- Enrollment
- 1,678
- Students per teacher
- 21.5:1
- Resource Index
- 24/100
Elementary school (grades K-5) · San Luis Obispo, CA
Sinsheimer Elementary
Federal NCES profile for Sinsheimer Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 20/100.
2024-25 NCES dataElementary school (grades K-5)NCES 063480005881
👥 S:T ratio 0
🌟 Gifted program 30
🎓 Counselors 0
📋 Attendance 50
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Sinsheimer Elementary earns 20/100 on the Resource Investment Index, with class sizes larger than 80% of California schools.
- #6 of 8
- elementary schools in San Luis Obispo · Resource Index
- 20
- Resource Index · Lower
- 25.1:1
- large classes for California
- 23.2%
- free-lunch eligible
Sinsheimer Elementary has class sizes larger than 80% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Sinsheimer Elementary ranks #6 of 8 elementary schools in San Luis Obispo, CA.
School address
District: San Luis Coastal Unified · California
NCES ID 063480005881 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-1 students YoY
Sinsheimer Elementary held near 370 students from 2022-23 to 2023-24 (-1 headcount).
Teacher FTE lost 16.0 → 15.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-1 students YoY 063480005881 · San Luis Obispo, CA Elementary · SMALL · TRAD
401 enr · 25.1:1 · 23.2% lunch · RII 20
Nearest enrollment peer: San Luis Obispo High (1,678 students)
Sinsheimer Elementary held near 370 students from 2022-23 to 2023-24 (-1 headcount). Teacher FTE lost 16.0 → 15.0 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Sinsheimer Elementary in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- San Luis Obisp
San Luis Obispo High
1,678 students
- Laguna Middle
Laguna Middle
780 students
- Morro Bay High
Morro Bay High
751 students
- C L Smith Elem 528
C L Smith Elementary
528 students
- Los Ranchos El 521
Los Ranchos Elementary
521 students
- This school 401
Sinsheimer Elementary
401 students
What this shows Sinsheimer Elementary reports 401 students on the CCD universe file.
How Sinsheimer Elementary compares
Sinsheimer Elementary 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 | 25.1:1 | ▲ 17% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 23.2% | ▼ 58% | 55.5% | 51.7% |
| Enrollment | 401 | top 60% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
25.1:1
Leaner classes than 5% of US schools, heavier class loads than most.
401
Bigger than 48% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
23.2%
free-lunch eligible
- 58% below the California average of 55.5%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
25.1:1
students per teacher
- 17% above state mean
Top 80% in California - lower ratio than 20% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Engagement
20.2%
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
$18,117
per pupil, district-wide
- below California avg of $18,665
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors0.4 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
4
in-school suspensions + 8 out-of-school
Suspension rate: 1.0 per 100 students. Combined in-school and out-of-school rate: 3.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 68.1%
Hispanic or Latino 17.7%
Two or More 8.5%
Asian 4.7%
American Indian / Alaska Native 0.7%
African American 0.2%
Largest group: White at 68.1% of enrollment.
Student-body diversity index 49.5/100
Simpson diversity index - at 49.5, Sinsheimer Elementary is more mixed than the California school average of 46.0.
Programs
District finance for San Luis Coastal Unified reports $18,117 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Sinsheimer Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| San Luis Obispo High | Larger | Similar economic need | Lower S:T ratio |
| Laguna Middle | Larger | Similar economic need | Lower S:T ratio |
| Morro Bay High | Larger | Higher economic need | Lower S:T ratio |
| C L Smith Elementary | Larger | Higher economic need | Similar S:T ratio |
| Los Ranchos Elementary | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to Sinsheimer Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 780
- Students per teacher
- 20:1
- Resource Index
- 27/100
- Enrollment
- 751
- Students per teacher
- 16.7:1
- Resource Index
- 24/100
- Enrollment
- 528
- Students per teacher
- 24:1
- Resource Index
- 16/100
- Enrollment
- 521
- Students per teacher
- 27.4:1
- Resource Index
- 22/100
Similar elementary schools in San Luis Obispo
6 comparable elementary schools (grades K-5) serving the same city.
C L Smith Elementary
Standard public school
528 students 24:1 students per teacher
Los Ranchos Elementary
Standard public school
521 students 27.4:1 students per teacher
Pacheco Elementary
Standard public school
488 students 23.2:1 students per teacher
Hawthorne Elementary
Standard public school
437 students 25.7:1 students per teacher
Bishop's Peak Elementary
Standard public school
358 students 22.4:1 students per teacher
Teach Elementary
Standard public school
193 students 32.2:1 students per teacher
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 (~401 students)
Frequently asked questions about Sinsheimer Elementary
How many students attend Sinsheimer Elementary?
Sinsheimer Elementary has 401 students enrolled. It is an elementary school in San Luis Obispo, CA. CCD year-over-year: 371 (2022-23) → 370 (2023-24), nearly flat (-1).
What is the student-teacher ratio at Sinsheimer Elementary?
The student-teacher ratio at Sinsheimer Elementary is 25.1:1, which is 17% higher than the California average of 21.5:1 and 60% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Sinsheimer Elementary?
23.2% of students at Sinsheimer Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Sinsheimer Elementary?
The largest demographic group at Sinsheimer Elementary is White at 68.1% of enrollment, in San Luis Obispo, CA.
What is the Resource Investment Index for Sinsheimer Elementary?
Sinsheimer Elementary has a Resource Investment Index of 20/100 (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 Sinsheimer Elementary rank among elementary schools in San Luis Obispo?
By Resource Investment Index, Sinsheimer Elementary ranks #6 of 8 elementary schools in San Luis Obispo, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in San Luis Obispo on the city page.
What other schools are in San Luis Coastal Unified?
Besides Sinsheimer Elementary, San Luis Coastal Unified also operates San Luis Obispo High (1,678 students), Laguna Middle (780 students), and Morro Bay High (751 students). See the San Luis Coastal Unified district page for the complete list.