Enrollment
2,325
Colorado · 2024-25 NCES data
High school (grades 9-12) · Highlands Ranch, CO
Rock Canyon High School
Federal NCES profile for Rock Canyon High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 60/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 080345001961
👥 S:T ratio 16
📚 AP courses 100
🌟 Gifted program 70
🎓 Counselors 55
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Rock Canyon High School earns 60/100 on the Resource Investment Index, with class sizes larger than 90% of Colorado schools. It is also one of the largest schools in Colorado.
- #4 of 4
- high schools in Highlands Ranch · Resource Index
- 60
- Resource Index · Higher
- 21.1:1
- large classes for Colorado
- 2,325
- students enrolled
Rock Canyon High School has class sizes larger than 90% of Colorado schools. Computed live against every Colorado school reporting to NCES.
By Resource Investment Index, Rock Canyon High School ranks #4 of 4 high schools in Highlands Ranch, CO.
School address
District: Douglas County School District No. Re 1 · Colorado
NCES ID 080345001961 Verify on NCES CCD record →
Teachers (FTE)
110.0
Federal CCD staff survey
Students per teacher
21.1:1
vs 16.6:1 Colorado avg
+27% vs state
Student-teacher ratio in context
How Rock Canyon High School compares with Colorado and U.S. medians
What stands out at Rock Canyon High School
Rock Canyon High School is a large high school in Highlands Ranch, Colorado, enrolling 2,325 students.
Class loads run heavy: 21.1:1 is larger than about 90% of Colorado schools and 27% above the 16.6:1 state mean, so each teacher carries more students than is typical.
By headcount it is one of the larger campuses in Colorado, bigger than 99% of state schools at 2,325 students.
Its Resource Investment Index sits near the middle of the pack among 1,922 scored Colorado schools.
Its student body is led by White (65%) and Asian (16%) (diversity index 53/100).
On the academic-pipeline side it reports 24 Advanced Placement courses.
Counselor coverage is strong, about 226 students per counselor, inside the American School Counselor Association's recommended 250:1.
The surrounding Douglas County School District No. Re 1 spends $11,848 per pupil, 27% below the Colorado average, a leaner-resourced district than most.
Douglas County School District No. Re 1 also operates American Academy (2,803 students) and Legend High School (2,206 students) alongside Rock Canyon High School.
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 Rock Canyon High School compares
Rock Canyon High School on the metrics families compare, against Colorado and U.S. means.
| Metric | This school | vs Colorado | Colorado avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 21.1:1 | ▲ 27% | 16.6:1 | 15.7:1 |
| Enrollment | 2,325 | top 1% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
21.1:1
Leaner classes than 13% of US schools, heavier class loads than most.
2,325
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Staffing depth
21.1:1
students per teacher
- 27% above state mean
Top 90% in Colorado - lower ratio than 10% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Funding equity
$11,848
per pupil, district-wide
- below Colorado avg of $16,273
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors10.3 FTE
Per 226 students, the combined health-and-guidance staffing load for this school.
Discipline context
6
in-school suspensions + 50 out-of-school
Suspension rate: 0.3 per 100 students. Combined in-school and out-of-school rate: 2.4 per 100 students. Reported via the Civil Rights Data Collection.
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 65.2%
Asian 16.4%
Hispanic or Latino 11.7%
Two or More 5.3%
African American 0.9%
American Indian / Alaska Native 0.4%
Native Hawaiian / Pacific Islander 0.1%
Largest group: White at 65.2% of enrollment.
Student-body diversity index 53.1/100
Simpson diversity index - at 53.1, Rock Canyon High School is more mixed than the Colorado school average of 47.1.
Programs
AP courses offered 24
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Douglas County School District No. Re 1, which includes Rock Canyon High School.
$11,848
Per student
-27%
vs Colorado
Avg $16,273
-29%
vs U.S.
Avg $16,593
Revenue mix
Local 52.8%
State 40.8%
Federal 6.4%
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.
How Rock Canyon High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| American Academy | Similar size | No free-lunch data | Lower S:T ratio |
| Legend High School | Similar size | No free-lunch data | Similar S:T ratio |
| Mountain Vista High School | Similar size | No free-lunch data | Lower S:T ratio |
| Chaparral High School | Similar size | No free-lunch data | Lower S:T ratio |
| Castle View High School | Similar size | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Rock Canyon High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,803
- Students per teacher
- 18:1
- Resource Index
- 33/100
- Enrollment
- 2,206
- Students per teacher
- 20.6:1
- Resource Index
- 29/100
- Enrollment
- 2,169
- Students per teacher
- 19.5:1
- Resource Index
- 50/100
- Enrollment
- 2,007
- Students per teacher
- 19.5:1
- Resource Index
- 50/100
- Enrollment
- 1,938
- Students per teacher
- 20.6:1
- Resource Index
- 49/100
Similar high schools statewide
Matched by enrollment size and by staffing ratio across all of Colorado, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~2,325 students)
Similar student-teacher ratio (~21.1:1)
Next steps
Verify locally before acting on Rock Canyon High School's federal record.
- Compare Rock Canyon High School against another school. Compare schools
- Douglas County School District No. Re 1'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 Rock Canyon High School
How many students attend Rock Canyon High School?
Rock Canyon High School has 2,325 students enrolled. It is a high school in Highlands Ranch, CO.
What is the student-teacher ratio at Rock Canyon High School?
The student-teacher ratio at Rock Canyon High School is 21.1:1, which is 27% higher than the Colorado average of 16.6:1 and 34% higher than the national average of 15.7:1.
What is the racial and ethnic makeup of Rock Canyon High School?
The largest demographic group at Rock Canyon High School is White at 65.2% of enrollment, in Highlands Ranch, CO. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 53.1/100.
What is the Resource Investment Index for Rock Canyon High School?
Rock Canyon High School has a Resource Investment Index of 60/100 (higher reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, AP course offerings, counselor availability. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Rock Canyon High School rank among high schools in Highlands Ranch?
By Resource Investment Index, Rock Canyon High School ranks #4 of 4 high schools in Highlands Ranch, CO. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in Highlands Ranch on the city page.
Is Rock Canyon High School a good school?
Rock Canyon High School earns 60/100 on the Resource Investment Index, with class sizes larger than 90% of Colorado schools. It is also one of the largest schools in Colorado. 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 Douglas County School District No. Re 1?
Besides Rock Canyon High School, Douglas County School District No. Re 1 also operates American Academy (2,803 students), Legend High School (2,206 students), and Mountain Vista High School (2,169 students). See the Douglas County School District No. Re 1 district page for the complete list.
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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.