The Tri-Town School Union is Supervisory Union 58, consisting of three distinct school districts and communities in northeastern Massachusetts: Boxford, Massachusetts, Middleton, Massachusetts, and Topsfield, Massachusetts. Each district has its own teacher contract, school committee and budget. The Tri-Town School Union School Committee has representatives from all three districts' school committees. The vision and mission of the Tri-Town School Union is a singular, unified vision statement: