Seattle School District 2025 2025 Calendar 2025-2026. Why doesn’t school start after labor day or at least a week later than it does? Last day of class early dismissal (high school only) fourth grading period ends may 25:.

Transitional kindergarten (tk) annual information renewal (air) school boundary locator; ** if school is closed during the school year due to inclement weather, march 13th will be the first make up day.