- Enrollment
- 2,803
- Students per teacher
- 18:1
- Resource Index
- 33/100
High school (grades 9-12) · Highlands Ranch, CO
Thunderridge High School
Federal NCES profile for Thunderridge High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 49/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 080345001529
👥 S:T ratio 20
🌟 Gifted program 70
🎓 Counselors 56
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Thunderridge High School earns 49/100 on the Resource Investment Index, with class sizes larger than 85% of Colorado schools. It is also one of the largest schools in Colorado.
- #3 of 4
- high schools in Highlands Ranch · Resource Index
- 49
- Resource Index · Higher
- 20:1
- large classes for Colorado
- 1,820
- students enrolled
Thunderridge High School has class sizes larger than 85% of Colorado schools. Computed live against every Colorado school reporting to NCES.
By Resource Investment Index, Thunderridge High School ranks #3 of 4 high schools in Highlands Ranch, CO.
School address
District: Douglas County School District No. Re 1 · Colorado
NCES ID 080345001529 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-40 students YoY
Thunderridge High School held near 1,841 students from 2022-23 to 2023-24 (-40 headcount).
Teacher FTE lost 91.5 → 88.4 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-40 students YoY 080345001529 · Highlands Ranch, CO High · MID · TRAD
1,820 enr · 20:1 · RII 49
Nearest enrollment peer: American Academy (2,803 students)
Thunderridge High School held near 1,841 students from 2022-23 to 2023-24 (-40 headcount). Teacher FTE lost 91.5 → 88.4 across the same CCD years. Read with this school → · District book → · Colorado schools → · Find another →
Thunderridge High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- American Acade
American Academy
2,803 students
- Rock Canyon Hi
Rock Canyon High School
2,325 students
- Legend High Sc
Legend High School
2,206 students
- Mountain Vista
Mountain Vista High School
2,169 students
- Chaparral High
Chaparral High School
2,007 students
- This school
Thunderridge High School
1,820 students
What this shows Thunderridge High School reports 1,820 students on the CCD universe file.
How Thunderridge High School compares
Thunderridge High School held steady on CCD headcount: ratios and free-lunch share vs Colorado and U.S. means.
| Metric | This school | vs Colorado | Colorado avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 20:1 | ▲ 20% | 16.6:1 | 15.7:1 |
| Enrollment | 1,820 | top 2% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
20:1
Leaner classes than 16% of US schools, heavier class loads than most.
1,820
Bigger than 98% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Staffing depth
20:1
students per teacher
- 20% above state mean
Top 85% in Colorado - lower ratio than 15% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Funding equity
$12,942
per pupil, district-wide
- below Colorado avg of $17,910
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors8.2 FTE
Per 221 students, the combined health-and-guidance staffing load for this school.
Discipline context
40
in-school suspensions + 34 out-of-school
Suspension rate: 2.2 per 100 students. Combined in-school and out-of-school rate: 4.1 per 100 students. Reported via the Civil Rights Data Collection. Includes 1 expulsion.
Student demographics
White 75.2%
Hispanic or Latino 14.5%
Two or More 5.5%
Asian 3.2%
African American 1.0%
American Indian / Alaska Native 0.4%
Native Hawaiian / Pacific Islander 0.1%
Largest group: White at 75.2% of enrollment.
Student-body diversity index 40.9/100
Simpson diversity index - at 40.9, Thunderridge High School is less mixed than the Colorado school average of 47.1.
Programs
AP courses offered 17
Gifted & talented Yes
District finance for Douglas County School District No. Re 1 reports $12,942 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Thunderridge High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| American Academy | Larger | No free-lunch data | Lower S:T ratio |
| Rock Canyon High School | Larger | No free-lunch data | Similar 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 | Similar S:T ratio |
| Chaparral High School | Similar size | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Thunderridge High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,325
- Students per teacher
- 21.1:1
- Resource Index
- 47/100
- 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
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 (~1,820 students)
Frequently asked questions about Thunderridge High School
How many students attend Thunderridge High School?
Thunderridge High School has 1,820 students enrolled. It is a high school in Highlands Ranch, CO. CCD year-over-year: 1,881 (2022-23) → 1,841 (2023-24), nearly flat (-40).
What is the student-teacher ratio at Thunderridge High School?
The student-teacher ratio at Thunderridge High School is 20:1, which is 20% higher than the Colorado average of 16.6:1 and 27% higher than the national average of 15.7:1.
What is the racial and ethnic makeup of Thunderridge High School?
The largest demographic group at Thunderridge High School is White at 75.2% of enrollment, in Highlands Ranch, CO.
What is the Resource Investment Index for Thunderridge High School?
Thunderridge High School has a Resource Investment Index of 49/100 (higher reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, counselor availability. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Thunderridge High School rank among high schools in Highlands Ranch?
By Resource Investment Index, Thunderridge High School ranks #3 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.
What other schools are in Douglas County School District No. Re 1?
Besides Thunderridge High School, Douglas County School District No. Re 1 also operates American Academy (2,803 students), Rock Canyon High School (2,325 students), and Legend High School (2,206 students). See the Douglas County School District No. Re 1 district page for the complete list.