Phase 1 of Coosa High School was completed in the fall of 2015. The new building has three levels housing 54 instructional units. The school features a multi-level cafeteria and media center along with a large central commons area with a staircase spanning all three levels. Technology hubs are located in all of the commons areas and feature benches with built-in charging stations. Phase 2 of Coosa High added a new competition gymnasium and an auditorium to the site.