Lyons-Decatur High School is an academic institution that offers classes in agriculture, economics, art, business, English, mathematics and science. It additionally provides classes in music, social studies, physical education and Spanish. The school s extracurricular activities include Future Business Leaders of America, Future Farmers of America, mock trial, yearbook and student council. Its library has a wide collection of fiction and nonfiction books, subject books, magazines, encyclopedias, dictionaries, and reference material for teachers. Lyons-Decatur High School offers a variety of sports activities, such as football, basketball, cross country, soccer, volleyball and wrestling. The school is a part of the Lyons-Decatur Northeast High Schools.