Enrollment
572
North Carolina · 2024-25 NCES data
High school (grades 9-12) · Durham, NC
Research Triangle High School
Federal NCES profile for Research Triangle High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 52/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 370032603261Charter school
👥 S:T ratio 40
📚 AP courses 80
🌟 Gifted program 30
🎓 Counselors 71
📋 Attendance 39
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Research Triangle High School earns 52/100 on the Resource Investment Index, with class sizes near the North Carolina median. It is also more racially and ethnically mixed than most North Carolina schools.
- #6 of 11
- high schools in Durham · Resource Index
- 52
- Resource Index · Higher
- 15.1:1
- students per teacher
- 572
- students enrolled
Research Triangle High School has class sizes near the North Carolina median. Computed live against every North Carolina school reporting to NCES.
By Resource Investment Index, Research Triangle High School ranks #6 of 11 high schools in Durham, NC.
School address
District: Research Triangle High School · North Carolina
NCES ID 370032603261 Verify on NCES CCD record →
Teachers (FTE)
38.0
Federal CCD staff survey
Students per teacher
15.1:1
vs 15.8:1 North Carolina avg
-4% vs state
Student-teacher ratio in context
How Research Triangle High School compares with North Carolina and U.S. medians
What stands out at Research Triangle High School
Research Triangle High School is a mid-sized charter high school in Durham, North Carolina, enrolling 572 students.
At 15.1:1, its student-teacher ratio sits close to the North Carolina median, within a few percentage points of the 15.8:1 state norm, neither notably crowded nor notably small.
With 572 students, its enrollment sits close to the North Carolina median campus size.
Its Resource Investment Index lands in the upper third of 2,698 scored North Carolina schools.
Its student body is led by White (35%) and Asian (22%), more mixed than most schools in the state (diversity index 77/100).
On the academic-pipeline side it reports 16 Advanced Placement courses.
Counselor coverage is strong, about 143 students per counselor, inside the American School Counselor Association's recommended 250:1.
Attendance runs somewhat below the norm, with 24.3% of students chronically absent per the 2021-22 civil-rights collection.
The surrounding Research Triangle High School spends $9,584 per pupil, 20% below the North Carolina average, a leaner-resourced district than most.
The federal civil-rights collection also records 1 expulsion at this campus for 2021-22.
Among Durham's high schools, it stands alongside C E Jordan High (2,189 students): Research Triangle High School is smaller than that campus by headcount and runs leaner classes (15.1:1 vs 19.4:1).
Research Triangle High School is a single-school charter district, so Research Triangle High School operates independently rather than alongside district-mates.
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 Research Triangle High School compares
Research Triangle High School on the metrics families compare, against North Carolina and U.S. means.
| Metric | This school | vs North Carolina | North Carolina avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 15.1:1 | ▼ 4% | 15.8:1 | 15.7:1 |
| Enrollment | 572 | top 39% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
15.1:1
Leaner classes than 46% of US schools, a middle-of-the-pack class size.
572
Bigger than 70% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Staffing depth
15.1:1
students per teacher
- 4% below state mean
Top 50% in North Carolina - lower ratio than 50% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
24.3%
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
$9,584
per pupil, district-wide
- below North Carolina avg of $12,017
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors4.0 FTE
Per 143 students, the combined health-and-guidance staffing load for this school.
Discipline context
5
in-school suspensions + 8 out-of-school
Suspension rate: 0.9 per 100 students. Combined in-school and out-of-school rate: 2.3 per 100 students. Reported via the Civil Rights Data Collection. Includes 1 expulsion.
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 35.1%
Asian 22.0%
African American 15.7%
Hispanic or Latino 14.7%
Two or More 12.2%
American Indian / Alaska Native 0.2%
Largest group: White at 35.1% of enrollment.
Student-body diversity index 76.7/100
Simpson diversity index - at 76.7, Research Triangle High School is more mixed than the North Carolina school average of 56.1.
Programs
AP courses offered 16
Funding & spending
District-wide per-pupil expenditure for Research Triangle High School, which includes Research Triangle High School.
$9,584
Per student
-20%
vs North Carolina
Avg $12,017
-42%
vs U.S.
Avg $16,593
Revenue mix
Local 32.1%
State 61.3%
Federal 6.7%
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.
Similar high schools in Durham
6 comparable high schools (grades 9-12) serving the same city.
C E Jordan High
Standard public school
2,189 students 19.4:1 students per teacher
Riverside High
Standard public school
1,900 students 19.2:1 students per teacher
Hillside High
Standard public school
1,433 students 15.2:1 students per teacher
Southern School of Energy and Sustainabi
Standard public school
1,384 students 17.7:1 students per teacher
Northern High
Standard public school
1,281 students 14.9:1 students per teacher
J D Clement Early College Hs
Standard public school
380 students 25.3:1 students per teacher
Similar high schools statewide
Matched by enrollment size and by staffing ratio across all of North Carolina, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~572 students)
Similar student-teacher ratio (~15.1:1)
Next steps
Verify locally before acting on Research Triangle High School's federal record.
- Compare Research Triangle High School against another school. Compare schools
- Research Triangle High School'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 Research Triangle High School
How many students attend Research Triangle High School?
Research Triangle High School has 572 students enrolled. It is a high school in Durham, NC.
What is the student-teacher ratio at Research Triangle High School?
The student-teacher ratio at Research Triangle High School is 15.1:1, which is 4% lower than the North Carolina average of 15.8:1 and 4% 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 Research Triangle High School?
The largest demographic group at Research Triangle High School is White at 35.1% of enrollment, in Durham, NC. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 76.7/100.
What is the Resource Investment Index for Research Triangle High School?
Research Triangle High School has a Resource Investment Index of 52/100 (higher reported resources relative to schools nationally) based on 5 factors: student-teacher ratio, AP course offerings, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Research Triangle High School rank among high schools in Durham?
By Resource Investment Index, Research Triangle High School ranks #6 of 11 high schools in Durham, NC. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in Durham on the city page.
Is Research Triangle High School a good school?
Research Triangle High School earns 52/100 on the Resource Investment Index, with class sizes near the North Carolina median. It is also more racially and ethnically mixed than most North Carolina 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 Research Triangle High School?
None; Research Triangle High School is a single-school charter district, and Research Triangle High School is its only campus.
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.