- Enrollment
- 2,056
- Students per teacher
- 17.4:1
- Resource Index
- 35/100
High school (grades 9-12) · Roswell, GA
Centennial High School
Federal NCES profile for Centennial High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 40/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 130228002181
👥 S:T ratio 42
🌟 Gifted program 70
🎓 Counselors 34
📋 Attendance 12
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Centennial High School earns 40/100 on the Resource Investment Index, with class sizes near the Georgia median.
- #3 of 3
- high schools in Roswell · Resource Index
- 40
- Resource Index · Typical
- 14.5:1
- students per teacher
- 27.6%
- free-lunch eligible
Centennial High School has class sizes near the Georgia median. Computed live against every Georgia school reporting to NCES.
By Resource Investment Index, Centennial High School ranks #3 of 3 high schools in Roswell, GA.
School address
District: Fulton County · Georgia
NCES ID 130228002181 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-57 students YoY
Centennial High School held near 1,731 students from 2022-23 to 2023-24 (-57 headcount).
Teacher FTE added 113.4 → 118.2 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-57 students YoY 130228002181 · Roswell, GA High · MID · TRAD
1,643 enr · 14.5:1 · 27.6% lunch · RII 40
Nearest enrollment peer: Westlake High School (2,056 students)
Centennial High School held near 1,731 students from 2022-23 to 2023-24 (-57 headcount). Teacher FTE added 113.4 → 118.2 across the same CCD years. Read with this school → · District book → · Georgia schools → · Find another →
Centennial High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Westlake High
Westlake High School
2,056 students
- Roswell High S
Roswell High School
2,035 students
- Alpharetta Hig
Alpharetta High School
2,024 students
- Milton High Sc
Milton High School
1,999 students
- Langston Hughe
Langston Hughes High School
1,891 students
- This school
Centennial High School
1,643 students
What this shows Centennial High School reports 1,643 students on the CCD universe file.
How Centennial High School compares
Centennial High School held steady on CCD headcount: ratios and free-lunch share vs Georgia and U.S. means.
| Metric | This school | vs Georgia | Georgia avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 14.5:1 | ▲ 1% | 14.4:1 | 15.7:1 |
| Free-lunch eligible | 27.6% | ▼ 55% | 60.7% | 51.7% |
| Enrollment | 1,643 | top 6% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
14.5:1
Leaner classes than 52% of US schools, a middle-of-the-pack class size.
1,643
Bigger than 97% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
27.6%
free-lunch eligible
- 55% below the Georgia average of 60.7%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
14.5:1
students per teacher
- 1% above state mean
Top 56% in Georgia - lower ratio than 44% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
35.1%
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
$15,183
per pupil, district-wide
- above Georgia avg of $14,615
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors5.0 FTE
Per 329 students, the combined health-and-guidance staffing load for this school.
Discipline context
113
in-school suspensions + 117 out-of-school
Suspension rate: 6.9 per 100 students. Combined in-school and out-of-school rate: 14.0 per 100 students. Reported via the Civil Rights Data Collection. Includes 14 expulsions.
Student demographics
White 38.0%
Hispanic or Latino 34.9%
African American 19.5%
Two or More 3.8%
Asian 3.7%
American Indian / Alaska Native 0.2%
Largest group: White at 38.0% of enrollment.
Student-body diversity index 69.3/100
Simpson diversity index - at 69.3, Centennial High School is more mixed than the Georgia school average of 50.0.
Programs
AP courses offered 31
Gifted & talented Yes
District finance for Fulton County reports $15,183 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Centennial High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Westlake High School | Larger | Similar economic need | Higher S:T ratio |
| Roswell High School | Similar size | Similar economic need | Higher S:T ratio |
| Alpharetta High School | Similar size | Lower economic need | Higher S:T ratio |
| Milton High School | Similar size | Lower economic need | Higher S:T ratio |
| Langston Hughes High School | Similar size | Higher 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
- 2,035
- Students per teacher
- 16.4:1
- Resource Index
- 43/100
- Enrollment
- 2,024
- Students per teacher
- 16.7:1
- Resource Index
- 46/100
- Enrollment
- 1,999
- Students per teacher
- 17.4:1
- Resource Index
- 40/100
- Enrollment
- 1,891
- Students per teacher
- 18.2:1
- Resource Index
- 41/100
Similar high schools in Roswell
2 comparable high schools (grades 9-12) serving the same city.
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 (~1,643 students)
Frequently asked questions about Centennial High School
How many students attend Centennial High School?
Centennial High School has 1,643 students enrolled. It is a high school in Roswell, GA. CCD year-over-year: 1,788 (2022-23) → 1,731 (2023-24), nearly flat (-57).
What is the student-teacher ratio at Centennial High School?
The student-teacher ratio at Centennial High School is 14.5:1, which is 1% higher than the Georgia average of 14.4:1 and 8% lower than the national average of 15.7:1.
What percentage of students receive free lunch at Centennial High School?
27.6% of students at Centennial High School are eligible for free lunch, compared to the Georgia average of 60.7%.
What is the racial and ethnic makeup of Centennial High School?
The largest demographic group at Centennial High School is White at 38.0% of enrollment, in Roswell, GA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 69.3/100.
What is the Resource Investment Index for Centennial High School?
Centennial High School has a Resource Investment Index of 40/100 (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 Centennial High School rank among high schools in Roswell?
By Resource Investment Index, Centennial High School ranks #3 of 3 high schools in Roswell, GA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in Roswell on the city page.
What other schools are in Fulton County?
Besides Centennial High School, Fulton County also operates Westlake High School (2,056 students), Roswell High School (2,035 students), and Alpharetta High School (2,024 students). See the Fulton County district page for the complete list.