- Enrollment
- 2,111
- Students per teacher
- 24.8:1
- Resource Index
- 12/100
High school (grades 9-12) · Fairfield, CA
Armijo High
Federal NCES profile for Armijo High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 28/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 061336001510
👥 S:T ratio 14
🌟 Gifted program 30
🎓 Counselors 39
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Armijo High earns 28/100 on the Resource Investment Index, with class sizes near the California median. It is also one of the largest schools in California.
- #4 of 6
- high schools in Fairfield · Resource Index
- 28
- Resource Index · Lower
- 21.4:1
- students per teacher
- 48.0%
- free-lunch eligible
Armijo High has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Armijo High ranks #4 of 6 high schools in Fairfield, CA.
School address
District: Fairfield-Suisun Unified · California
NCES ID 061336001510 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-68 students YoY
Armijo High held near 1,899 students from 2022-23 to 2023-24 (-68 headcount).
Teacher FTE lost 86.3 → 82.5 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-68 students YoY 061336001510 · Fairfield, CA High · MID · TRAD
1,844 enr · 21.4:1 · 48.0% lunch · RII 28
Nearest enrollment peer: Angelo Rodriguez High (2,111 students)
Armijo High held near 1,899 students from 2022-23 to 2023-24 (-68 headcount). Teacher FTE lost 86.3 → 82.5 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Armijo High in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Angelo Rodrigu
Angelo Rodriguez High
2,111 students
- This school
Armijo High
1,844 students
- Fairfield High
Fairfield High
1,605 students
- Grange Middle
Grange Middle
944 students
- Green Valley M
Green Valley Middle
903 students
- Crystal Middle 774
Crystal Middle
774 students
What this shows Armijo High reports 1,844 students on the CCD universe file.
How Armijo High compares
Armijo High held steady on CCD headcount: ratios and free-lunch share vs California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 21.4:1 | ▼ 0% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 48.0% | ▼ 14% | 55.5% | 51.7% |
| Enrollment | 1,844 | top 4% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
21.4:1
Leaner classes than 12% of US schools, heavier class loads than most.
1,844
Bigger than 98% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
48.0%
free-lunch eligible
- 14% below the California average of 55.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
21.4:1
students per teacher
- 0% below state mean
Top 47% in California - lower ratio than 53% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Funding equity
$14,652
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
Counselors6.0 FTE
Per 307 students, the combined health-and-guidance staffing load for this school.
Discipline context
13
in-school suspensions + 174 out-of-school
Suspension rate: 0.7 per 100 students. Combined in-school and out-of-school rate: 10.1 per 100 students. Reported via the Civil Rights Data Collection. Includes 11 expulsions.
Student demographics
Hispanic or Latino 58.8%
African American 13.2%
Asian 12.3%
White 7.5%
Two or More 6.7%
Native Hawaiian / Pacific Islander 1.3%
American Indian / Alaska Native 0.2%
Largest group: Hispanic or Latino at 58.8% of enrollment.
Student-body diversity index 61.1/100
Simpson diversity index - at 61.1, Armijo High is more mixed than the California school average of 46.0.
Programs
AP program Not offered
District finance for Fairfield-Suisun Unified reports $14,652 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Armijo High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Angelo Rodriguez High | Similar size | Lower economic need | Higher S:T ratio |
| Fairfield High | Similar size | Similar economic need | Higher S:T ratio |
| Grange Middle | Smaller | Higher economic need | Higher S:T ratio |
| Green Valley Middle | Smaller | Lower economic need | Higher S:T ratio |
| Crystal Middle | Smaller | Higher economic need | Higher S:T ratio |
Comparisons are relative to Armijo High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,605
- Students per teacher
- 22.9:1
- Resource Index
- 19/100
- Enrollment
- 944
- Students per teacher
- 29.5:1
- Resource Index
- 23/100
- Enrollment
- 903
- Students per teacher
- 27.4:1
- Resource Index
- 28/100
- Enrollment
- 774
- Students per teacher
- 28.7:1
- Resource Index
- 26/100
Similar high schools in Fairfield
5 comparable high schools (grades 9-12) serving the same city.
Angelo Rodriguez High
Standard public school
2,111 students 24.8:1 students per teacher
Vanden High
Standard public school
1,631 students 23.6:1 students per teacher
Fairfield High
Standard public school
1,605 students 22.9:1 students per teacher
Sem Yeto Continuation High
Alternative education program
311 students 16.4:1 students per teacher
Travis Education Center
Alternative education program
67 students 13.4:1 students per teacher
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 (~1,844 students)
Frequently asked questions about Armijo High
How many students attend Armijo High?
Armijo High has 1,844 students enrolled. It is a high school in Fairfield, CA. CCD year-over-year: 1,967 (2022-23) → 1,899 (2023-24), nearly flat (-68).
What is the student-teacher ratio at Armijo High?
The student-teacher ratio at Armijo High is 21.4:1, which is 0% lower than the California average of 21.5:1 and 36% higher 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 Armijo High?
48.0% of students at Armijo High are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Armijo High?
The largest demographic group at Armijo High is Hispanic or Latino at 58.8% of enrollment, in Fairfield, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 61.1/100.
What is the Resource Investment Index for Armijo High?
Armijo High has a Resource Investment Index of 28/100 (lower reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, counselor availability. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Armijo High rank among high schools in Fairfield?
By Resource Investment Index, Armijo High ranks #4 of 6 high schools in Fairfield, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in Fairfield on the city page.
What other schools are in Fairfield-Suisun Unified?
Besides Armijo High, Fairfield-Suisun Unified also operates Angelo Rodriguez High (2,111 students), Fairfield High (1,605 students), and Grange Middle (944 students). See the Fairfield-Suisun Unified district page for the complete list.