Lancaster ISD Vision: Every graduate a success! Lancaster ISD Mission: Empowering ALL students' purpose and passion through quality education. Lancaster ISD Motto: More than a diploma. We Believe: Equity in education is a human right. Educators, parents, and students share in the responsibility of developing graduates who are well-rounded individuals. Engaged, relevant learning and real-world experiences prepare students to lead productive lives. Learning is a lifelong process that is enhanced by taking risks. Growing from past experiences creates opportunities for future success. Purposeful planning to meet individual students' needs leads to intentional outcomes for student success. All students and staff have the right to a safe and secure learning environment.