- Enrollment
- 498
- Students per teacher
- 17.2:1
- Resource Index
- 39/100
High school (grades 9-12) · Delta, CO
Delta High School
Federal NCES profile for Delta High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 41/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 080333000297
👥 S:T ratio 32
🌟 Gifted program 70
🎓 Counselors 42
📋 Attendance 19
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Delta High School earns 41/100 on the Resource Investment Index, with class sizes near the Colorado median.
- #4 of 10
- public schools in Delta · Resource Index
- 41
- Resource Index · Typical
- 16.9:1
- students per teacher
- 34.9%
- free-lunch eligible
Delta High School has class sizes near the Colorado median. Computed live against every Colorado school reporting to NCES.
By Resource Investment Index, Delta High School ranks #4 of 10 public schools in Delta, CO.
School address
District: Delta County Joint District No. 50 · Colorado
NCES ID 080333000297 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-12 students YoY
Delta High School held near 616 students from 2022-23 to 2023-24 (-12 headcount).
Teacher FTE lost 37.9 → 37.4 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-12 students YoY 080333000297 · Delta, CO High · MID · TRAD
626 enr · 16.9:1 · 34.9% lunch · RII 41
Nearest enrollment peer: Delta Middle School (498 students)
Delta High School held near 616 students from 2022-23 to 2023-24 (-12 headcount). Teacher FTE lost 37.9 → 37.4 across the same CCD years. Read with this school → · District book → · Colorado schools → · Find another →
Delta High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Delta High School
626 students
- Delta Middle S
Delta Middle School
498 students
- Garnet Mesa El
Garnet Mesa Elementary School
488 students
- Lincoln Elemen
Lincoln Elementary School
371 students
- Cedaredge Elem
Cedaredge Elementary School
346 students
- Vision Charter
Vision Charter Academy
311 students
What this shows Delta High School reports 626 students on the CCD universe file.
How Delta High School compares
Delta 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 | 16.9:1 | ▲ 2% | 16.6:1 | 15.7:1 |
| Free-lunch eligible | 34.9% | ▼ 9% | 38.5% | 51.7% |
| Enrollment | 626 | top 18% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
16.9:1
Leaner classes than 31% of US schools, heavier class loads than most.
626
Bigger than 75% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
34.9%
free-lunch eligible
- 9% 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
16.9:1
students per teacher
- 2% above state mean
Top 62% in Colorado - lower ratio than 38% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
32.4%
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
$13,843
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
Counselors2.2 FTE
Per 290 students, the combined health-and-guidance staffing load for this school.
Discipline context
35
in-school suspensions + 37 out-of-school
Suspension rate: 5.6 per 100 students. Combined in-school and out-of-school rate: 11.5 per 100 students. Reported via the Civil Rights Data Collection. Includes 3 expulsions.
Student demographics
White 58.5%
Hispanic or Latino 34.3%
Two or More 4.0%
Asian 2.9%
African American 0.3%
Largest group: White at 58.5% of enrollment.
Student-body diversity index 53.8/100
Simpson diversity index - at 53.8, Delta High School is more mixed than the Colorado school average of 47.1.
Programs
AP courses offered 13
Gifted & talented Yes
District finance for Delta County Joint District No. 50 reports $13,843 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Delta High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Delta Middle School | Similar size | Similar economic need | Similar S:T ratio |
| Garnet Mesa Elementary School | Similar size | Similar economic need | Similar S:T ratio |
| Lincoln Elementary School | Smaller | Higher economic need | Lower S:T ratio |
| Cedaredge Elementary School | Smaller | Higher economic need | Similar S:T ratio |
| Vision Charter Academy | Smaller | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Delta High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 488
- Students per teacher
- 17.4:1
- Resource Index
- 28/100
- Enrollment
- 371
- Students per teacher
- 13.3:1
- Resource Index
- 37/100
- Enrollment
- 346
- Students per teacher
- 16.5:1
- Resource Index
- 35/100
- Enrollment
- 311
- Students per teacher
- 44.4:1
- Resource Index
- 52/100
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 (~626 students)
Frequently asked questions about Delta High School
How many students attend Delta High School?
Delta High School has 626 students enrolled. It is a high school in Delta, CO. CCD year-over-year: 628 (2022-23) → 616 (2023-24), nearly flat (-12).
What is the student-teacher ratio at Delta High School?
The student-teacher ratio at Delta High School is 16.9:1, which is 2% higher than the Colorado average of 16.6:1 and 8% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Delta High School?
34.9% of students at Delta High School are eligible for free lunch, compared to the Colorado average of 38.5%.
What is the racial and ethnic makeup of Delta High School?
The largest demographic group at Delta High School is White at 58.5% of enrollment, in Delta, CO. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 53.8/100.
What is the Resource Investment Index for Delta High School?
Delta High School has a Resource Investment Index of 41/100 (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 Delta High School rank among public schools in Delta?
By Resource Investment Index, Delta High School ranks #4 of 10 public schools in Delta, CO. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Delta on the city page.
What other schools are in Delta County Joint District No. 50?
Besides Delta High School, Delta County Joint District No. 50 also operates Delta Middle School (498 students), Garnet Mesa Elementary School (488 students), and Lincoln Elementary School (371 students). See the Delta County Joint District No. 50 district page for the complete list.