Enrollment
118
Colorado · 2024-25 NCES data
High school (grades 9-12) · Fort Collins, CO
Centennial High School
Federal NCES profile for Centennial High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 44/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 080399000517
👥 S:T ratio 57
📚 AP courses 10
🌟 Gifted program 70
🎓 Counselors 84
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Centennial High School earns 44/100 on the Resource Investment Index, with class sizes smaller than 90% of Colorado schools.
- #3 of 5
- high schools in Fort Collins · Resource Index
- 44
- Resource Index · Typical
- 10.7:1
- small classes for Colorado
- 50.4%
- free-lunch eligible
Centennial High School has class sizes smaller than 90% of Colorado schools. Computed live against every Colorado school reporting to NCES.
By Resource Investment Index, Centennial High School ranks #3 of 5 high schools in Fort Collins, CO.
School address
District: Poudre School District R-1 · Colorado
NCES ID 080399000517 Verify on NCES CCD record →
Teachers (FTE)
11.0
Federal CCD staff survey
Students per teacher
10.7:1
vs 16.6:1 Colorado avg
-36% vs state
Free-lunch eligible
50.4%
vs 38.5% Colorado avg
+31% vs state
Student-teacher ratio in context
How Centennial High School compares with Colorado and U.S. medians
What stands out at Centennial High School
Centennial High School is a higher-need, small high school in Fort Collins, Colorado, enrolling 118 students.
Classes run notably small here: at 10.7:1, Centennial High School is leaner than roughly 90% of Colorado schools and 36% under the state's 16.6:1 norm, more adult attention per pupil than most peers.
Economic need runs somewhat above the state's typical profile, with 50.4% of students eligible for free meals.
Enrollment of 118 puts it in the smaller third of Colorado schools by headcount.
Its Resource Investment Index lands in the upper third of 1,922 scored Colorado schools.
Against 77 statewide peers matched on enrollment and economic need, it ranks mid-pack at #36.
Its student body is led by White (52%) and Hispanic or Latino (42%) (diversity index 56/100).
No Advanced Placement courses are reported for this campus in the federal data.
Counselor coverage is strong, about 79 students per counselor, inside the American School Counselor Association's recommended 250:1.
Chronic absenteeism is elevated: 83.1% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Discipline events run high: 29 in- and out-of-school suspensions were reported for 118 students in the 2021-22 Civil Rights Data Collection.
Poudre School District R-1 also operates Rocky Mountain High School (2,044 students) and Fossil Ridge High School (1,846 students) alongside Centennial 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 Centennial High School compares
Centennial 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 | 10.7:1 | ▼ 36% | 16.6:1 | 15.7:1 |
| Free-lunch eligible | 50.4% | ▲ 31% | 38.5% | 51.7% |
| Enrollment | 118 | top 86% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
10.7:1
Leaner classes than 85% of US schools, among the more generously staffed nationally.
118
Bigger than 12% of US schools by enrollment, a small campus.
Equity indicators (what these measure)
Economic need
50.4%
free-lunch eligible
- 31% above the Colorado average of 38.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
10.7:1
students per teacher
- 36% below state mean
Top 10% in Colorado - lower ratio than 90% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
83.1%
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
$13,223
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
Counselors1.5 FTE
Per 79 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 29 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 24.6 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 51.7%
Hispanic or Latino 41.5%
Two or More 5.1%
African American 0.8%
Asian 0.8%
Largest group: White at 51.7% of enrollment.
Student-body diversity index 55.8/100
Simpson diversity index - at 55.8, Centennial High School is more mixed than the Colorado school average of 47.1.
Programs
AP program Not offered
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Poudre School District R-1, which includes Centennial High School.
$13,223
Per student
-19%
vs Colorado
Avg $16,273
-20%
vs U.S.
Avg $16,593
Revenue mix
Local 57.5%
State 35.4%
Federal 7.1%
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 Centennial High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Rocky Mountain High School | Larger | Lower economic need | Higher S:T ratio |
| Fossil Ridge High School | Larger | Lower economic need | Higher S:T ratio |
| Fort Collins High School | Larger | Lower economic need | Higher S:T ratio |
| Liberty Common Charter School | Larger | No free-lunch data | Higher S:T ratio |
| Timnath Middle-High School | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Centennial High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,044
- Students per teacher
- 19.7:1
- Resource Index
- 36/100
- Enrollment
- 1,846
- Students per teacher
- 18.5:1
- Resource Index
- 52/100
- Enrollment
- 1,836
- Students per teacher
- 16.5:1
- Resource Index
- 54/100
- Enrollment
- 1,516
- Students per teacher
- 20.8:1
- Resource Index
- 29/100
- Enrollment
- 1,456
- Students per teacher
- 28:1
- Resource Index
- 0/100
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 (~118 students)
Next steps
Verify locally before acting on Centennial High School's federal record.
- Compare Centennial High School against another school. Compare schools
- Poudre School District R-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 Centennial High School
How many students attend Centennial High School?
Centennial High School has 118 students enrolled. It is a high school in Fort Collins, CO.
What is the student-teacher ratio at Centennial High School?
The student-teacher ratio at Centennial High School is 10.7:1, which is 36% lower than the Colorado average of 16.6:1 and 32% 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 High School?
50.4% of students at Centennial High School are eligible for free lunch, compared to the Colorado average of 38.5%.
What is the racial and ethnic makeup of Centennial High School?
The largest demographic group at Centennial High School is White at 51.7% of enrollment, in Fort Collins, CO. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 55.8/100.
What is the Resource Investment Index for Centennial High School?
Centennial High School has a Resource Investment Index of 44/100 (typical reported resources relative to schools nationally) based on 5 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Centennial High School rank among high schools in Fort Collins?
By Resource Investment Index, Centennial High School ranks #3 of 5 high schools in Fort Collins, 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 Fort Collins on the city page.
Is Centennial High School a good school?
Centennial High School earns 44/100 on the Resource Investment Index, with class sizes smaller than 90% of Colorado schools. 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 Poudre School District R-1?
Besides Centennial High School, Poudre School District R-1 also operates Rocky Mountain High School (2,044 students), Fossil Ridge High School (1,846 students), and Fort Collins High School (1,836 students). See the Poudre School District R-1 district page for the complete list.
Related tools
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.