Seattle Public Schools Calendar, first day of school, last day of school, winter break, mid-winter break, spring break, family-teacher conferences, state in-service day, Veterans Day, Martin Luther King Jr. Day, Presidents’ Day, Memorial Day, Juneteenth, early dismissal, holiday schedule, school holidays, Seattle school year dates, Seattle public schools, academic calendar, school breaks https://nycschoolcalendar.info/seattle-public-schools-calendar/