O'Neill High School is a public secondary school located in O'Neill, Nebraska. It serves students in grades 9 through 12 and is part of the O'Neill Public Schools district. The school offers a variety of academic programs, extracurricular activities, and sports to support student development and engagement. The school is known for its commitment to providing a well-rounded education, including opportunities in arts, music, and athletics. O'Neill High School aims to prepare students for post-secondary education and careers, fostering a positive learning environment that encourages personal growth and community involvement.