Cobb County schools ranked by test score
Latest Georgia Milestones year (2024-25). 28 schools in Cobb County, Georgia with reported English Language Arts scores. Georgia state average: 40.1%.
| Rank | School | Level | English Language Arts | vs state |
|---|---|---|---|---|
| 1 | Dickerson Middle School Marietta · Cobb County | Middle | 83.5% | +43.4pp |
| 2 | Dodgen Middle School Marietta · Cobb County | Middle | 77.3% | +37.2pp |
| 3 | Hightower Trail Middle School Marietta · Cobb County | Middle | 71.8% | +31.7pp |
| 4 | Simpson Middle School Marietta · Cobb County | Middle | 70.4% | +30.3pp |
| 5 | Mabry Middle School Marietta · Cobb County | Middle | 70.2% | +30.1pp |
| 6 | Lost Mountain Middle School Kennesaw · Cobb County | Middle | 62.3% | +22.3pp |
| 7 | McClure Middle School Kennesaw · Cobb County | Middle | 59.6% | +19.6pp |
| 8 | Lovinggood Middle School Powder Springs · Cobb County | Middle | 58.0% | +18.0pp |
| 9 | Durham Middle School Acworth · Cobb County | Middle | 55.5% | +15.4pp |
| 10 | McCleskey Middle School Marietta · Cobb County | Middle | 52.7% | +12.7pp |
| 11 | Marietta Sixth Grade Academy Marietta · Marietta City | Middle | 48.7% | +8.6pp |
| 12 | Pine Mountain Middle School Kennesaw · Cobb County | Middle | 48.3% | +8.2pp |
| 13 | Griffin Middle School Smyrna · Cobb County | Middle | 47.8% | +7.7pp |
| 14 | Daniell Middle School Marietta · Cobb County | Middle | 47.6% | +7.5pp |
| 15 | Tapp Middle School Powder Springs · Cobb County | Middle | 44.4% | +4.4pp |
| 16 | Awtrey Middle School Kennesaw · Cobb County | Middle | 43.5% | +3.4pp |
| 17 | Marietta Middle School Marietta · Marietta City | Middle | 43.5% | +3.4pp |
| 18 | Palmer Middle School Kennesaw · Cobb County | Middle | 43.4% | +3.3pp |
| 19 | Cooper Middle School Austell · Cobb County | Middle | 42.3% | +2.2pp |
| 20 | Barber Middle School Acworth · Cobb County | Middle | 40.8% | +0.7pp |
| 21 | Campbell Middle School Smyrna · Cobb County | Middle | 40.3% | +0.3pp |
| 22 | East Cobb Middle School Marietta · Cobb County | Middle | 34.2% | -5.9pp |
| 23 | Floyd Middle School Mableton · Cobb County | Middle | 34.2% | -5.9pp |
| 24 | Smitha Middle School Marietta · Cobb County | Middle | 31.0% | -9.0pp |
| 25 | Betty Gray Middle School Mableton · Cobb County | Middle | 27.8% | -12.3pp |
| 26 | Garrett Middle School Austell · Cobb County | Middle | 27.3% | -12.8pp |
| 27 | Lindley Middle School Mableton · Cobb County | Middle | 25.0% | -15.1pp |
| 28 | Pearson Middle School Marietta · Cobb County | Middle | 23.5% | -16.6pp |
About this ranking
Schools are ranked by the percentage of students who scored at or above the Georgia Milestones % Proficient or Distinguished threshold on the latest available Georgia Milestones English Language Arts test (school year 2024-25). Only public schools in Cobb County, Georgia with a reasonable cohort size are shown. A higher percentage is better.
The comparison column shows the gap to the Georgia statewide enrollment-weighted average. To compare against neighboring counties, use the full Georgia ranking.