Enrollment
572
North Carolina · 2024-25 NCES data
2024-25 NCES data High school (grades 9-12) NCES 370032603261 Charter school
Research Triangle High School — Durham, NC
Federal NCES profile for Research Triangle High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 52/100.
👥 Class size 39
📚 AP courses 80
🌟 Gifted program 30
🎓 Counselors 71
📋 Attendance 39
How this works: Each indicator above is scored 0–100 from federal NCES and CRDC data, then averaged into the Resource Investment Index. This measures resource allocation — staffing, programs, and support services — not standardized test scores or academic outcomes. Full methodology →
School address
District: Research Triangle High School · North Carolina
Public location data per NCES (National Center for Education Statistics) Common Core of Data. Verify the school's current address on the NCES CCD record.
Teachers (FTE)
38.0
Federal CCD staff survey
Students per teacher
15.3:1
vs 16.4:1 North Carolina avg
-7% vs state
Student-teacher ratio in context
How Research Triangle High School compares with North Carolina and U.S. medians
The federal record — no proprietary index, no editorial formula.
PlainSchools publishes the actual federal measurements — enrollment, staffing, demographics, discipline, and finance — straight from the NCES Common Core of Data, CRDC, and F-33 surveys. No composite rating, no opinion-based score on top. You get the same raw numbers researchers and policymakers use, with benchmarks, spending context, and equity indicators computed from the same federal datasets. Full methodology linked below.
What this school's NCES data tells you
Research Triangle High School reports 572 enrolled students to the National Center for Education Statistics (NCES) alongside 38.0 full-time-equivalent teachers, producing a 15.3:1 student-teacher ratio. That figure sits 7% below the North Carolina state mean of 16.4:1, signalling more teacher attention per pupil than the state benchmark. Against the national 2024-25 average of 15.9:1, it is 4% lower, a useful calibration for families comparing districts across state lines.
The school offers 16 Advanced Placement courses, a stronger academic pipeline indicator than enrollment alone. Counselor coverage works out to roughly 143 students per counselor, meeting the American School Counselor Association recommendation of 250:1. Chronic absenteeism — missing 10% or more of school days — stands at 24.3% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Research Triangle High School spends $9,695 per pupil district-wide, below the North Carolina average of $13,042 and below the national average of $19,490. Revenue comes 32.1% from local sources (property taxes), 61.3% from the state, and 6.7% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 52/100 (C-), calculated from 5 distinct NCES and CRDC indicators measuring resource allocation rather than academic outcomes.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Research Triangle High School compares
Cross-validating school-level NCES values against North Carolina state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs North Carolina | North Carolina avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 15.3:1 | ▼ 7% | 16.4:1 | 15.9:1 |
| Enrollment | 572 | top 61% | — | — |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
What the federal data reveals about equity at this school
Federal measurements — not ratings — surface the resource and opportunity picture. Below are the indicators that researchers, civil-rights monitors, and funding formulas use to assess equity.
Staffing depth
15.3:1
students per teacher
— 7% below state mean
Top 54% in North Carolina — lower ratio than 46% of state schools
Between 15:1 and 20:1 — in line with the typical U.S. public-school staffing range.
Engagement
24.3%
chronically absent (missed 10%+ of school days)
Chronic absenteeism at or above 20% — the CDC threshold for "high" — signals significant barriers to regular attendance.
Funding equity
$9,695
per pupil, district-wide
— below North Carolina avg of $13,042
Below the U.S. average per-pupil spend — funding constraints 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
Enrollment 572 Top 61% in North Carolina — larger than 39% of 2,703 state schools
Teachers (FTE) 38.0
Students per teacher 15.3:1 -7% vs state
Free-lunch eligible —
NCES ID 370032603261
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.
Programs & staff
AP courses offered 16
Counselors (FTE) 4.0
Students per counselor 143:1
Discipline & special education
Chronically absent 24.3%
In-school suspensions 5
Out-of-school suspensions 8
Expulsions 1
Funding & spending
District-wide per-pupil expenditure for Research Triangle High School, which includes Research Triangle High School.
$9,695
Per student
-26%
vs North Carolina
Avg $13,042
-50%
vs U.S.
Avg $19,490
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 18.1:1 students per teacher
Riverside High
Standard public school
1,900 students 18.3:1 students per teacher
Hillside High
Standard public school
1,433 students 16.2:1 students per teacher
Southern School of Energy and Sustainabi
Standard public school
1,384 students 16.4:1 students per teacher
Northern High
Standard public school
1,281 students 15.2:1 students per teacher
J D Clement Early College Hs
Standard public school
380 students 26.3:1 students per teacher
Educator & family resources
In-depth guides on understanding NCES data, school choice, and education funding.
Understanding NCES data
How CCD, CRDC and EDFacts feed every public-school number you see.
Choose a school district
Eight signals that matter more than the overall ranking number.
How schools are funded
Title I, F-33, state aid formulas and what per-pupil spending really means.
Chronic absenteeism
Why missing 10% of school matters and how it varies by district.
Magnet vs charter vs traditional
Three school types, three funding models, three sets of trade-offs.
School discipline data
What CRDC suspension and expulsion records do and don't reveal.
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 15.3:1, which is 7% lower than the North Carolina average of 16.4:1 and 4% lower than the national average of 15.9:1. 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%. The school serves a diverse student body in Durham, NC.
What is the Resource Investment Index for Research Triangle High School?
Research Triangle High School has a Resource Investment Index of 52/100 (C-) based on 5 factors: student-teacher ratio, AP course offerings, counselor availability, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.