Atchison County Community High School is a public secondary school in Effingham, Kansas, United States, serving students in grades 7–12. It is operated by USD 377 school district. The school colors are orange and black. The average annual enrollment is approximately 325 students. ACCHS is a member of the Kansas State High School Activities Association and offers a variety of sports programs. Athletic teams compete in the 3A division and are known as the "Tigers". Extracurricular activities are also offered in the form of performing arts, school publications, and clubs.