Simpson Middle School

Simpson Middle School in Marietta, GA, serves 884 students in grades 6-8 and is part of the Cobb County School District, consistently ranking among the top middle schools in Georgia with a 5-star rating and a 96th percentile statewide ranking for 2025-2026.

Simpson stands out for its exceptional mathematics performance. A remarkable 100% of students taking Algebra I scored proficient, compared to 59.4% district-wide and 48.1% statewide. In 7th grade math, 80.3% of students are proficient versus 42% statewide, and 8th grade math proficiency sits at 73.2% versus 46.3% statewide. The school also excels in Social Studies, with 80.7% of 8th graders proficient—40.5 points above the state average. Perhaps most impressive is the school's work with Special Education students, ranking 19th out of 425 schools statewide (96th percentile), a rare achievement for a top-performing school. Chronic absenteeism has dropped dramatically from 21.8% in 2021-2022 to just 7.9% now, less than half the state rate of 17.7%.

Compared to nearby schools, Simpson holds its own against more affluent peers. It matches Dickerson Middle School in Algebra I proficiency (100% each) while serving a more economically diverse population (19.68% free/reduced lunch vs. 8.82%). Simpson outperforms Hightower Trail Middle School in 7th grade math (80.3% vs. 73.2%) and Social Studies (80.7% vs. 70.9%), and beats Mabry Middle School in both subjects by double digits. It also surpasses Mill Creek Middle School and Woodstock Middle School in Cherokee County across nearly every subject. Notably, Simpson achieves these results while spending less per student ($14,029) than lower-performing nearby schools like McCleskey Middle School ($18,163). With strong outcomes across all student subgroups and a 95.5% proficiency rate in High School Physical Science, Simpson demonstrates that high achievement and efficiency can go hand in hand.