The Matanuska-Susitna Borough School District mission is to prepare all students for success! The Mat-Su is the fastest growing Borough in the state and 2nd largest school district in Alaska. MSBSD is 47 schools strong that serves over 18,000 students. Our district covers approximately 25,000 square miles, an area larger than the entire state of West Virginia. MSBSD stretches from Glacier View by the Matanuska Glacier to Trapper Creek at the foot of Denali. We are proud of our diverse people and communities!