Other / mixed grade configuration · San Luis, CO
Centennial School
Federal NCES profile for Centennial School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 28/100.
The verdict
Centennial School earns 28/100 on the Resource Investment Index, even as it posts class sizes smaller than 85% of Colorado schools.
- 28
- Resource Index · Lower
- 11.6:1
- small classes for Colorado
- 84.5%
- free-lunch eligible
- 186
- students enrolled
Centennial School has class sizes smaller than 85% of Colorado schools. Computed live against every Colorado school reporting to NCES.
School address
NCES ID 080636001416 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-7 students YoY
Centennial School held near 186 students from 2022-23 to 2023-24 (-7 headcount).
Teacher FTE lost 16.6 → 11.2 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-7 students YoY 080636001416 · San Luis, CO Other · SMALL · TRAD
186 enr · 11.6:1 · 84.5% lunch · RII 28
Nearest enrollment peer: Ivalee Elementary School (200 students)
Centennial School held near 186 students from 2022-23 to 2023-24 (-7 headcount). Teacher FTE lost 16.6 → 11.2 across the same CCD years. Read with this school → · District book → · Colorado schools → · Find another →
How Centennial School compares
Centennial 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 | 11.6:1 | ▼ 30% | 16.6:1 | 15.7:1 |
| Free-lunch eligible | 84.5% | ▲ 119% | 38.5% | 51.7% |
| Enrollment | 186 | top 78% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Equity indicators methodology
Student demographics
Largest group: Hispanic or Latino at 81.7% of enrollment.
Simpson diversity index - at 30.1, Centennial School is less mixed than the Colorado school average of 47.1.
Programs
District finance for Centennial School District No. R-1 reports $24,415 per pupil (NCES F-33) - open the district page for the full revenue mix.
Nationwide other 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 (~186 students)
Frequently asked questions about Centennial School
How many students attend Centennial School?
Centennial School has 186 students enrolled. It is a public school in San Luis, CO. CCD year-over-year: 193 (2022-23) → 186 (2023-24), nearly flat (-7).
What is the student-teacher ratio at Centennial School?
The student-teacher ratio at Centennial School is 11.6:1, which is 30% lower than the Colorado average of 16.6:1 and 26% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Centennial School?
84.5% of students at Centennial School are eligible for free lunch, compared to the Colorado average of 38.5%.
What is the racial and ethnic makeup of Centennial School?
The largest demographic group at Centennial School is Hispanic or Latino at 81.7% of enrollment, in San Luis, CO.
What is the Resource Investment Index for Centennial School?
Centennial School has a Resource Investment Index of 28/100 (lower reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
What other schools are in Centennial School District No. R-1?
None reported; Centennial School District No. R-1 operates only Centennial School as a public school district in NCES's records.