- Enrollment
- 432
- Students per teacher
- 33.2:1
- Resource Index
- 7/100
Other / mixed grade configuration · Rio Vista, CA
River Delta High/Elementary (Alternative)
Federal NCES profile for River Delta High/Elementary (Alternative), including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 29/100.
2024-25 NCES dataOther / mixed grade configurationNCES 063311009429
👥 S:T ratio 28
🌟 Gifted program 30
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
River Delta High/Elementary (Alternative) earns 29/100 on the Resource Investment Index, even as it posts class sizes smaller than 79% of California schools. It is also one of the smallest schools in California.
- #3 of 4
- public schools in Rio Vista · Resource Index
- 29
- Resource Index · Lower
- 18:1
- small classes for California
- 57.1%
- free-lunch eligible
River Delta High/Elementary (Alternative) has class sizes smaller than 79% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, River Delta High/Elementary (Alternative) ranks #3 of 4 public schools in Rio Vista, CA.
School address
District: River Delta Joint Unified · California
NCES ID 063311009429 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-2 students YoY
River Delta High/Elementary (Alternative) shrank from 28 students in 2022-23 to 26 in 2023-24 (-7.1%).
Teacher FTE held 2.0 → 1.9 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-2 students YoY 063311009429 · Rio Vista, CA Other · SMALL · TRAD
18 enr · 18:1 · 57.1% lunch · RII 29
Nearest enrollment peer: D. H. White Elementary (432 students)
River Delta High/Elementary (Alternative) shrank from 28 students in 2022-23 to 26 in 2023-24 (-7.1%). Teacher FTE held 2.0 → 1.9 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
River Delta High/Elementary (Alternative) in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- D. H. White El
D. H. White Elementary
432 students
- Rio Vista High
Rio Vista High
317 students
- Delta High
Delta High
196 students
- Isleton Elemen
Isleton Elementary
188 students
- Clarksburg Mid 171
Clarksburg Middle
171 students
- This school 18
River Delta High/Elementary (Alternative)
18 students
What this shows River Delta High/Elementary (Alternative) reports 18 students on the CCD universe file.
How River Delta High/Elementary (Alternative) compares
River Delta High/Elementary (Alternative) 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 | 18:1 | ▼ 16% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 57.1% | ▲ 3% | 55.5% | 51.7% |
| Enrollment | 18 | top 97% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
18:1
Leaner classes than 24% of US schools, heavier class loads than most.
18
Bigger than 2% of US schools by enrollment, a small campus.
Equity indicators methodology
Economic need
57.1%
free-lunch eligible
- 3% 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
18:1
students per teacher
- 16% below state mean
Top 21% in California - lower ratio than 79% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Funding equity
$16,926
per pupil, district-wide
- below California avg of $18,665
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 83.3%
Hispanic or Latino 5.6%
American Indian / Alaska Native 5.6%
Two or More 5.6%
Largest group: White at 83.3% of enrollment.
Student-body diversity index 29.7/100
Simpson diversity index - at 29.7, River Delta High/Elementary (Alternative) is less mixed than the California school average of 46.0.
Programs
District finance for River Delta Joint Unified reports $16,926 per pupil (NCES F-33) - open the district page for the full revenue mix.
How River Delta High/Elementary (Alternative) Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| D. H. White Elementary | Larger | Lower economic need | Higher S:T ratio |
| Rio Vista High | Larger | Lower economic need | Lower S:T ratio |
| Delta High | Larger | Lower economic need | Lower S:T ratio |
| Isleton Elementary | Larger | Similar economic need | Higher S:T ratio |
| Clarksburg Middle | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to River Delta High/Elementary (Alternative)'s own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 317
- Students per teacher
- 14.4:1
- Resource Index
- 37/100
- Enrollment
- 196
- Students per teacher
- 15.1:1
- Resource Index
- 43/100
- Enrollment
- 188
- Students per teacher
- 20.9:1
- Resource Index
- 24/100
- Enrollment
- 171
- Students per teacher
- 21.4:1
- Resource Index
- 15/100
Nationwide other 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 (~18 students)
Frequently asked questions about River Delta High/Elementary (Alternative)
How many students attend River Delta High/Elementary (Alternative)?
River Delta High/Elementary (Alternative) has 18 students enrolled. It is an alternative school in Rio Vista, CA. CCD year-over-year: 28 (2022-23) → 26 (2023-24), down 2.
What is the student-teacher ratio at River Delta High/Elementary (Alternative)?
The student-teacher ratio at River Delta High/Elementary (Alternative) is 18:1, which is 16% lower than the California average of 21.5:1 and 15% 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 River Delta High/Elementary (Alternative)?
57.1% of students at River Delta High/Elementary (Alternative) are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of River Delta High/Elementary (Alternative)?
The largest demographic group at River Delta High/Elementary (Alternative) is White at 83.3% of enrollment, in Rio Vista, CA.
What is the Resource Investment Index for River Delta High/Elementary (Alternative)?
River Delta High/Elementary (Alternative) has a Resource Investment Index of 29/100 (lower reported resources relative to schools nationally) based on 2 factors: student-teacher ratio, gifted-program reporting. Not a test-score or academic measure (national median ~41/100, see methodology). Limited indicators were available, so the index reflects partial data.
How does River Delta High/Elementary (Alternative) rank among public schools in Rio Vista?
By Resource Investment Index, River Delta High/Elementary (Alternative) ranks #3 of 4 public schools in Rio Vista, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in River Delta Joint Unified?
Besides River Delta High/Elementary (Alternative), River Delta Joint Unified also operates D. H. White Elementary (432 students), Rio Vista High (317 students), and Delta High (196 students). See the River Delta Joint Unified district page for the complete list.