Abingdon-Avon High School, home of the Tornadoes, is a public high school located in Abingdon, Illinois. Abingdon-Avon High School is part of the Abingdon-Avon CUSD #276 and has approximately 270 students and 16 varsity sports. The mission of Abingdon-Avon High School is to provide a challenging learning environment that encourages high expectations for success through differentiated instruction that allows for diverse learning styles.