Town of Westborough School Department 45 W Main St, Westborough, MA01581 The Westborough Public School District administers six schools. Armstrong School, Fales School and Hastings School each…More educate students from kindergarten through grade 3. Mill Pond School is the district's upper elementary school, serving grades 4 through 6. Gibbons Middle School houses grades 7 and 8. Westborough High School serves grades 9 through 12. The School Deparment Administrative Offices are located in the Forbes Municipal Building.