Enrollment
949
Florida · 2024-25 NCES data
Other / mixed grade configuration · Jacksonville, FL
Cornerstone Classical Academy
Federal NCES profile for Cornerstone Classical Academy, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 52/100.
2024-25 NCES dataOther / mixed grade configurationNCES 120048008874Charter school
👥 S:T ratio 22
🌟 Gifted program 70
📋 Attendance 64
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Cornerstone Classical Academy earns 52/100 on the Resource Investment Index, with class sizes larger than 73% of Florida schools.
- #10 of 94
- schools in Jacksonville · Resource Index
- 52
- Resource Index · Higher
- 19.4:1
- large classes for Florida
- 949
- students enrolled
Cornerstone Classical Academy has class sizes larger than 73% of Florida schools. Computed live against every Florida school reporting to NCES.
By Resource Investment Index, Cornerstone Classical Academy ranks #10 of 94 schools in Jacksonville, FL.
School address
Teachers (FTE)
49.0
Federal CCD staff survey
Students per teacher
19.4:1
vs 17.8:1 Florida avg
+9% vs state
Student-teacher ratio in context
How Cornerstone Classical Academy compares with Florida and U.S. medians
What stands out at Cornerstone Classical Academy
Cornerstone Classical Academy is a mid-sized charter combined-grade school in Jacksonville, Florida, enrolling 949 students.
Class loads run somewhat heavier than typical: 19.4:1 puts it in the larger third of Florida schools by student-teacher ratio.
Enrollment of 949 puts it in the larger third of Florida schools by headcount.
Its Resource Investment Index lands in the upper third of 3,996 scored Florida schools.
Its student body is led by White (79%) and Hispanic or Latino (9%) (diversity index 37/100).
14.4% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
Its district draws 19.8% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Duval also operates Atlantic Coast High School (2,887 students) and Sandalwood High School (2,627 students) alongside Cornerstone Classical Academy.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Cornerstone Classical Academy compares
Cornerstone Classical Academy on the metrics families compare, against Florida and U.S. means.
| Metric | This school | vs Florida | Florida avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 19.4:1 | ▲ 9% | 17.8:1 | 15.7:1 |
| Enrollment | 949 | top 22% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
19.4:1
Leaner classes than 18% of US schools, heavier class loads than most.
949
Bigger than 90% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Staffing depth
19.4:1
students per teacher
- 9% above state mean
Top 73% in Florida - lower ratio than 27% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
14.4%
chronically absent (missed 10%+ of school days)
In the 10-15% range, above the pre-pandemic national baseline but within the broader post-pandemic picture.
Funding equity
$10,696
per pupil, district-wide
- below Florida avg of $11,167
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
11
in-school suspensions + 2 out-of-school
Suspension rate: 1.2 per 100 students. Combined in-school and out-of-school rate: 1.4 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
White 78.5%
Hispanic or Latino 9.1%
Two or More 6.0%
African American 3.2%
Asian 2.6%
American Indian / Alaska Native 0.4%
Native Hawaiian / Pacific Islander 0.2%
Largest group: White at 78.5% of enrollment.
Student-body diversity index 37.0/100
Simpson diversity index - at 37.0, Cornerstone Classical Academy is less mixed than the Florida school average of 52.3.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Duval, which includes Cornerstone Classical Academy.
$10,696
Per student
-4%
vs Florida
Avg $11,167
-36%
vs U.S.
Avg $16,593
Revenue mix
Local 40.9%
State 39.3%
Federal 19.8%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Cornerstone Classical Academy Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Atlantic Coast High School | Larger | No free-lunch data | Higher S:T ratio |
| Sandalwood High School | Larger | No free-lunch data | Higher S:T ratio |
| Mandarin High School | Larger | No free-lunch data | Similar S:T ratio |
| Duncan U. Fletcher High School | Larger | No free-lunch data | Higher S:T ratio |
| First Coast High School | Larger | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Cornerstone Classical Academy's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,887
- Students per teacher
- 24.5:1
- Resource Index
- 24/100
- Enrollment
- 2,627
- Students per teacher
- 22.1:1
- Resource Index
- 31/100
- Enrollment
- 2,343
- Students per teacher
- 20.6:1
- Resource Index
- 26/100
- Enrollment
- 2,184
- Students per teacher
- 22.8:1
- Resource Index
- 20/100
- Enrollment
- 2,098
- Students per teacher
- 23.6:1
- Resource Index
- 25/100
Similar other schools statewide
Matched by enrollment size and by staffing ratio across all of Florida, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~949 students)
Similar student-teacher ratio (~19.4:1)
Next steps
Verify locally before acting on Cornerstone Classical Academy's federal record.
- Compare Cornerstone Classical Academy against another school. Compare schools
- Duval's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Cornerstone Classical Academy
How many students attend Cornerstone Classical Academy?
Cornerstone Classical Academy has 949 students enrolled. It is a public school in Jacksonville, FL.
What is the student-teacher ratio at Cornerstone Classical Academy?
The student-teacher ratio at Cornerstone Classical Academy is 19.4:1, which is 9% higher than the Florida average of 17.8:1 and 24% higher than the national average of 15.7:1.
What is the racial and ethnic makeup of Cornerstone Classical Academy?
The largest demographic group at Cornerstone Classical Academy is White at 78.5% of enrollment, in Jacksonville, FL.
What is the Resource Investment Index for Cornerstone Classical Academy?
Cornerstone Classical Academy has a Resource Investment Index of 52/100 (higher reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Cornerstone Classical Academy rank among schools in Jacksonville?
By Resource Investment Index, Cornerstone Classical Academy ranks #10 of 94 schools in Jacksonville, FL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Jacksonville on the city page.
Is Cornerstone Classical Academy a good school?
Cornerstone Classical Academy earns 52/100 on the Resource Investment Index, with class sizes larger than 73% of Florida schools. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in Duval?
Besides Cornerstone Classical Academy, Duval also operates Atlantic Coast High School (2,887 students), Sandalwood High School (2,627 students), and Mandarin High School (2,343 students). See the Duval district page for the complete list.
Related tools
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.