The Corona-Norco Unified School District (CNUSD) is a public school district located in Riverside County, California. It serves the cities of Corona, Norco, and parts of Eastvale. CNUSD operates numerous elementary, middle, and high schools, providing education to a diverse student population. Established in 1893, the district focuses on academic excellence and offers various programs, including special education and career technical education. CNUSD aims to prepare students for college and careers through a comprehensive curriculum and extracurricular activities, fostering a supportive learning environment for all students.