Enrollment
2,526
Georgia · 2024-25 NCES data
High school (grades 9-12) · Marietta, GA
Marietta High School
Federal NCES profile for Marietta High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 50/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 130351001342
👥 S:T ratio 41
📚 AP courses 100
🌟 Gifted program 70
🎓 Counselors 33
📋 Attendance 4
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Marietta High School earns 50/100 on the Resource Investment Index, with class sizes near the Georgia median. It is also one of the largest schools in Georgia.
- #7 of 9
- high schools in Marietta · Resource Index
- 50
- Resource Index · Higher
- 14.8:1
- students per teacher
- 48.6%
- free-lunch eligible
Marietta High School has class sizes near the Georgia median. Computed live against every Georgia school reporting to NCES.
By Resource Investment Index, Marietta High School ranks #7 of 9 high schools in Marietta, GA.
School address
District: Marietta City · Georgia
NCES ID 130351001342 Verify on NCES CCD record →
Teachers (FTE)
171.0
Federal CCD staff survey
Students per teacher
14.8:1
vs 14.4:1 Georgia avg
+3% vs state
Free-lunch eligible
48.6%
vs 60.7% Georgia avg
-20% vs state
Student-teacher ratio in context
How Marietta High School compares with Georgia and U.S. medians
What stands out at Marietta High School
Marietta High School is a large high school in Marietta, Georgia, enrolling 2,526 students.
Class loads run somewhat heavier than typical: 14.8:1 puts it in the larger third of Georgia schools by student-teacher ratio.
Economic need runs somewhat below the state's typical profile, with 48.6% of students eligible for free meals.
By headcount it is one of the larger campuses in Georgia, bigger than 99% of state schools at 2,526 students.
Its Resource Investment Index lands in the lower third of 2,314 scored Georgia schools.
Against 56 statewide peers matched on enrollment and economic need, it ranks mid-pack at #24.
Its student body is led by Hispanic or Latino (40%) and African American (34%) (diversity index 68/100).
On the academic-pipeline side it reports 23 Advanced Placement courses.
Counselor availability sits well past the ASCA benchmark, roughly 337 students sharing each counselor, though short of the most stretched campuses.
Chronic absenteeism is elevated: 38.3% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The federal civil-rights collection also records 45 expulsions at this campus for 2021-22.
Among Marietta's high schools, it stands alongside Osborne High School (2,790 students): Marietta High School is smaller than that campus by headcount and runs leaner classes (14.8:1 vs 17:1).
Marietta City also operates Marietta Middle School (1,352 students) and Lockheed Elementary School (734 students) alongside Marietta 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 Marietta High School compares
Marietta High School on the metrics families compare, against Georgia and U.S. means.
| Metric | This school | vs Georgia | Georgia avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 14.8:1 | ▲ 3% | 14.4:1 | 15.7:1 |
| Free-lunch eligible | 48.6% | ▼ 20% | 60.7% | 51.7% |
| Enrollment | 2,526 | top 1% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
14.8:1
Leaner classes than 49% of US schools, a middle-of-the-pack class size.
2,526
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
48.6%
free-lunch eligible
- 20% below the Georgia average of 60.7%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
14.8:1
students per teacher
- 3% above state mean
Top 61% in Georgia - lower ratio than 39% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
38.3%
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
$16,205
per pupil, district-wide
- above Georgia avg of $13,863
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors7.5 FTE
Per 337 students, the combined health-and-guidance staffing load for this school.
Discipline context
3
in-school suspensions + 243 out-of-school
Suspension rate: 0.1 per 100 students. Combined in-school and out-of-school rate: 9.7 per 100 students. Reported via the Civil Rights Data Collection. Includes 45 expulsions.
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
Hispanic or Latino 39.7%
African American 33.6%
White 21.3%
Two or More 4.0%
Asian 1.1%
Native Hawaiian / Pacific Islander 0.2%
American Indian / Alaska Native 0.1%
Largest group: Hispanic or Latino at 39.7% of enrollment.
Student-body diversity index 68.2/100
Simpson diversity index - at 68.2, Marietta High School is more mixed than the Georgia school average of 50.0.
Programs
AP courses offered 23
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Marietta City, which includes Marietta High School.
$16,205
Per student
+17%
vs Georgia
Avg $13,863
-2%
vs U.S.
Avg $16,593
Revenue mix
Local 54.0%
State 33.2%
Federal 12.8%
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 Marietta High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Marietta Middle School | Smaller | Similar economic need | Similar S:T ratio |
| Lockheed Elementary School | Smaller | Higher economic need | Lower S:T ratio |
| Marietta Sixth Grade Academy | Smaller | Higher economic need | Similar S:T ratio |
| West Side Elementary School | Smaller | Lower economic need | Lower S:T ratio |
| Dunleith Elementary School | Smaller | Higher economic need | Lower S:T ratio |
Comparisons are relative to Marietta High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,352
- Students per teacher
- 13.9:1
- Resource Index
- 37/100
- Enrollment
- 734
- Students per teacher
- 11.8:1
- Resource Index
- 44/100
- Enrollment
- 678
- Students per teacher
- 13.8:1
- Resource Index
- 48/100
- Enrollment
- 556
- Students per teacher
- 12.6:1
- Resource Index
- 51/100
- Enrollment
- 554
- Students per teacher
- 11.8:1
- Resource Index
- 45/100
Similar high schools in Marietta
6 comparable high schools (grades 9-12) serving the same city.
Osborne High School
Standard public school
2,790 students 17:1 students per teacher
Walton High School
Standard public school
2,705 students 19.7:1 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
Similar high schools statewide
Matched by enrollment size and by staffing ratio across all of Georgia, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~2,526 students)
Similar student-teacher ratio (~14.8:1)
Next steps
Verify locally before acting on Marietta High School's federal record.
- Compare Marietta High School against another school. Compare schools
- Marietta City'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 Marietta High School
How many students attend Marietta High School?
Marietta High School has 2,526 students enrolled. It is a high school in Marietta, GA.
What is the student-teacher ratio at Marietta High School?
The student-teacher ratio at Marietta High School is 14.8:1, which is 3% higher than the Georgia average of 14.4:1 and 6% lower than the national average of 15.7:1.
What percentage of students receive free lunch at Marietta High School?
48.6% of students at Marietta High School are eligible for free lunch, compared to the Georgia average of 60.7%.
What is the racial and ethnic makeup of Marietta High School?
The largest demographic group at Marietta High School is Hispanic or Latino at 39.7% of enrollment, in Marietta, GA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 68.2/100.
What is the Resource Investment Index for Marietta High School?
Marietta High School has a Resource Investment Index of 50/100 (higher reported resources relative to schools nationally) based on 5 factors: student-teacher ratio, AP course offerings, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Marietta High School rank among high schools in Marietta?
By Resource Investment Index, Marietta High School ranks #7 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.
Is Marietta High School a good school?
Marietta High School earns 50/100 on the Resource Investment Index, with class sizes near the Georgia median. It is also one of the largest schools in Georgia. 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 Marietta City?
Besides Marietta High School, Marietta City also operates Marietta Middle School (1,352 students), Lockheed Elementary School (734 students), and Marietta Sixth Grade Academy (678 students). See the Marietta City 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.