- Enrollment
- 778
- Students per teacher
- 16.9:1
- Resource Index
- 43/100
High school (grades 9-12) · New Castle, CO
Coal Ridge High School
Federal NCES profile for Coal Ridge High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 37/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 080624001906
👥 S:T ratio 18
🌟 Gifted program 70
🎓 Counselors 44
📋 Attendance 16
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Coal Ridge High School earns 37/100 on the Resource Investment Index, with class sizes larger than 88% of Colorado schools.
- #3 of 4
- public schools in New Castle · Resource Index
- 37
- Resource Index · Typical
- 20.6:1
- large classes for Colorado
- 31.7%
- free-lunch eligible
Coal Ridge High School has class sizes larger than 88% of Colorado schools. Computed live against every Colorado school reporting to NCES.
By Resource Investment Index, Coal Ridge High School ranks #3 of 4 public schools in New Castle, CO.
School address
District: Garfield School District No. Re-2 · Colorado
NCES ID 080624001906 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+102 students YoY
Coal Ridge High School grew from 527 students in 2022-23 to 629 in 2023-24 (+19.4%).
Teacher FTE lost 28.6 → 27.6 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+102 students YoY 080624001906 · New Castle, CO High · MID · TRAD
578 enr · 20.6:1 · 31.7% lunch · RII 37
Nearest enrollment peer: Rifle High School (778 students)
Coal Ridge High School grew from 527 students in 2022-23 to 629 in 2023-24 (+19.4%). Teacher FTE lost 28.6 → 27.6 across the same CCD years. Read with this school → · District book → · Colorado schools → · Find another →
Coal Ridge High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Rifle High Sch
Rifle High School
778 students
- This school
Coal Ridge High School
578 students
- Rifle Middle S
Rifle Middle School
552 students
- Riverside Scho
Riverside School
483 students
- Cactus Valley
Cactus Valley Elementary School
462 students
- Highland Eleme
Highland Elementary School
451 students
What this shows Coal Ridge High School reports 578 students on the CCD universe file.
How Coal Ridge High School compares
Coal Ridge High School is a growing campus on CCD: ratios and free-lunch share vs Colorado and U.S. means.
| Metric | This school | vs Colorado | Colorado avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 20.6:1 | ▲ 24% | 16.6:1 | 15.7:1 |
| Free-lunch eligible | 31.7% | ▼ 18% | 38.5% | 51.7% |
| Enrollment | 578 | top 21% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
20.6:1
Leaner classes than 14% of US schools, heavier class loads than most.
578
Bigger than 71% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
31.7%
free-lunch eligible
- 18% below the Colorado average of 38.5%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
20.6:1
students per teacher
- 24% above state mean
Top 88% in Colorado - lower ratio than 12% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
33.6%
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
$13,874
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
Counselors2.0 FTE
Per 282 students, the combined health-and-guidance staffing load for this school.
Discipline context
46
in-school suspensions + 27 out-of-school
Suspension rate: 8.0 per 100 students. Combined in-school and out-of-school rate: 12.6 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 49.7%
White 47.6%
Two or More 2.1%
American Indian / Alaska Native 0.3%
African American 0.2%
Asian 0.2%
Largest group: Hispanic or Latino at 49.7% of enrollment.
Student-body diversity index 52.6/100
Simpson diversity index - at 52.6, Coal Ridge High School is more mixed than the Colorado school average of 47.1.
Programs
AP courses offered 11
Gifted & talented Yes
District finance for Garfield School District No. Re-2 reports $13,874 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Coal Ridge High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Rifle High School | Larger | Similar economic need | Lower S:T ratio |
| Rifle Middle School | Similar size | Higher economic need | Lower S:T ratio |
| Riverside School | Similar size | Similar economic need | Lower S:T ratio |
| Cactus Valley Elementary School | Similar size | Similar economic need | Lower S:T ratio |
| Highland Elementary School | Similar size | Higher economic need | Lower S:T ratio |
Comparisons are relative to Coal Ridge High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 552
- Students per teacher
- 15.3:1
- Resource Index
- 27/100
- Enrollment
- 483
- Students per teacher
- 13.8:1
- Resource Index
- 30/100
- Enrollment
- 462
- Students per teacher
- 15.9:1
- Resource Index
- 31/100
- Enrollment
- 451
- Students per teacher
- 16.7:1
- Resource Index
- 28/100
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 (~578 students)
Frequently asked questions about Coal Ridge High School
How many students attend Coal Ridge High School?
Coal Ridge High School has 578 students enrolled. It is a high school in New Castle, CO. CCD year-over-year: 527 (2022-23) → 629 (2023-24), up 102.
What is the student-teacher ratio at Coal Ridge High School?
The student-teacher ratio at Coal Ridge High School is 20.6:1, which is 24% higher than the Colorado average of 16.6:1 and 31% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Coal Ridge High School?
31.7% of students at Coal Ridge High School are eligible for free lunch, compared to the Colorado average of 38.5%.
What is the racial and ethnic makeup of Coal Ridge High School?
The largest demographic group at Coal Ridge High School is Hispanic or Latino at 49.7% of enrollment, in New Castle, CO. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 52.6/100.
What is the Resource Investment Index for Coal Ridge High School?
Coal Ridge High School has a Resource Investment Index of 37/100 (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).
How does Coal Ridge High School rank among public schools in New Castle?
By Resource Investment Index, Coal Ridge High School ranks #3 of 4 public schools in New Castle, CO. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in Garfield School District No. Re-2?
Besides Coal Ridge High School, Garfield School District No. Re-2 also operates Rifle High School (778 students), Rifle Middle School (552 students), and Riverside School (483 students). See the Garfield School District No. Re-2 district page for the complete list.