- Enrollment
- 2,058
- Students per teacher
- 19.8:1
- Resource Index
- 28/100
Elementary school (grades K-5) · Acampo, CA
Joe Serna Jr. Charter
Federal NCES profile for Joe Serna Jr. Charter, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 45/100.
2024-25 NCES dataElementary school (grades K-5)NCES 062223008617Charter school
👥 S:T ratio 18
🌟 Gifted program 70
📋 Attendance 48
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Joe Serna Jr. Charter earns 45/100 on the Resource Investment Index, with class sizes near the California median.
- #1 of 3
- elementary schools in Acampo · Resource Index
- 45
- Resource Index · Typical
- 20.5:1
- students per teacher
- 52.9%
- free-lunch eligible
Joe Serna Jr. Charter has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Joe Serna Jr. Charter ranks #1 of 3 elementary schools in Acampo, CA.
School address
District: Lodi Unified · California
NCES ID 062223008617 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+9 students YoY
Joe Serna Jr. Charter held near 366 students from 2022-23 to 2023-24 (+9 headcount).
Teacher FTE held 18.7 → 18.7 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+9 students YoY 062223008617 · Acampo, CA Elementary · SMALL · CHARTER
369 enr · 20.5:1 · 52.9% lunch · RII 45
Nearest enrollment peer: Tokay High (2,058 students)
Joe Serna Jr. Charter held near 366 students from 2022-23 to 2023-24 (+9 headcount). Teacher FTE held 18.7 → 18.7 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Joe Serna Jr. Charter 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 369
Joe Serna Jr. Charter
369 students
What this shows Joe Serna Jr. Charter reports 369 students on the CCD universe file.
How Joe Serna Jr. Charter compares
Joe Serna Jr. Charter 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 | 20.5:1 | ▼ 5% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 52.9% | ▼ 5% | 55.5% | 51.7% |
| Enrollment | 369 | top 65% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
20.5:1
Leaner classes than 14% of US schools, heavier class loads than most.
369
Bigger than 43% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
52.9%
free-lunch eligible
- 5% below the California average of 55.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
20.5:1
students per teacher
- 5% below state mean
Top 39% in California - lower ratio than 61% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
20.9%
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
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 7 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 1.9 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 82.7%
White 14.6%
Asian 1.4%
Two or More 0.8%
American Indian / Alaska Native 0.5%
Largest group: Hispanic or Latino at 82.7% of enrollment.
Student-body diversity index 29.4/100
Simpson diversity index - at 29.4, Joe Serna Jr. Charter is less 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 Joe Serna Jr. Charter Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Tokay High | Larger | Similar economic need | Similar S:T ratio |
| Lodi High | Larger | Similar economic need | Lower S:T ratio |
| Bear Creek High | Larger | Similar economic need | Similar S:T ratio |
| Ronald E. Mcnair High | Larger | Higher economic need | Lower S:T ratio |
| Lodi Middle | Larger | Higher economic need | Similar S:T ratio |
Comparisons are relative to Joe Serna Jr. Charter'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 elementary schools in Acampo
2 comparable elementary schools (grades K-5) serving the same city.
Nationwide elementary 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 (~369 students)
Frequently asked questions about Joe Serna Jr. Charter
How many students attend Joe Serna Jr. Charter?
Joe Serna Jr. Charter has 369 students enrolled. It is an elementary school in Acampo, CA. CCD year-over-year: 357 (2022-23) → 366 (2023-24), nearly flat (+9).
What is the student-teacher ratio at Joe Serna Jr. Charter?
The student-teacher ratio at Joe Serna Jr. Charter is 20.5:1, which is 5% lower than the California average of 21.5:1 and 31% 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 Joe Serna Jr. Charter?
52.9% of students at Joe Serna Jr. Charter are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Joe Serna Jr. Charter?
The largest demographic group at Joe Serna Jr. Charter is Hispanic or Latino at 82.7% of enrollment, in Acampo, CA.
What is the Resource Investment Index for Joe Serna Jr. Charter?
Joe Serna Jr. Charter has a Resource Investment Index of 45/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Joe Serna Jr. Charter rank among elementary schools in Acampo?
By Resource Investment Index, Joe Serna Jr. Charter ranks #1 of 3 elementary schools in Acampo, 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 Lodi Unified?
Besides Joe Serna Jr. Charter, 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.