By type & community
High Schools (Grades 9-12) in Marietta & East Cobb
7 high schools (grades 9-12) in the record for Marietta & East Cobb; 3 on the 2026-27 Promise list and 4 authorized for GSNS. Cobb's county seat and the East Cobb suburbs near Dobbins Air Reserve Base, with Catholic, Lutheran, Adventist and Christian options.
Where this comes from. School facts are from the NCES Private School Survey (2023-24, or 2021-22 for schools that didn't respond), matched by name and address to Georgia's 2026-27 Promise Scholarship participating list (approved as of April 23, 2026) and GaDOE's 2026-27 Special Needs Scholarship list (August 2026), retrieved October 28, 2026. Tuition isn't in any of these records, so confirm it with the school.
Funding note: Juniors and seniors at Georgia private high schools can take funded college courses through Dual Enrollment, up to 30 semester hours.
| School | Type | Community | Grades | Promise 2026-27 | GSNS 2026-27 | Students (federal survey) |
|---|---|---|---|---|---|---|
| Dominion Christian High School 4607 Burnt Hickory Rd NW, Marietta 30064 | Christian Schools | Marietta & East Cobb | 6-12 | ✓ Promise | ✓ GSNS | 258 |
| Johnson Ferry Christian Academy 955 Johnson Ferry Rd, Marietta 30068 | Christian Schools | Marietta & East Cobb | K-12 | Not listed | — | 464 |
| Mde School of East Cobb 1517 Johnson Ferry Rd Ste 100, Marietta 30062 | Independent & Other Private Schools | Marietta & East Cobb | 1-12 | Not listed | ✓ GSNS | 214 |
| Mt. Bethel Christian Academy 2509 Post Oak Tritt Rd, Marietta 30062 | Christian Schools | Marietta & East Cobb | PK-12 | Not listed | ✓ GSNS | 659 |
| The Cumberland School - Upper School 2115 Pair Rd SW, Marietta 30008 | Christian Schools | Marietta & East Cobb | 6-12 | Not listed | — | 75 |
| The Stonehaven School 1480 Joyner Ave SE, Marietta 30060 | Christian Schools | Marietta & East Cobb | K-12 | ✓ Promise | — | 300 |
| The Walker School 700 Cobb Pkwy N, Marietta 30062 | Independent & Other Private Schools | Marietta & East Cobb | PK-12 | ✓ Promise | ✓ GSNS | 902 |
All private schools in Marietta & East Cobb All high schools (grades 9-12) in the four counties
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