- Enrollment
- 1,164
- Students per teacher
- 17.9:1
- Resource Index
- 40/100
High school (grades 9-12) · Wilmington, DE
Mckean (Thomas) High School
Federal NCES profile for Mckean (Thomas) High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 33/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 100130000274
👥 S:T ratio 48
🌟 Gifted program 30
🎓 Counselors 54
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Mckean (Thomas) High School earns 33/100 on the Resource Investment Index, with class sizes near the Delaware median.
- #6 of 9
- high schools in Wilmington · Resource Index
- 33
- Resource Index · Typical
- 13:1
- students per teacher
- 920
- students enrolled
Mckean (Thomas) High School has class sizes near the Delaware median. Computed live against every Delaware school reporting to NCES.
By Resource Investment Index, Mckean (Thomas) High School ranks #6 of 9 high schools in Wilmington, DE.
School address
District: Red Clay Consolidated School District · Delaware
NCES ID 100130000274 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-57 students YoY
Mckean (Thomas) High School shrank from 927 students in 2022-23 to 870 in 2023-24 (-6.1%).
Teacher FTE lost 71.0 → 66.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-57 students YoY 100130000274 · Wilmington, DE High · MID · TRAD
920 enr · 13:1 · RII 33
Nearest enrollment peer: Conrad Schools of Science (1,164 students)
Mckean (Thomas) High School shrank from 927 students in 2022-23 to 870 in 2023-24 (-6.1%). Teacher FTE lost 71.0 → 66.0 across the same CCD years. Read with this school → · District book → · Delaware schools → · Find another →
Mckean (Thomas) High 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
- This school
Mckean (Thomas) High School
920 students
- Dupont (H.B.)
Dupont (H.B.) Middle School
764 students
What this shows Mckean (Thomas) High School reports 920 students on the CCD universe file.
How Mckean (Thomas) High School compares
Mckean (Thomas) High School is a shrinking campus on CCD: ratios and free-lunch share vs Delaware and U.S. means.
| Metric | This school | vs Delaware | Delaware avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 13:1 | ▼ 6% | 13.9:1 | 15.7:1 |
| Enrollment | 920 | top 17% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
13:1
Leaner classes than 67% of US schools, among the more generously staffed nationally.
920
Bigger than 89% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Staffing depth
13:1
students per teacher
- 6% below state mean
Top 39% in Delaware - lower ratio than 61% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
45.9%
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
Counselors4.0 FTE
Per 230 students, the combined health-and-guidance staffing load for this school.
Discipline context
86
in-school suspensions + 153 out-of-school
Suspension rate: 9.3 per 100 students. Combined in-school and out-of-school rate: 26.0 per 100 students. Reported via the Civil Rights Data Collection. Includes 5 expulsions.
Student demographics
Hispanic or Latino 41.5%
African American 27.9%
White 25.7%
Two or More 3.3%
Asian 1.0%
American Indian / Alaska Native 0.7%
Largest group: Hispanic or Latino at 41.5% of enrollment.
Student-body diversity index 68.3/100
Simpson diversity index - at 68.3, Mckean (Thomas) High School is more mixed than the Delaware school average of 61.3.
Programs
AP courses offered 8
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 Mckean (Thomas) High 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 | Similar size | No free-lunch data | Higher S:T ratio |
| Calloway (Cab) School of the Arts | Similar size | No free-lunch data | Higher S:T ratio |
| Brandywine Springs School | Similar size | No free-lunch data | Higher S:T ratio |
| Dupont (H.B.) Middle School | Similar size | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Mckean (Thomas) High 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
- 764
- Students per teacher
- 15.9:1
- Resource Index
- 41/100
Similar high schools in Wilmington
6 comparable high schools (grades 9-12) serving the same city.
Delcastle Technical High School
Vocational / career-technical school
1,605 students 12.5:1 students per teacher
Mount Pleasant High School
Standard public school
1,084 students 14.1:1 students per teacher
Concord High School
Standard public school
994 students 13.6:1 students per teacher
Charter School of Wilmington
Standard public school
977 students 19.2:1 students per teacher
Howard High School of Technology
Vocational / career-technical school
905 students 13.7:1 students per teacher
Brandywine High School
Standard public school
897 students 13:1 students per teacher
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 (~920 students)
Frequently asked questions about Mckean (Thomas) High School
How many students attend Mckean (Thomas) High School?
Mckean (Thomas) High School has 920 students enrolled. It is a high school in Wilmington, DE. CCD year-over-year: 927 (2022-23) → 870 (2023-24), down 57.
What is the student-teacher ratio at Mckean (Thomas) High School?
The student-teacher ratio at Mckean (Thomas) High School is 13:1, which is 6% lower than the Delaware average of 13.9:1 and 17% 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 Mckean (Thomas) High School?
The largest demographic group at Mckean (Thomas) High School is Hispanic or Latino at 41.5% of enrollment, in Wilmington, DE. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 68.3/100.
What is the Resource Investment Index for Mckean (Thomas) High School?
Mckean (Thomas) High School has a Resource Investment Index of 33/100 (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 Mckean (Thomas) High School rank among high schools in Wilmington?
By Resource Investment Index, Mckean (Thomas) High School ranks #6 of 9 high 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 high schools in Wilmington on the city page.
What other schools are in Red Clay Consolidated School District?
Besides Mckean (Thomas) High 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.