- Enrollment
- 1,164
- Students per teacher
- 17.9:1
- Resource Index
- 40/100
Middle school (grades 6-8) · Wilmington, DE
Skyline Middle School
Federal NCES profile for Skyline Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 37/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 100130000267
👥 S:T ratio 59
🌟 Gifted program 30
🎓 Counselors 59
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Skyline Middle School earns 37/100 on the Resource Investment Index, with class sizes smaller than 85% of Delaware schools.
- #5 of 5
- middle schools in Wilmington · Resource Index
- 37
- Resource Index · Typical
- 10.2:1
- small classes for Delaware
- 408
- students enrolled
Skyline Middle School has class sizes smaller than 85% of Delaware schools. Computed live against every Delaware school reporting to NCES.
By Resource Investment Index, Skyline Middle School ranks #5 of 5 middle schools in Wilmington, DE.
School address
District: Red Clay Consolidated School District · Delaware
NCES ID 100130000267 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-3 students YoY
Skyline Middle School held near 472 students from 2022-23 to 2023-24 (-3 headcount).
Teacher FTE lost 40.0 → 39.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-3 students YoY 100130000267 · Wilmington, DE Middle · SMALL · TRAD
408 enr · 10.2:1 · RII 37
Nearest enrollment peer: Conrad Schools of Science (1,164 students)
Skyline Middle School held near 472 students from 2022-23 to 2023-24 (-3 headcount). Teacher FTE lost 40.0 → 39.0 across the same CCD years. Read with this school → · District book → · Delaware schools → · Find another →
Skyline Middle School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Conrad Schools
Conrad Schools of Science
1,164 students
- Dickinson (Joh
Dickinson (John) School
1,027 students
- Calloway (Cab)
Calloway (Cab) School of the Arts
941 students
- Brandywine Spr
Brandywine Springs School
941 students
- Mckean (Thomas
Mckean (Thomas) High School
920 students
- This school 408
Skyline Middle School
408 students
What this shows Skyline Middle School reports 408 students on the CCD universe file.
How Skyline Middle School compares
Skyline Middle School held steady on CCD headcount: ratios and free-lunch share vs Delaware and U.S. means.
| Metric | This school | vs Delaware | Delaware avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 10.2:1 | ▼ 27% | 13.9:1 | 15.7:1 |
| Enrollment | 408 | top 70% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
10.2:1
Leaner classes than 88% of US schools, among the more generously staffed nationally.
408
Bigger than 49% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Staffing depth
10.2:1
students per teacher
- 27% below state mean
Top 15% in Delaware - lower ratio than 85% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
51.5%
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
$22,094
per pupil, district-wide
- above Delaware avg of $18,304
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors2.0 FTE
Per 204 students, the combined health-and-guidance staffing load for this school.
Discipline context
59
in-school suspensions + 135 out-of-school
Suspension rate: 14.5 per 100 students. Combined in-school and out-of-school rate: 47.5 per 100 students. Reported via the Civil Rights Data Collection. Includes 1 expulsion.
Student demographics
African American 53.2%
Hispanic or Latino 23.5%
White 16.9%
Two or More 3.2%
Asian 2.9%
American Indian / Alaska Native 0.2%
Largest group: African American at 53.2% of enrollment.
Student-body diversity index 63.1/100
Simpson diversity index - at 63.1, Skyline Middle School is about as mixed as the Delaware school average of 61.3.
Programs
District finance for Red Clay Consolidated School District reports $22,094 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Skyline Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Conrad Schools of Science | Larger | No free-lunch data | Higher S:T ratio |
| Dickinson (John) School | Larger | No free-lunch data | Higher S:T ratio |
| Calloway (Cab) School of the Arts | Larger | No free-lunch data | Higher S:T ratio |
| Brandywine Springs School | Larger | No free-lunch data | Higher S:T ratio |
| Mckean (Thomas) High School | Larger | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Skyline Middle School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,027
- Students per teacher
- 16:1
- Resource Index
- 34/100
- Enrollment
- 941
- Students per teacher
- 18.1:1
- Resource Index
- 43/100
- Enrollment
- 941
- Students per teacher
- 15.4:1
- Resource Index
- 47/100
- Enrollment
- 920
- Students per teacher
- 13:1
- Resource Index
- 33/100
Similar middle schools in Wilmington
4 comparable middle schools (grades 6-8) serving the same city.
Talley Middle School
Standard public school
900 students 14.1:1 students per teacher
Springer Middle School
Standard public school
776 students 13.4:1 students per teacher
Dupont (Pierre S.) Middle School
Standard public school
730 students 10.7:1 students per teacher
Stanton Middle School
Standard public school
558 students 13.3:1 students per teacher
Nationwide middle 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 (~408 students)
Frequently asked questions about Skyline Middle School
How many students attend Skyline Middle School?
Skyline Middle School has 408 students enrolled. It is a middle school in Wilmington, DE. CCD year-over-year: 475 (2022-23) → 472 (2023-24), nearly flat (-3).
What is the student-teacher ratio at Skyline Middle School?
The student-teacher ratio at Skyline Middle School is 10.2:1, which is 27% lower than the Delaware average of 13.9:1 and 35% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of Skyline Middle School?
The largest demographic group at Skyline Middle School is African American at 53.2% of enrollment, in Wilmington, DE. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 63.1/100.
What is the Resource Investment Index for Skyline Middle School?
Skyline Middle School has a Resource Investment Index of 37/100 (typical 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 Skyline Middle School rank among middle schools in Wilmington?
By Resource Investment Index, Skyline Middle School ranks #5 of 5 middle schools in Wilmington, DE. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in Wilmington on the city page.
What other schools are in Red Clay Consolidated School District?
Besides Skyline Middle School, Red Clay Consolidated School District also operates Conrad Schools of Science (1,164 students), Dickinson (John) School (1,027 students), and Calloway (Cab) School of the Arts (941 students). See the Red Clay Consolidated School District district page for the complete list.