Mukilteo School District’s main office is open from 8:00 a.m. – 4:30 p.m. Monday through Friday.

Please note that our district’s main office and schools are closed for business on most federal and state holidays. Also, our schools are closed for business during breaks such as Winter Break, Mid-Winter Break, Spring Break and Summer Break. For the 2026-27 school year, these dates are:

• Winter Break: December 21, 2026 through January 3, 2027
• Mid-Winter Break: February 15-19, 2027
• Spring Break: April 5-9, 2027
• Summer Break: approximately June 21 through August 20, 2027