Northbrook Middle School Grade Levels: 6, 7, 8 Cluster: Peachtree Ridge Enrollment: 932 Phone: (678) 407-7140 Principal: Dr. Brooks Baggett Cluster Superintendent: Dr. Pam Williams Cluster Map Hours: 9:20 a.m.-4:00 p.m. School Website School Profile School History 2023-24 LSPI 2022-23 LSPI