Chief Sealth International High School

Chief Sealth International
High School

Calendar and News

School Calendar


School News

Student Cellphone Use Expectations
Student Cellphone Use Expectations
Phones will be “No Cell Bell to Bell”. Phones will be kept away during class, with limited access during lunch and passing periods.
Chief Sealth's Career Connected News 4/27/26
Chief Sealth's Career Connected News 4/27/26
Career News, Internships and Opportunities for Chief Sealth!
PTSA and Friends of Sealth Senior Scholarships!
PTSA and Friends of Sealth Senior Scholarships!
Three PTSA scholarships are open to seniors
Senior Prom's Midnight Masquerade!
Senior Prom's Midnight Masquerade!
Get ready for Senior Prom 2026 – Midnight Masquerade!
Little Shop of Horrors Musical, May 1-3
Little Shop of Horrors Musical, May 1-3
Little Shop of Horrors Musical
Community Literacy Night
Community Literacy Night
The Sealth and Denny Community Literacy Night

District News

Teacher Appreciation Week

Teacher Appreciation Week

Whether they are first-year teachers or seasoned veterans, the magic educators create doesn’t disappear when the school day ends.
Washington School Recognition Program logo 2024-25 WA State Recognized School The Washington Board of Education Educational Opportunity Gap Oversight and Accountability Committee The Office of Superintendent of Public Instruction

Washington School Recognition Program 

The Washington State Board of Education recognizes 24 SPS schools for their performance during the 2024–25 school year.
Graphic of a cellphone crossed out, representing a cellphone free environment

Student Cellphone Use Expectations

New High School “No Cell Bell to Bell” and K-8 “Off and Away for the Day” procedures