Mark Twain Elementary School is a rural K-8 school of approximately 520 students. Mark Twain joins Copperopolis Elementary School to form the Mark Twain Union Elementary School District. The school staff is committed to providing all students a California State Standards based education, which utilizes current research and best practices. This education will enable them to become successful and productive members of society. The staff’s highest priority is maintaining a safe environment for successful student learning, which is characterized by respect and caring on the part of the students, staff and parents.