- Enrollment
- 1,948
- Students per teacher
- 25:1
- Resource Index
- 21/100
High school (grades 9-12) · Concord, CA
Ygnacio Valley High
Federal NCES profile for Ygnacio Valley High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 26/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 062637003986
👥 S:T ratio 30
🌟 Gifted program 30
🎓 Counselors 29
📋 Attendance 13
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Ygnacio Valley High earns 26/100 on the Resource Investment Index, even as it posts class sizes smaller than 82% of California schools.
- #4 of 5
- high schools in Concord · Resource Index
- 26
- Resource Index · Lower
- 17.4:1
- small classes for California
- 71.4%
- free-lunch eligible
Ygnacio Valley High has class sizes smaller than 82% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Ygnacio Valley High ranks #4 of 5 high schools in Concord, CA.
School address
District: Mt. Diablo Unified · California
NCES ID 062637003986 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-61 students YoY
Ygnacio Valley High shrank from 1,172 students in 2022-23 to 1,111 in 2023-24 (-5.2%).
Teacher FTE lost 61.7 → 59.9 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-61 students YoY 062637003986 · Concord, CA High · MID · TRAD
1,059 enr · 17.4:1 · 71.4% lunch · RII 26
Nearest enrollment peer: College Park High (1,948 students)
Ygnacio Valley High shrank from 1,172 students in 2022-23 to 1,111 in 2023-24 (-5.2%). Teacher FTE lost 61.7 → 59.9 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Ygnacio Valley High in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- College Park H
College Park High
1,948 students
- Northgate High
Northgate High
1,546 students
- Mt. Diablo Hig
Mt. Diablo High
1,397 students
- Concord High
Concord High
1,137 students
- This school
Ygnacio Valley High
1,059 students
- Foothill Middl
Foothill Middle
1,005 students
What this shows Ygnacio Valley High reports 1,059 students on the CCD universe file.
How Ygnacio Valley High compares
Ygnacio Valley High is a shrinking 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 | 17.4:1 | ▼ 19% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 71.4% | ▲ 29% | 55.5% | 51.7% |
| Enrollment | 1,059 | top 10% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
17.4:1
Leaner classes than 28% of US schools, heavier class loads than most.
1,059
Bigger than 92% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
71.4%
free-lunch eligible
- 29% 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
17.4:1
students per teacher
- 19% below state mean
Top 18% in California - lower ratio than 82% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
34.7%
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
$15,273
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 353 students, the combined health-and-guidance staffing load for this school.
Discipline context
5
in-school suspensions + 90 out-of-school
Suspension rate: 0.5 per 100 students. Combined in-school and out-of-school rate: 9.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 78.2%
Asian 8.0%
White 4.9%
Two or More 4.8%
African American 3.2%
Native Hawaiian / Pacific Islander 0.8%
Largest group: Hispanic or Latino at 78.2% of enrollment.
Student-body diversity index 37.6/100
Simpson diversity index - at 37.6, Ygnacio Valley High is less mixed than the California school average of 46.0.
Programs
AP courses offered 1
District finance for Mt. Diablo Unified reports $15,273 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Ygnacio Valley High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| College Park High | Larger | Lower economic need | Higher S:T ratio |
| Northgate High | Larger | Lower economic need | Higher S:T ratio |
| Mt. Diablo High | Larger | Lower economic need | Similar S:T ratio |
| Concord High | Similar size | Lower economic need | Similar S:T ratio |
| Foothill Middle | Similar size | Lower economic need | Higher S:T ratio |
Comparisons are relative to Ygnacio Valley High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,546
- Students per teacher
- 24.9:1
- Resource Index
- 23/100
- Enrollment
- 1,397
- Students per teacher
- 17.7:1
- Resource Index
- 22/100
- Enrollment
- 1,137
- Students per teacher
- 18.6:1
- Resource Index
- 27/100
- Enrollment
- 1,005
- Students per teacher
- 29.6:1
- Resource Index
- 28/100
Similar high schools in Concord
4 comparable high schools (grades 9-12) serving the same city.
Clayton Valley Charter High
Standard public school
2,373 students 25.2:1 students per teacher
Mt. Diablo High
Standard public school
1,397 students 17.7:1 students per teacher
Concord High
Standard public school
1,137 students 18.6:1 students per teacher
Olympic Continuation High
Alternative education program
233 students 12.9:1 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 (~1,059 students)
Frequently asked questions about Ygnacio Valley High
How many students attend Ygnacio Valley High?
Ygnacio Valley High has 1,059 students enrolled. It is a high school in Concord, CA. CCD year-over-year: 1,172 (2022-23) → 1,111 (2023-24), down 61.
What is the student-teacher ratio at Ygnacio Valley High?
The student-teacher ratio at Ygnacio Valley High is 17.4:1, which is 19% lower than the California average of 21.5:1 and 11% 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 Ygnacio Valley High?
71.4% of students at Ygnacio Valley High are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Ygnacio Valley High?
The largest demographic group at Ygnacio Valley High is Hispanic or Latino at 78.2% of enrollment, in Concord, CA.
What is the Resource Investment Index for Ygnacio Valley High?
Ygnacio Valley High has a Resource Investment Index of 26/100 (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 Ygnacio Valley High rank among high schools in Concord?
By Resource Investment Index, Ygnacio Valley High ranks #4 of 5 high schools in Concord, 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 Concord on the city page.
What other schools are in Mt. Diablo Unified?
Besides Ygnacio Valley High, Mt. Diablo Unified also operates College Park High (1,948 students), Northgate High (1,546 students), and Mt. Diablo High (1,397 students). See the Mt. Diablo Unified district page for the complete list.