Chinook Middle School
18650 42nd Avenue South SeaTac, WA 98188


Summer Office Hours

Summer Office Hours

Please read all of this information as there have been changes.

August 10 through 24 we will resume office hours from 8:30 a.m. to 4 p.m.The office is closed August 25.

Select Highline Schools Enrollment to enroll your student. If you need assistance with enrollment, transfers or records please call 206.631-5707 for help, or to make an appointment for further assistance.Appointments are strongly encouraged.

August 10 - 24 office staff are unable to accept money for fines or to make a purchase. The bookkeeper returns on August 26 and will be happy to assist with these items at that time. Fines and Fees will be available to pay online starting September 7.

Keep your eyes on our website for information about uniforms, supplies and family events. We hope your family has a great summer.