East St. Louis Senior High School, home of the Flyers, is a public high school located in Edwardsville, Illinois. East St. Louis Senior High School is part of the East Saint Louis Public Schools district and has approximately 1,400 students and 14 varsity sports. East St. Louis Senior High School is committed to providing the highest quality college preparatory education with a focus on college, careers, service, citizenship and a true understanding of the value of education.