Washtenaw Intermediate School District (WISD) is a regional educational service agency. Based in Ann Arbor, Mich., the school offers an array of services, including event planning, training, young adult and early childhood services. Additionally, it operates cooperative programs and delivers services that focus on teaching and learning for students. The organization serves various areas, such as Chelsea, Dexter, Lincoln, Manchester, Milan, Saline, Whitmore Lake, Willow Run and Ypsilanti, to name a few. Washtenaw Intermediate School District (WISD) represents Washtenaw County Public School Academies.