- Enrollment
- 732
- Students per teacher
- 21.5:1
- Resource Index
- 28/100
High school (grades 9-12) · Delmar, DE
Delmar High School
Federal NCES profile for Delmar High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 41/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 100027000080
👥 S:T ratio 18
🌟 Gifted program 70
🎓 Counselors 29
📋 Attendance 46
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Delmar High School earns 41/100 on the Resource Investment Index, with class sizes larger than 98% of Delaware schools.
- 41
- Resource Index · Typical
- 20.4:1
- large classes for Delaware
- 713
- students enrolled
Delmar High School has class sizes larger than 98% of Delaware schools. Computed live against every Delaware school reporting to NCES.
School address
District: Delmar School District · Delaware
NCES ID 100027000080 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+44 students YoY
Delmar High School grew from 670 students in 2022-23 to 714 in 2023-24 (+6.6%).
Teacher FTE added 35.0 → 36.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+44 students YoY 100027000080 · Delmar, DE High · MID · TRAD
713 enr · 20.4:1 · RII 41
Nearest enrollment peer: Delmar Middle School (732 students)
Delmar High School grew from 670 students in 2022-23 to 714 in 2023-24 (+6.6%). Teacher FTE added 35.0 → 36.0 across the same CCD years. Read with this school → · District book → · Delaware schools → · Find another →
How Delmar High School compares
Delmar High School is a growing 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 | 20.4:1 | ▲ 47% | 13.9:1 | 15.7:1 |
| Enrollment | 713 | top 30% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
20.4:1
Leaner classes than 15% of US schools, heavier class loads than most.
713
Bigger than 81% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Staffing depth
20.4:1
students per teacher
- 47% above state mean
Top 98% in Delaware - lower ratio than 2% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
21.6%
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
$12,046
per pupil, district-wide
- below Delaware avg of $18,304
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors2.0 FTE
Per 357 students, the combined health-and-guidance staffing load for this school.
Discipline context
40
in-school suspensions + 53 out-of-school
Suspension rate: 5.6 per 100 students. Combined in-school and out-of-school rate: 13.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 58.2%
African American 15.7%
Hispanic or Latino 15.4%
Two or More 6.3%
Asian 3.8%
American Indian / Alaska Native 0.4%
Native Hawaiian / Pacific Islander 0.1%
Largest group: White at 58.2% of enrollment.
Student-body diversity index 60.7/100
Simpson diversity index - at 60.7, Delmar High School is about as mixed as the Delaware school average of 61.3.
Programs
AP courses offered 6
Gifted & talented Yes
District finance for Delmar School District reports $12,046 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Delmar High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Delmar Middle School | Similar size | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Delmar High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
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 (~713 students)
Similar student-teacher ratio (~20.4:1)
Frequently asked questions about Delmar High School
How many students attend Delmar High School?
Delmar High School has 713 students enrolled. It is a high school in Delmar, DE. CCD year-over-year: 670 (2022-23) → 714 (2023-24), up 44.
What is the student-teacher ratio at Delmar High School?
The student-teacher ratio at Delmar High School is 20.4:1, which is 47% higher than the Delaware average of 13.9:1 and 30% higher than the national average of 15.7:1.
What is the racial and ethnic makeup of Delmar High School?
The largest demographic group at Delmar High School is White at 58.2% of enrollment, in Delmar, DE. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 60.7/100.
What is the Resource Investment Index for Delmar High School?
Delmar High School has a Resource Investment Index of 41/100 (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).
What other schools are in Delmar School District?
Besides Delmar High School, Delmar School District also operates Delmar Middle School (732 students). See the Delmar School District district page for the complete list.