Many residents are drawn to Cooks Valley by the top-notch public school system. Cooks Valley enjoys a top rated East Cobb school district including Davis Elementary School, Mabry Middle School, and Lassiter High School.

In 2017, Davis Elementary School ranked better than 87.7% of elementary schools in Georgia. It also ranked 20th among 66 ranked elementary schools in the Cobb County School District.

In 2008, Mabry Middle School was recognized by the Department of Education for achieving superior standards of academic excellence and was awarded the Georgia Blue Ribbon.

In 2018, Lassiter High School ranked 21st within Georgia. Students have the opportunity to take Advanced Placement® course work and exams. The AP® participation rate at Lassiter High School is 60 percent. Lassiter High School is 1 of 17 high schools in the Cobb County. Lassiter High School is ranked #605 in the National Rankings and earned a silver medal. Schools are ranked based on their performance on state-required tests and how well they prepare students for college.