- Enrollment
- 2,058
- Students per teacher
- 19.8:1
- Resource Index
- 28/100
Middle school (grades 6-8) · Stockton, CA
Delta Sierra Middle
Federal NCES profile for Delta Sierra Middle, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 24/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 062223009391
👥 S:T ratio 25
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Delta Sierra Middle earns 24/100 on the Resource Investment Index, even as it posts class sizes smaller than 74% of California schools. It is also more racially and ethnically mixed than most California schools.
- #2 of 6
- middle schools in Stockton · Resource Index
- 24
- Resource Index · Lower
- 18.8:1
- small classes for California
- 83.7%
- free-lunch eligible
Delta Sierra Middle has class sizes smaller than 74% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Delta Sierra Middle ranks #2 of 6 middle schools in Stockton, CA.
School address
District: Lodi Unified · California
NCES ID 062223009391 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-19 students YoY
Delta Sierra Middle held near 576 students from 2022-23 to 2023-24 (-19 headcount).
Teacher FTE lost 30.0 → 28.2 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-19 students YoY 062223009391 · Stockton, CA Middle · MID · TRAD
563 enr · 18.8:1 · 83.7% lunch · RII 24
Nearest enrollment peer: Tokay High (2,058 students)
Delta Sierra Middle held near 576 students from 2022-23 to 2023-24 (-19 headcount). Teacher FTE lost 30.0 → 28.2 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Delta Sierra Middle in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Tokay High
Tokay High
2,058 students
- Lodi High
Lodi High
1,952 students
- Bear Creek Hig
Bear Creek High
1,925 students
- Ronald E. Mcna
Ronald E. Mcnair High
1,644 students
- Lodi Middle
Lodi Middle
893 students
- This school 563
Delta Sierra Middle
563 students
What this shows Delta Sierra Middle reports 563 students on the CCD universe file.
How Delta Sierra Middle compares
Delta Sierra Middle 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 | 18.8:1 | ▼ 13% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 83.7% | ▲ 51% | 55.5% | 51.7% |
| Enrollment | 563 | top 37% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
18.8:1
Leaner classes than 21% of US schools, heavier class loads than most.
563
Bigger than 69% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
83.7%
free-lunch eligible
- 51% above the California average of 55.5%
Well above the 40% Title I schoolwide threshold, among the highest-need profiles in the state; federal funds support the whole school, not individual students.
Staffing depth
18.8:1
students per teacher
- 13% below state mean
Top 26% in California - lower ratio than 74% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
56.3%
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
$16,495
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
Counselors1.0 FTE
Per 563 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 125 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 22.2 per 100 students. Reported via the Civil Rights Data Collection. Includes 13 expulsions.
Student demographics
Hispanic or Latino 44.4%
Asian 25.3%
African American 16.2%
Two or More 6.8%
White 5.7%
Native Hawaiian / Pacific Islander 1.2%
American Indian / Alaska Native 0.4%
Largest group: Hispanic or Latino at 44.4% of enrollment.
Student-body diversity index 70.5/100
Simpson diversity index - at 70.5, Delta Sierra Middle is more mixed than the California school average of 46.0.
Programs
Gifted & talented Yes
District finance for Lodi Unified reports $16,495 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Delta Sierra Middle Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Tokay High | Larger | Lower economic need | Similar S:T ratio |
| Lodi High | Larger | Lower economic need | Similar S:T ratio |
| Bear Creek High | Larger | Lower economic need | Similar S:T ratio |
| Ronald E. Mcnair High | Larger | Lower economic need | Similar S:T ratio |
| Lodi Middle | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Delta Sierra Middle's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,952
- Students per teacher
- 17.9:1
- Resource Index
- 35/100
- Enrollment
- 1,925
- Students per teacher
- 20.1:1
- Resource Index
- 22/100
- Enrollment
- 1,644
- Students per teacher
- 17.7:1
- Resource Index
- 28/100
- Enrollment
- 893
- Students per teacher
- 20.3:1
- Resource Index
- 22/100
Similar middle schools in Stockton
5 comparable middle schools (grades 6-8) serving the same city.
Christa Mcauliffe Middle
Standard public school
734 students 22.9:1 students per teacher
Morada Middle
Standard public school
685 students 19:1 students per teacher
Sierra Middle
Standard public school
591 students 24.6:1 students per teacher
Aspire Benjamin Holt Middle
Standard public school
573 students 26:1 students per teacher
Team Charter Academy
Standard public school
180 students 18:1 students per teacher
Nationwide middle 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 (~563 students)
Frequently asked questions about Delta Sierra Middle
How many students attend Delta Sierra Middle?
Delta Sierra Middle has 563 students enrolled. It is a middle school in Stockton, CA. CCD year-over-year: 595 (2022-23) → 576 (2023-24), nearly flat (-19).
What is the student-teacher ratio at Delta Sierra Middle?
The student-teacher ratio at Delta Sierra Middle is 18.8:1, which is 13% lower than the California average of 21.5:1 and 20% 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 Delta Sierra Middle?
83.7% of students at Delta Sierra Middle are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Delta Sierra Middle?
The largest demographic group at Delta Sierra Middle is Hispanic or Latino at 44.4% of enrollment, in Stockton, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 70.5/100.
What is the Resource Investment Index for Delta Sierra Middle?
Delta Sierra Middle has a Resource Investment Index of 24/100 (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 Delta Sierra Middle rank among middle schools in Stockton?
By Resource Investment Index, Delta Sierra Middle ranks #2 of 6 middle schools in Stockton, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in Stockton on the city page.
What other schools are in Lodi Unified?
Besides Delta Sierra Middle, Lodi Unified also operates Tokay High (2,058 students), Lodi High (1,952 students), and Bear Creek High (1,925 students). See the Lodi Unified district page for the complete list.