Enrollment
4
High
DISTRICT 1,265 · STATE 1,120
SCHOOL COMMUNITY·MARIETTA CITY·NCES 130351003700
George W. Hartmann Center
729 Lawrence St NE, Marietta, GA 30060 · (770) 971-7801 · Cobb County
GRADES 06–12HIGH13-CITYREGULAR SCHOOL4 STUDENTS
·
allk12 Grade
Not graded
This school has no state test results for 2023-24 or 2024-25 to grade, which is common for schools that end before third grade. How grades work
Student : Teacher
4.0:1
1 FTE teachers
DISTRICT 9.2:1 · STATE 15.2:1
Free / Reduced Lunch
,
Title I proxy
DISTRICT 62% · STATE 74%
Community
0
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 9 | 2 | 50% |
| Grade 10 | 2 | 50% |
Student demographics
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Test scores
Georgia Milestones 2024-25 . % Proficient or DistinguishedEnglish Language Arts
100.0%
GA avg 40.1%
Math
0.0%
GA avg 44.6% . +0.0pp since 2023
What this means: On the Georgia Milestones, Georgia's statewide test, about 100 of every 100 students at this school read and write at grade level and about 0 of 100 do math at grade level. Across all Georgia schools, those numbers are about 40 and 45. Math scores have held steady since 2023.
Georgia Milestones results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 100.0% | 0.0% |
| 2023-24 | N/A | 0.0% |
% Proficient or Distinguished, all students and all tested grades.
Source: Georgia Milestones. All students, all grades. See all years and grades →
Where George W. Hartmann Center ranks
Among high schools| Measure | This school | In Georgia | In Cobb County |
|---|---|---|---|
| Enrollment ranked largest first | 4 | #479 of 480 | #19 of 19 |
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
4
-4 (-50%) vs 2020
-79% since 2010-11, when it was 19
Student : Teacher
4.0:1
was 8.0:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 4 | 1 | 4.0:1 | N/A |
| 2023-24 | 4 | 1 | 4.0:1 | N/A |
| 2022-23 | 8 | 1 | 8.0:1 | N/A |
| 2020-21 | 8 | 1 | 8.0:1 | N/A |
| 2017-18 | 11 | 1 | 11.0:1 | 27% (3) |
| 2015-16 | 21 | 1 | 21.0:1 | 86% (18) |
| 2010-11 | 19 | 1 | 19.0:1 | 42% (8) |
Source: NCES Common Core of Data. Rows are the federal collections on file for George W. Hartmann Center.
Since 2017-18: students down 64% (11 to 4); teachers unchanged (1 to 1).
About George W. Hartmann Center
In Marietta, Georgia, George W. Hartmann Center is a very small high school. The school has 4 students in 2024-25 across grades 6 through 12. That compares with an average of about 1,120 students for high schools in Georgia.
Besides George W. Hartmann Center, Marietta City runs 12 other schools. The district enrolls 8,664 students.
About 75% of the student body at George W. Hartmann Center is Hispanic. Smaller groups are 25% White. County-wide, 15% of Cobb County residents are Hispanic.
Its staff includes 1 full-time-equivalent teachers, for about 4.0 students per teacher. Compared with the 15.2:1 average for high schools in Georgia, this school's ratio is lower.
Cobb County is the school's county. There, median household income comes to about $102,738, 51% of adults hold a bachelor's degree or higher, and about 6% of residents live below the federal poverty line. Cobb County's 129 public schools enroll about 116,609 students and include George W. Hartmann Center.
The closest school to George W. Hartmann Center is Park Street Elementary School, located about 0.3 miles away. George W. Hartmann Center is one of several public schools in the area, with at least 8 others within five miles.
George W. Hartmann Center falls in the City: Small locale category, used for schools inside a principal city with a population under 100,000.
The school's enrollment figures are 8 for 2020-21 and 4 for 2024-25. Differences this large can reflect a change in grade levels, a boundary change, or a merger. The number of students per teacher dropped from 8.0 to 4.0 over 4 years.
People who know George W. Hartmann Center can post here about special education services, counseling, and support programs. Parents, students, alumni, and staff are welcome to post.
Cobb County at a glance
View full county profilePopulation
775,208
Census ACS
Median income
$102,738
Household, ACS
Bachelor's+
51%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
129
116,609 students
Quick facts
Related schools
Other schools in Marietta City
- Marietta High SchoolHigh · 2,526 students
- Marietta Middle SchoolMiddle · 1,352 students
- Lockheed Elementary SchoolElementary · 734 students
- Marietta Sixth Grade AcademyMiddle · 678 students
- West Side Elementary SchoolElementary · 556 students
- Dunleith Elementary SchoolElementary · 554 students
Other schools in Marietta
- Osborne High SchoolHigh · 2,790 students
- Walton High SchoolHigh · 2,705 students
- Marietta High SchoolHigh · 2,526 students
- Wheeler High SchoolHigh · 2,401 students
- Lassiter High SchoolHigh · 2,005 students
- Pope High SchoolHigh · 1,793 students
Nearby schools
- Park Street Elementary School0.3 mi · 476
- Marietta Sixth Grade Academy0.7 mi · 678
- Marietta Center for Advanced Academics0.7 mi · 268
- Lockheed Elementary School1.5 mi · 734
- Emily Lembeck Early Learning Center1.5 mi · 134
- Marietta Middle School1.5 mi · 1,352
Frequently asked questions
About George W. Hartmann CenterHow large is George W. Hartmann Center?
George W. Hartmann Center enrolls approximately 4 students in grades 06-12.
What age range does George W. Hartmann Center serve?
George W. Hartmann Center serves students from grade 06 through grade 12.
How many teachers does George W. Hartmann Center have?
George W. Hartmann Center employs 1 FTE teachers, for a student-to-teacher ratio of 4.0:1.
What is the racial breakdown of students at George W. Hartmann Center?
At George W. Hartmann Center, the student body is approximately 25% White, 75% Hispanic.
What district is George W. Hartmann Center in?
George W. Hartmann Center is part of Marietta City.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.