First day of school grades 1-12
September 6 First day of school for 1st – 12th grade students.
September 6 is not an early release Wednesday. Early release will occur every Wednesday except for the first week of school.
The school calendar is developed collaboratively with SEAA union for Seattle teachers. More and the dates are agreed upon in the Collective Bargaining Agreement (CBACollective Bargaining Agreement More). The formula to schedule key dates in the CBACollective Bargaining Agreement More states that the first day of school will be the first Wednesday of September.