- Enrollment
- 43
- Students per teacher
- 43:1
- Resource Index
- 20/100
Other / mixed grade configuration · Williams, CA
Coastal Buttes Academy
Federal NCES profile for Coastal Buttes Academy, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 27/100.
2024-25 NCES dataOther / mixed grade configurationNCES 069100407910
👥 S:T ratio 52
🌟 Gifted program 30
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Coastal Buttes Academy earns 27/100 on the Resource Investment Index, even as it posts class sizes smaller than 94% of California schools. It is also one of the smallest schools in California.
- #1 of 3
- schools in Williams · Resource Index
- 27
- Resource Index · Lower
- 12:1
- small classes for California
- 78.6%
- free-lunch eligible
Coastal Buttes Academy has class sizes smaller than 94% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Coastal Buttes Academy ranks #1 of 3 schools in Williams, CA.
School address
District: Colusa County Office of Education · California
NCES ID 069100407910 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+0 students YoY
Coastal Buttes Academy held near 14 students from 2022-23 to 2023-24 (+0 headcount).
Teacher FTE held 1.0 → 1.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+0 students YoY 069100407910 · Williams, CA Other · SMALL · TRAD
12 enr · 12:1 · 78.6% lunch · RII 27
Nearest enrollment peer: S. William Abel Academy (43 students)
Coastal Buttes Academy held near 14 students from 2022-23 to 2023-24 (+0 headcount). Teacher FTE held 1.0 → 1.0 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
How Coastal Buttes Academy compares
Coastal Buttes Academy 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 | 12:1 | ▼ 44% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 78.6% | ▲ 42% | 55.5% | 51.7% |
| Enrollment | 12 | top 98% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
12:1
Leaner classes than 75% of US schools, among the more generously staffed nationally.
12
Bigger than 2% of US schools by enrollment, a small campus.
Equity indicators methodology
Economic need
78.6%
free-lunch eligible
- 42% above the California average of 55.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
12:1
students per teacher
- 44% below state mean
Top 6% in California - lower ratio than 94% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
66.7%
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.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 6 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 50.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 75.0%
White 8.3%
American Indian / Alaska Native 8.3%
Two or More 8.3%
Largest group: Hispanic or Latino at 75.0% of enrollment.
Student-body diversity index 41.7/100
Simpson diversity index - at 41.7, Coastal Buttes Academy is less mixed than the California school average of 46.0.
Programs
How Coastal Buttes Academy Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| S. William Abel Academy | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to Coastal Buttes Academy's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
Similar other schools in Williams
2 comparable other schools (grades Mixed) serving the same city.
Nationwide other 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 (~12 students)
Frequently asked questions about Coastal Buttes Academy
How many students attend Coastal Buttes Academy?
Coastal Buttes Academy has 12 students enrolled. It is a special-education school in Williams, CA. CCD year-over-year: 14 (2022-23) → 14 (2023-24), nearly flat (+0).
What is the student-teacher ratio at Coastal Buttes Academy?
The student-teacher ratio at Coastal Buttes Academy is 12:1, which is 44% lower than the California average of 21.5:1 and 24% lower 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 Coastal Buttes Academy?
78.6% of students at Coastal Buttes Academy are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Coastal Buttes Academy?
The largest demographic group at Coastal Buttes Academy is Hispanic or Latino at 75.0% of enrollment, in Williams, CA.
What is the Resource Investment Index for Coastal Buttes Academy?
Coastal Buttes Academy has a Resource Investment Index of 27/100 (lower 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 Coastal Buttes Academy rank among schools in Williams?
By Resource Investment Index, Coastal Buttes Academy ranks #1 of 3 schools in Williams, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Williams on the city page.
What other schools are in Colusa County Office of Education?
Besides Coastal Buttes Academy, Colusa County Office of Education also operates S. William Abel Academy (43 students). See the Colusa County Office of Education district page for the complete list.