Leander ISD | 11,445 followers on LinkedIn. Engage, inspire, and achieve for lifelong success. | Leander ISD is a place where care and concern for every student, parent and partnership is at the heart of everything we do. Our Guiding Documents — the Learning Model, 10 Ethical Principles, the Graduate Profile — are the foundation of who we are and ensure that we maintain a great learning environment for all students. LISD is one of the fastest growing school districts in the state, educating more than 42,000 students at its 47 campuses.