Summary:
Zip code 30068 in Marietta, Georgia, is home to one exceptional middle school, Dickerson Middle School, which serves grades 6 through 8 and has an enrollment of 1,225 students within the Cobb County School District.
Dickerson Middle School is a standout performer, earning a 5-star rating for three consecutive years and ranking in the top 1% of all Georgia middle schools—currently 5th out of 578 schools statewide. Academically, the school dramatically outperforms both district and state averages in every subject. Most notably, it achieved a perfect 100% proficiency rate on the Algebra I End-of-Course exam, a full 52 points above the state average. In mathematics, proficiency rates range from 82.8% in 6th grade to 90.4% in 8th grade, compared to state averages in the low-to-mid 40s. Science proficiency (66%) is the school's relative weak spot, though it still exceeds the state average by 36 points, while social studies (80.7%) and high school physical science (97.2%) are also exceptionally strong. The school also boasts a remarkably low chronic absenteeism rate of just 5.3%, compared to 17.7% statewide, which supports a strong culture of attendance and engagement.
With a free/reduced lunch rate of only 8.82%, the school serves a predominantly affluent population, and per-student spending of $12,807 is moderate yet yields outstanding results, suggesting efficient resource use and strong community support. Year-over-year data shows slight dips in 6th and 7th grade math, but notable gains in science (+7.1 points) and social studies (+4.0 points). For parents considering this area, Dickerson Middle School offers elite academic performance, near-universal math proficiency, and a highly engaged student body—making it one of the very best middle school options in Georgia.
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