- Enrollment
- 1,678
- Students per teacher
- 21.5:1
- Resource Index
- 24/100
Elementary school (grades K-5) · Los Osos, CA
Monarch Grove Elementary
Federal NCES profile for Monarch Grove Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 24/100.
2024-25 NCES dataElementary school (grades K-5)NCES 063480001393
👥 S:T ratio 14
🌟 Gifted program 30
🎓 Counselors 35
📋 Attendance 17
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Monarch Grove Elementary earns 24/100 on the Resource Investment Index, with class sizes near the California median.
- #1 of 3
- public schools in Los Osos · Resource Index
- 24
- Resource Index · Lower
- 21.6:1
- students per teacher
- 35.3%
- free-lunch eligible
Monarch Grove Elementary has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Monarch Grove Elementary ranks #1 of 3 public schools in Los Osos, CA.
School address
District: San Luis Coastal Unified · California
NCES ID 063480001393 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+6 students YoY
Monarch Grove Elementary held near 337 students from 2022-23 to 2023-24 (+6 headcount).
Teacher FTE added 15.0 → 15.5 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+6 students YoY 063480001393 · Los Osos, CA Elementary · SMALL · TRAD
324 enr · 21.6:1 · 35.3% lunch · RII 24
Nearest enrollment peer: San Luis Obispo High (1,678 students)
Monarch Grove Elementary held near 337 students from 2022-23 to 2023-24 (+6 headcount). Teacher FTE added 15.0 → 15.5 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Monarch Grove 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 324
Monarch Grove Elementary
324 students
What this shows Monarch Grove Elementary reports 324 students on the CCD universe file.
How Monarch Grove Elementary compares
Monarch Grove 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 | 21.6:1 | ▲ 0% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 35.3% | ▼ 36% | 55.5% | 51.7% |
| Enrollment | 324 | top 71% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
21.6:1
Leaner classes than 11% of US schools, heavier class loads than most.
324
Bigger than 36% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
35.3%
free-lunch eligible
- 36% below the California average of 55.5%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
21.6:1
students per teacher
- 0% above state mean
Top 49% in California - lower ratio than 51% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
33.3%
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
$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
Counselors1.0 FTE
Per 324 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 4 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 1.2 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 69.7%
Hispanic or Latino 18.3%
Two or More 7.4%
Asian 3.7%
American Indian / Alaska Native 0.9%
Largest group: White at 69.7% of enrollment.
Student-body diversity index 47.4/100
Simpson diversity index - at 47.4, Monarch Grove Elementary is about as mixed as 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 Monarch Grove Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| San Luis Obispo High | Larger | Lower economic need | Similar S:T ratio |
| Laguna Middle | Larger | Similar economic need | Lower S:T ratio |
| Morro Bay High | Larger | Similar economic need | Lower S:T ratio |
| C L Smith Elementary | Larger | Similar economic need | Higher S:T ratio |
| Los Ranchos Elementary | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Monarch Grove 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 Los Osos
1 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 (~324 students)
Frequently asked questions about Monarch Grove Elementary
How many students attend Monarch Grove Elementary?
Monarch Grove Elementary has 324 students enrolled. It is an elementary school in Los Osos, CA. CCD year-over-year: 331 (2022-23) → 337 (2023-24), nearly flat (+6).
What is the student-teacher ratio at Monarch Grove Elementary?
The student-teacher ratio at Monarch Grove Elementary is 21.6:1, which is 0% higher than the California average of 21.5:1 and 38% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Monarch Grove Elementary?
35.3% of students at Monarch Grove Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Monarch Grove Elementary?
The largest demographic group at Monarch Grove Elementary is White at 69.7% of enrollment, in Los Osos, CA.
What is the Resource Investment Index for Monarch Grove Elementary?
Monarch Grove Elementary 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 Monarch Grove Elementary rank among public schools in Los Osos?
By Resource Investment Index, Monarch Grove Elementary ranks #1 of 3 public schools in Los Osos, 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 San Luis Coastal Unified?
Besides Monarch Grove 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.