Collinsville High School is located in Collinsville, Illinois and serves students in grades 9 through 12. The school is part of the Collinsville Community Unit School District 10 and offers a variety of academic programs, extracurricular activities, and sports teams to support student development. The school features modern facilities, including classrooms, laboratories, and a gymnasium. Students can participate in various clubs and organizations, promoting engagement and community involvement. Collinsville High School aims to provide a well-rounded education that prepares students for future success in college and careers.