- Enrollment
- 65
- Students per teacher
- 21.7:1
- Resource Index
- 22/100
High school (grades 9-12) · Sonora, CA
Sonora High
Federal NCES profile for Sonora High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 30/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 063726006306
👥 S:T ratio 7
🌟 Gifted program 70
🎓 Counselors 41
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Sonora High earns 30/100 on the Resource Investment Index, with class sizes near the California median.
- #2 of 3
- high schools in Sonora · Resource Index
- 30
- Resource Index · Lower
- 23.2:1
- students per teacher
- 35.1%
- free-lunch eligible
Sonora High has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Sonora High ranks #2 of 3 high schools in Sonora, CA.
School address
District: Sonora Union High · California
NCES ID 063726006306 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+41 students YoY
Sonora High held near 960 students from 2022-23 to 2023-24 (+41 headcount).
Teacher FTE lost 38.3 → 37.8 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+41 students YoY 063726006306 · Sonora, CA High · MID · TRAD
880 enr · 23.2:1 · 35.1% lunch · RII 30
Nearest enrollment peer: Theodore Bird High (65 students)
Sonora High held near 960 students from 2022-23 to 2023-24 (+41 headcount). Teacher FTE lost 38.3 → 37.8 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Sonora High in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Sonora High
880 students
- Theodore Bird 65
Theodore Bird High
65 students
- Dario Cassina 44
Dario Cassina High
44 students
What this shows Sonora High reports 880 students on the CCD universe file.
How Sonora High compares
Sonora 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 | 23.2:1 | ▲ 8% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 35.1% | ▼ 37% | 55.5% | 51.7% |
| Enrollment | 880 | top 14% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
23.2:1
Leaner classes than 8% of US schools, heavier class loads than most.
880
Bigger than 88% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
35.1%
free-lunch eligible
- 37% 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
23.2:1
students per teacher
- 8% above state mean
Top 64% in California - lower ratio than 36% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
59.1%
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
$15,423
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
Counselors3.0 FTE
Per 293 students, the combined health-and-guidance staffing load for this school.
Discipline context
3
in-school suspensions + 147 out-of-school
Suspension rate: 0.3 per 100 students. Combined in-school and out-of-school rate: 17.0 per 100 students. Reported via the Civil Rights Data Collection. Includes 4 expulsions.
Student demographics
White 61.9%
Hispanic or Latino 23.5%
Two or More 9.7%
Asian 2.1%
American Indian / Alaska Native 1.7%
African American 1.0%
Native Hawaiian / Pacific Islander 0.1%
Largest group: White at 61.9% of enrollment.
Student-body diversity index 55.1/100
Simpson diversity index - at 55.1, Sonora High is more mixed than the California school average of 46.0.
Programs
AP courses offered 9
Gifted & talented Yes
District finance for Sonora Union High reports $15,423 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Sonora High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Theodore Bird High | Smaller | Higher economic need | Lower S:T ratio |
| Dario Cassina High | Smaller | Higher economic need | Lower S:T ratio |
Comparisons are relative to Sonora High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 44
- Students per teacher
- 14.7:1
- Resource Index
- 54/100
Similar high schools in Sonora
2 comparable high schools (grades 9-12) serving the same city.
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 (~880 students)
Frequently asked questions about Sonora High
How many students attend Sonora High?
Sonora High has 880 students enrolled. It is a high school in Sonora, CA. CCD year-over-year: 919 (2022-23) → 960 (2023-24), nearly flat (+41).
What is the student-teacher ratio at Sonora High?
The student-teacher ratio at Sonora High is 23.2:1, which is 8% higher than the California average of 21.5:1 and 48% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Sonora High?
35.1% of students at Sonora High are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Sonora High?
The largest demographic group at Sonora High is White at 61.9% of enrollment, in Sonora, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 55.1/100.
What is the Resource Investment Index for Sonora High?
Sonora High has a Resource Investment Index of 30/100 (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 Sonora High rank among high schools in Sonora?
By Resource Investment Index, Sonora High ranks #2 of 3 high schools in Sonora, 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 Sonora on the city page.
What other schools are in Sonora Union High?
Besides Sonora High, Sonora Union High also operates Theodore Bird High (65 students) and Dario Cassina High (44 students). See the Sonora Union High district page for the complete list.