- Enrollment
- 819
- Students per teacher
- 17.8:1
- Resource Index
- 18/100
High school (grades 9-12) · Arroyo Grande, CA
Arroyo Grande High
Federal NCES profile for Arroyo Grande High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 26/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 062308003516
👥 S:T ratio 19
🌟 Gifted program 30
🎓 Counselors 20
📋 Attendance 35
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Arroyo Grande High earns 26/100 on the Resource Investment Index, with class sizes near the California median. It is also one of the largest schools in California.
- #5 of 8
- public schools in Arroyo Grande · Resource Index
- 26
- Resource Index · Lower
- 20.3:1
- students per teacher
- 36.6%
- free-lunch eligible
Arroyo Grande High has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Arroyo Grande High ranks #5 of 8 public schools in Arroyo Grande, CA.
School address
District: Lucia Mar Unified · California
NCES ID 062308003516 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-15 students YoY
Arroyo Grande High held near 1,976 students from 2022-23 to 2023-24 (-15 headcount).
Teacher FTE lost 99.2 → 97.5 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-15 students YoY 062308003516 · Arroyo Grande, CA High · LARGE · TRAD
2,012 enr · 20.3:1 · 36.6% lunch · RII 26
Nearest enrollment peer: Nipomo High (819 students)
Arroyo Grande High held near 1,976 students from 2022-23 to 2023-24 (-15 headcount). Teacher FTE lost 99.2 → 97.5 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Arroyo Grande High in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Arroyo Grande High
2,012 students
- Nipomo High
Nipomo High
819 students
- Harloe Element 619
Harloe Elementary
619 students
- Dana Elementar 612
Dana Elementary
612 students
- Lange (Dorothe 577
Lange (Dorothea) Elementary
577 students
- Ocean View Ele 547
Ocean View Elementary
547 students
What this shows Arroyo Grande High reports 2,012 students on the CCD universe file.
How Arroyo Grande High compares
Arroyo Grande High 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 | 20.3:1 | ▼ 6% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 36.6% | ▼ 34% | 55.5% | 51.7% |
| Enrollment | 2,012 | top 3% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
20.3:1
Leaner classes than 15% of US schools, heavier class loads than most.
2,012
Bigger than 98% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
36.6%
free-lunch eligible
- 34% 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
20.3:1
students per teacher
- 6% below state mean
Top 37% in California - lower ratio than 63% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
26.1%
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
$15,856
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
Counselors5.0 FTE
Per 402 students, the combined health-and-guidance staffing load for this school.
Discipline context
13
in-school suspensions + 110 out-of-school
Suspension rate: 0.6 per 100 students. Combined in-school and out-of-school rate: 6.1 per 100 students. Reported via the Civil Rights Data Collection. Includes 5 expulsions.
Student demographics
White 48.2%
Hispanic or Latino 42.2%
Two or More 5.7%
Asian 3.0%
African American 0.5%
American Indian / Alaska Native 0.2%
Native Hawaiian / Pacific Islander 0.1%
Largest group: White at 48.2% of enrollment.
Student-body diversity index 58.5/100
Simpson diversity index - at 58.5, Arroyo Grande High is more mixed than the California school average of 46.0.
Programs
AP courses offered 20
District finance for Lucia Mar Unified reports $15,856 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Arroyo Grande High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Nipomo High | Smaller | Higher economic need | Lower S:T ratio |
| Harloe Elementary | Smaller | Similar economic need | Higher S:T ratio |
| Dana Elementary | Smaller | Higher economic need | Higher S:T ratio |
| Lange (Dorothea) Elementary | Smaller | Higher economic need | Similar S:T ratio |
| Ocean View Elementary | Smaller | Lower economic need | Higher S:T ratio |
Comparisons are relative to Arroyo Grande High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 619
- Students per teacher
- 25.8:1
- Resource Index
- 26/100
- Enrollment
- 612
- Students per teacher
- 23.5:1
- Resource Index
- 24/100
- Enrollment
- 577
- Students per teacher
- 21.4:1
- Resource Index
- 32/100
- Enrollment
- 547
- Students per teacher
- 23.8:1
- Resource Index
- 35/100
Similar high schools in Arroyo Grande
1 comparable high schools (grades 9-12) serving the same city.
Nationwide high 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 (~2,012 students)
Frequently asked questions about Arroyo Grande High
How many students attend Arroyo Grande High?
Arroyo Grande High has 2,012 students enrolled. It is a high school in Arroyo Grande, CA. CCD year-over-year: 1,991 (2022-23) → 1,976 (2023-24), nearly flat (-15).
What is the student-teacher ratio at Arroyo Grande High?
The student-teacher ratio at Arroyo Grande High is 20.3:1, which is 6% lower than the California average of 21.5:1 and 29% 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 Arroyo Grande High?
36.6% of students at Arroyo Grande High are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Arroyo Grande High?
The largest demographic group at Arroyo Grande High is White at 48.2% of enrollment, in Arroyo Grande, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 58.5/100.
What is the Resource Investment Index for Arroyo Grande High?
Arroyo Grande High has a Resource Investment Index of 26/100 (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 Arroyo Grande High rank among public schools in Arroyo Grande?
By Resource Investment Index, Arroyo Grande High ranks #5 of 8 public schools in Arroyo Grande, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Arroyo Grande on the city page.
What other schools are in Lucia Mar Unified?
Besides Arroyo Grande High, Lucia Mar Unified also operates Nipomo High (819 students), Harloe Elementary (619 students), and Dana Elementary (612 students). See the Lucia Mar Unified district page for the complete list.