- Enrollment
- 3,085
- Students per teacher
- 18.8:1
- Resource Index
- 37/100
High school (grades 9-12) · Marietta, GA
Osborne High School
Federal NCES profile for Osborne 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 130129000521
👥 S:T ratio 32
🌟 Gifted program 70
🎓 Counselors 30
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Osborne High School earns 44/100 on the Resource Investment Index, with class sizes larger than 84% of Georgia schools. It is also one of the largest schools in Georgia.
- #2 of 9
- high schools in Marietta · Resource Index
- 44
- Resource Index · Typical
- 17:1
- large classes for Georgia
- 63.9%
- free-lunch eligible
Osborne High School has class sizes larger than 84% of Georgia schools. Computed live against every Georgia school reporting to NCES.
By Resource Investment Index, Osborne High School ranks #2 of 9 high schools in Marietta, GA.
School address
CCD year-over-year · 2022-23 → 2023-24
+1 students YoY
Osborne High School held near 2,773 students from 2022-23 to 2023-24 (+1 headcount).
Teacher FTE added 164.6 → 175.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+1 students YoY 130129000521 · Marietta, GA High · LARGE · TRAD
2,790 enr · 17:1 · 63.9% lunch · RII 44
Nearest enrollment peer: Campbell High School (3,085 students)
Osborne High School held near 2,773 students from 2022-23 to 2023-24 (+1 headcount). Teacher FTE added 164.6 → 175.0 across the same CCD years. Read with this school → · District book → · Georgia schools → · Find another →
Osborne High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Campbell High
Campbell High School
3,085 students
- This school
Osborne High School
2,790 students
- Walton High Sc
Walton High School
2,705 students
- Pebblebrook Hi
Pebblebrook High School
2,574 students
- North Cobb Hig
North Cobb High School
2,463 students
- Wheeler High S
Wheeler High School
2,401 students
What this shows Osborne High School reports 2,790 students on the CCD universe file.
How Osborne High School compares
Osborne 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 | 17:1 | ▲ 18% | 14.4:1 | 15.7:1 |
| Free-lunch eligible | 63.9% | ▲ 5% | 60.7% | 51.7% |
| Enrollment | 2,790 | top 1% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
17:1
Leaner classes than 30% of US schools, heavier class loads than most.
2,790
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
63.9%
free-lunch eligible
- 5% above the Georgia average of 60.7%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
17:1
students per teacher
- 18% above state mean
Top 84% in Georgia - lower ratio than 16% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Funding equity
$14,680
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
Counselors8.0 FTE
Per 349 students, the combined health-and-guidance staffing load for this school.
Discipline context
981
in-school suspensions + 362 out-of-school
Suspension rate: 35.2 per 100 students. Combined in-school and out-of-school rate: 48.1 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 66.5%
African American 25.7%
White 4.2%
Two or More 2.1%
Asian 1.3%
American Indian / Alaska Native 0.1%
Native Hawaiian / Pacific Islander 0.1%
Largest group: Hispanic or Latino at 66.5% of enrollment.
Student-body diversity index 48.9/100
Simpson diversity index - at 48.9, Osborne High School is about as mixed as the Georgia school average of 50.0.
Programs
AP courses offered 20
Gifted & talented Yes
District finance for Cobb County reports $14,680 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Osborne High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Campbell High School | Similar size | Lower economic need | Higher S:T ratio |
| Walton High School | Similar size | Lower economic need | Higher S:T ratio |
| Pebblebrook High School | Similar size | Similar economic need | Similar S:T ratio |
| North Cobb High School | Similar size | Lower economic need | Similar S:T ratio |
| Wheeler High School | Similar size | Lower economic need | Similar S:T ratio |
Comparisons are relative to Osborne High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,705
- Students per teacher
- 19.7:1
- Resource Index
- 43/100
- Enrollment
- 2,574
- Students per teacher
- 17.8:1
- Resource Index
- 38/100
- Enrollment
- 2,463
- Students per teacher
- 17.5:1
- Resource Index
- 39/100
- Enrollment
- 2,401
- Students per teacher
- 17.5:1
- Resource Index
- 43/100
Similar high schools in Marietta
6 comparable high schools (grades 9-12) serving the same city.
Walton High School
Standard public school
2,705 students 19.7:1 students per teacher
Marietta High School
Standard public school
2,526 students 14.8:1 students per teacher
Wheeler High School
Standard public school
2,401 students 17.5:1 students per teacher
Lassiter High School
Standard public school
2,005 students 18.7:1 students per teacher
Pope High School
Standard public school
1,793 students 17.9:1 students per teacher
Sprayberry High School
Standard public school
1,769 students 16.7:1 students per teacher
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 (~2,790 students)
Similar student-teacher ratio (~17:1)
Frequently asked questions about Osborne High School
How many students attend Osborne High School?
Osborne High School has 2,790 students enrolled. It is a high school in Marietta, GA. CCD year-over-year: 2,772 (2022-23) → 2,773 (2023-24), nearly flat (+1).
What is the student-teacher ratio at Osborne High School?
The student-teacher ratio at Osborne High School is 17:1, which is 18% higher than the Georgia average of 14.4:1 and 8% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Osborne High School?
63.9% of students at Osborne High School are eligible for free lunch, compared to the Georgia average of 60.7%.
What is the racial and ethnic makeup of Osborne High School?
The largest demographic group at Osborne High School is Hispanic or Latino at 66.5% of enrollment, in Marietta, GA.
What is the Resource Investment Index for Osborne High School?
Osborne High School has a Resource Investment Index of 44/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, counselor availability. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Osborne High School rank among high schools in Marietta?
By Resource Investment Index, Osborne High School ranks #2 of 9 high schools in Marietta, 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 Marietta on the city page.
What other schools are in Cobb County?
Besides Osborne High School, Cobb County also operates Campbell High School (3,085 students), Walton High School (2,705 students), and Pebblebrook High School (2,574 students). See the Cobb County district page for the complete list.