- Enrollment
- 582
- Students per teacher
- 20.8:1
- Resource Index
- 12/100
High school (grades 9-12) · Waterford, CA
Sentinel High
Federal NCES profile for Sentinel High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 63/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 060006312193
👥 S:T ratio 72
🌟 Gifted program 30
🎓 Counselors 86
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Sentinel High earns 63/100 on the Resource Investment Index, with class sizes smaller than 98% of California schools. It is also one of the smallest schools in California.
- #1 of 8
- public schools in Waterford · Resource Index
- 63
- Resource Index · Higher
- 7:1
- small classes for California
- 81.0%
- free-lunch eligible
Sentinel High has class sizes smaller than 98% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Sentinel High ranks #1 of 8 public schools in Waterford, CA.
School address
District: Waterford Unified · California
NCES ID 060006312193 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+5 students YoY
Sentinel High grew from 21 students in 2022-23 to 26 in 2023-24 (+23.8%).
Teacher FTE held 2.8 → 2.6 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+5 students YoY 060006312193 · Waterford, CA High · SMALL · TRAD
14 enr · 7:1 · 81.0% lunch · RII 63
Nearest enrollment peer: Waterford High (582 students)
Sentinel High grew from 21 students in 2022-23 to 26 in 2023-24 (+23.8%). Teacher FTE held 2.8 → 2.6 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Sentinel High in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Waterford High
Waterford High
582 students
- Richard M. Moo
Richard M. Moon Primary
510 students
- Lucille Whiteh
Lucille Whitehead Intermediate
355 students
- Waterford Juni
Waterford Junior
260 students
- This school 14
Sentinel High
14 students
What this shows Sentinel High reports 14 students on the CCD universe file.
How Sentinel High compares
Sentinel High 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 | 7:1 | ▼ 67% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 81.0% | ▲ 46% | 55.5% | 51.7% |
| Enrollment | 14 | top 98% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
7:1
Leaner classes than 97% of US schools, among the more generously staffed nationally.
14
Bigger than 2% of US schools by enrollment, a small campus.
Equity indicators methodology
Economic need
81.0%
free-lunch eligible
- 46% 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
7:1
students per teacher
- 67% below state mean
Top 2% in California - lower ratio than 98% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Funding equity
$19,486
per pupil, district-wide
- above California avg of $18,665
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors0.2 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 3 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 21.4 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 50.0%
Hispanic or Latino 42.9%
Two or More 7.1%
Largest group: White at 50.0% of enrollment.
Student-body diversity index 56.1/100
Simpson diversity index - at 56.1, Sentinel High is more mixed than the California school average of 46.0.
Programs
AP program Not offered
District finance for Waterford Unified reports $19,486 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Sentinel High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Waterford High | Larger | Lower economic need | Higher S:T ratio |
| Richard M. Moon Primary | Larger | Similar economic need | Higher S:T ratio |
| Lucille Whitehead Intermediate | Larger | Similar economic need | Higher S:T ratio |
| Waterford Junior | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to Sentinel High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 510
- Students per teacher
- 23.2:1
- Resource Index
- 15/100
- Enrollment
- 355
- Students per teacher
- 22.2:1
- Resource Index
- 10/100
- Enrollment
- 260
- Students per teacher
- 21.7:1
- Resource Index
- 16/100
Similar high schools in Waterford
1 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 (~14 students)
Frequently asked questions about Sentinel High
How many students attend Sentinel High?
Sentinel High has 14 students enrolled. It is a high school in Waterford, CA. CCD year-over-year: 21 (2022-23) → 26 (2023-24), up 5.
What is the student-teacher ratio at Sentinel High?
The student-teacher ratio at Sentinel High is 7:1, which is 67% lower than the California average of 21.5:1 and 55% lower 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 Sentinel High?
81.0% of students at Sentinel High are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Sentinel High?
The largest demographic group at Sentinel High is White at 50.0% of enrollment, in Waterford, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 56.1/100.
What is the Resource Investment Index for Sentinel High?
Sentinel High has a Resource Investment Index of 63/100 (higher 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 Sentinel High rank among public schools in Waterford?
By Resource Investment Index, Sentinel High ranks #1 of 8 public schools in Waterford, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Waterford on the city page.
What other schools are in Waterford Unified?
Besides Sentinel High, Waterford Unified also operates Waterford High (582 students), Richard M. Moon Primary (510 students), and Lucille Whitehead Intermediate (355 students). See the Waterford Unified district page for the complete list.