2022-23 to 416 in 2023-24 (+5.1%).
Teacher FTE added 14.0 → 15.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+20 students YoY 064015007202 · Santa Ana, CA Elementary · SMALL · TRAD
395 enr · 28.2:1 · 37.4% lunch · RII 32
Nearest enrollment peer: Arnold O. Beckman High (2,776 students)
Guin Foss Elementary grew from 396 students in 2022-23 to 416 in 2023-24 (+5.1%). Teacher FTE added 14.0 → 15.0 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Guin Foss Elementary in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Arnold O. Beck
Arnold O. Beckman High
2,776 students
- Foothill High
Foothill High
2,126 students
- Tustin High
Tustin High
1,627 students
- Orchard Hills
Orchard Hills
1,373 students
- Sycamore Magne 1,085
Sycamore Magnet Academy
1,085 students
- This school 395
Guin Foss Elementary
395 students
What this shows Guin Foss Elementary reports 395 students on the CCD universe file.
How Guin Foss Elementary compares
Guin Foss 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 | 28.2:1 | ▲ 31% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 37.4% | ▼ 33% | 55.5% | 51.7% |
| Enrollment | 395 | top 61% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
28.2:1
Leaner classes than 2% of US schools, heavier class loads than most.
395
Bigger than 47% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
37.4%
free-lunch eligible
- 33% below the California average of 55.5%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
28.2:1
students per teacher
- 31% above state mean
Top 93% in California - lower ratio than 7% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Engagement
24.8%
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
$15,381
per pupil, district-wide
- below California avg of $18,665
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors1.0 FTE
Per 395 students, the combined health-and-guidance staffing load for this school.
Discipline context
1
in-school suspensions + 4 out-of-school
Suspension rate: 0.3 per 100 students. Combined in-school and out-of-school rate: 1.3 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 65.3%
White 18.7%
Asian 8.9%
Two or More 6.3%
African American 0.8%
Largest group: Hispanic or Latino at 65.3% of enrollment.
Student-body diversity index 52.7/100
Simpson diversity index - at 52.7, Guin Foss Elementary is more mixed than the California school average of 46.0.
Programs
Gifted & talented Yes
District finance for Tustin Unified reports $15,381 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Guin Foss Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Arnold O. Beckman High | Larger | Lower economic need | Lower S:T ratio |
| Foothill High | Larger | Lower economic need | Lower S:T ratio |
| Tustin High | Larger | Higher economic need | Lower S:T ratio |
| Orchard Hills | Larger | Lower economic need | Similar S:T ratio |
| Sycamore Magnet Academy | Larger | Higher economic need | Lower S:T ratio |
Comparisons are relative to Guin Foss Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,126
- Students per teacher
- 25.6:1
- Resource Index
- 42/100
- Enrollment
- 1,627
- Students per teacher
- 20.3:1
- Resource Index
- 43/100
- Enrollment
- 1,373
- Students per teacher
- 29.2:1
- Resource Index
- 38/100
- Enrollment
- 1,085
- Students per teacher
- 22.6:1
- Resource Index
- 22/100
Similar elementary schools in Santa Ana
6 comparable elementary schools (grades K-5) serving the same city.
Mcfadden Institute of Technology
Standard public school
1,074 students 20.3:1 students per teacher
El Sol Santa Ana Science and Arts Academy
Standard public school
980 students 20.4:1 students per teacher
Santiago Elementary
Standard public school
906 students 22.6:1 students per teacher
Romero-Cruz Academy
Standard public school
827 students 17.2:1 students per teacher
Greenville Fundamental Elementary
Standard public school
817 students 21.5:1 students per teacher
Manuel Esqueda Elementary
Standard public school
811 students 19.8:1 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 (~395 students)
Frequently asked questions about Guin Foss Elementary
How many students attend Guin Foss Elementary?
Guin Foss Elementary has 395 students enrolled. It is an elementary school in Santa Ana, CA. CCD year-over-year: 396 (2022-23) → 416 (2023-24), up 20.
What is the student-teacher ratio at Guin Foss Elementary?
The student-teacher ratio at Guin Foss Elementary is 28.2:1, which is 31% higher than the California average of 21.5:1 and 80% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Guin Foss Elementary?
37.4% of students at Guin Foss Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Guin Foss Elementary?
The largest demographic group at Guin Foss Elementary is Hispanic or Latino at 65.3% of enrollment, in Santa Ana, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 52.7/100.
What is the Resource Investment Index for Guin Foss Elementary?
Guin Foss Elementary has a Resource Investment Index of 32/100 (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 Guin Foss Elementary rank among elementary schools in Santa Ana?
By Resource Investment Index, Guin Foss Elementary ranks #31 of 51 elementary schools in Santa Ana, 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 Santa Ana on the city page.
What other schools are in Tustin Unified?
Besides Guin Foss Elementary, Tustin Unified also operates Arnold O. Beckman High (2,776 students), Foothill High (2,126 students), and Tustin High (1,627 students). See the Tustin Unified district page for the complete list.