- Enrollment
- 2,125
- Students per teacher
- 25.3:1
- Resource Index
- 12/100
Other / mixed grade configuration · Porterville, CA
Butterfield Charter
Federal NCES profile for Butterfield Charter, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 21/100.
2024-25 NCES dataOther / mixed grade configurationNCES 060006412042Charter school
👥 S:T ratio 0
🌟 Gifted program 30
🎓 Counselors 53
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Butterfield Charter earns 21/100 on the Resource Investment Index, with class sizes larger than 98% of California schools.
- #5 of 5
- schools in Porterville · Resource Index
- 21
- Resource Index · Lower
- 33.6:1
- large classes for California
- 82.8%
- free-lunch eligible
Butterfield Charter has class sizes larger than 98% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Butterfield Charter ranks #5 of 5 schools in Porterville, CA.
School address
District: Porterville Unified · California
NCES ID 060006412042 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+86 students YoY
Butterfield Charter grew from 384 students in 2022-23 to 470 in 2023-24 (+22.4%).
Teacher FTE added 15.1 → 19.2 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+86 students YoY 060006412042 · Porterville, CA Other · MID · CHARTER
504 enr · 33.6:1 · 82.8% lunch · RII 21
Nearest enrollment peer: Porterville High (2,125 students)
Butterfield Charter grew from 384 students in 2022-23 to 470 in 2023-24 (+22.4%). Teacher FTE added 15.1 → 19.2 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Butterfield Charter in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Porterville Hi
Porterville High
2,125 students
- Monache High
Monache High
1,855 students
- Granite Hills
Granite Hills High
1,206 students
- Santa Fe Eleme 809
Santa Fe Elementary
809 students
- Pioneer Middle 754
Pioneer Middle
754 students
- This school 504
Butterfield Charter
504 students
What this shows Butterfield Charter reports 504 students on the CCD universe file.
How Butterfield Charter compares
Butterfield Charter is a growing campus on CCD: ratios and free-lunch share vs California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 33.6:1 | ▲ 56% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 82.8% | ▲ 49% | 55.5% | 51.7% |
| Enrollment | 504 | top 45% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
33.6:1
Leaner classes than 1% of US schools, heavier class loads than most.
504
Bigger than 62% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
82.8%
free-lunch eligible
- 49% above the California average of 55.5%
Well above the 40% Title I schoolwide threshold, among the highest-need profiles in the state; federal funds support the whole school, not individual students.
Staffing depth
33.6:1
students per teacher
- 56% above state mean
Top 98% in California - lower ratio than 2% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Engagement
74.6%
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
$18,988
per pupil, district-wide
- above California avg of $18,665
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors2.2 FTE
Per 234 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 76.3%
White 16.1%
American Indian / Alaska Native 3.6%
Two or More 2.4%
Asian 1.0%
Native Hawaiian / Pacific Islander 0.4%
African American 0.2%
Largest group: Hispanic or Latino at 76.3% of enrollment.
Student-body diversity index 39.0/100
Simpson diversity index - at 39.0, Butterfield Charter is less mixed than the California school average of 46.0.
Programs
District finance for Porterville Unified reports $18,988 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Butterfield Charter Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Porterville High | Larger | Similar economic need | Lower S:T ratio |
| Monache High | Larger | Lower economic need | Lower S:T ratio |
| Granite Hills High | Larger | Similar economic need | Lower S:T ratio |
| Santa Fe Elementary | Larger | Similar economic need | Lower S:T ratio |
| Pioneer Middle | Larger | Similar economic need | Lower S:T ratio |
Comparisons are relative to Butterfield Charter's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,855
- Students per teacher
- 21.1:1
- Resource Index
- 22/100
- Enrollment
- 1,206
- Students per teacher
- 21.5:1
- Resource Index
- 17/100
- Enrollment
- 809
- Students per teacher
- 23.1:1
- Resource Index
- 26/100
- Enrollment
- 754
- Students per teacher
- 20.9:1
- Resource Index
- 13/100
Similar other schools in Porterville
4 comparable other schools (grades Mixed) serving the same city.
Summit Charter Academy
Standard public school
2,423 students 23.3:1 students per teacher
Monarch River Academy
Standard public school
1,338 students 39.4:1 students per teacher
Porterville Military Academy
Standard public school
255 students 18.2:1 students per teacher
Vine Street Community Day
Alternative education program
14 students 14:1 students per teacher
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 (~504 students)
Frequently asked questions about Butterfield Charter
How many students attend Butterfield Charter?
Butterfield Charter has 504 students enrolled. It is a public school in Porterville, CA. CCD year-over-year: 384 (2022-23) → 470 (2023-24), up 86.
What is the student-teacher ratio at Butterfield Charter?
The student-teacher ratio at Butterfield Charter is 33.6:1, which is 56% higher than the California average of 21.5:1 and 114% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Butterfield Charter?
82.8% of students at Butterfield Charter are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Butterfield Charter?
The largest demographic group at Butterfield Charter is Hispanic or Latino at 76.3% of enrollment, in Porterville, CA.
What is the Resource Investment Index for Butterfield Charter?
Butterfield Charter has a Resource Investment Index of 21/100 (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 Butterfield Charter rank among schools in Porterville?
By Resource Investment Index, Butterfield Charter ranks #5 of 5 schools in Porterville, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Porterville on the city page.
What other schools are in Porterville Unified?
Besides Butterfield Charter, Porterville Unified also operates Porterville High (2,125 students), Monache High (1,855 students), and Granite Hills High (1,206 students). See the Porterville Unified district page for the complete list.