Mercer Island High School

Mercer Island High School is in Mercer Island, Washington and educates 9th Grade through 12th Grade students. Mercer Island High School is in the Mercer Island School District district in King County. Here you can jump to information for Mercer Island High School to assist you in making a decision about your child’s school.

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General Information

School Name: Mercer Island High School
School District: Mercer Island School District
County: King County
State:
Grades: 9th Grade through 12th Grade
NCESID: 530498000761
Principal: John Harrison
Mascot: Islanders

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Contact Information

Mailing Address

Mercer Island High School
9100 Se 42Nd
Mercer Island WA, 98040

Street Address

Mercer Island High School
9100 Se 42Nd
Mercer Island WA, 98040

Phone Number

(206) 236-3345

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Map & Directions

Find Schools Nearby

Find other high schools in
City: Mercer Island
State:
School District: Mercer Island School District
County: King County
Zip Code:

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Student and Teacher Statistics

Total Students: 1433
Student/Teacher Ratio: 22.58 to 1
Full-Time Teachers: 63.47

Size Rank: 3427
Free Lunch Eligible:
Reduced Lunch Eligible:

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Photos

Do you have any photos of Mercer Island High School? If you do, post them in the comment box below, or email them to us and they’ll get added here.

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Sports

  • Basketball
  • Baseball
  • Cheerleading
  • Cross country
  • Football
  • Golf
  • Soccer
  • Softball
  • Swimming
  • Tennis
  • Track
  • Volleyball
  • Wrestling

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Important Dates

We are constantly updating this part of the page with new dates as they become available. If you are a student at Mercer Island High School, are on the faculty or staff there, or have a child that is a student there, if you know one of these dates, please help us update the site by posting it in the comments section.

  • First Day of Class
  • Homecoming
  • Report Cards
  • Class Pictures
  • Winter Break / Christmas Vacation
  • Holidays and Teacher Workdays
  • Yearbooks Released
  • Spring Break
  • Prom
  • Graduation
  • Last Day of Class
  • Summer Break
  • Tryouts

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Related Links

Do you have any links related to Mercer Island High School? If so, post them in the comments below, or email them to us and we’ll add them to this page.

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Write A Review

Attention students, parents, teachers, administrators, employees and alumni of Mercer Island High School. Please write a review of your experiences and your time at the school, so other people can know what a great place it is! Also, if you have a favorite teacher or someone else at the school that is special to you, be sure to mention them.

Please rate Mercer Island High School on a 1 to 5 star scale, 5 stars being the best, for the following categories:

  • Teachers and academics.
  • Princial and administrators.
  • Classrooms and facilities.
  • Sports and extracurricular activities.
  • Parent and community involvement.

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Source: For more information about where the information presented here was sourced, visit our Data Source page.

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