Serving 600 students in grades 6-12, International School ranks in the top 1% of all schools in Washington for overall test scores (math proficiency is top 5%, and reading proficiency is top 5%).
The percentage of students achieving proficiency in math is 83% (which is higher than the Washington state average of 41%). The percentage of students achieving proficiency in reading/language arts is 93% (which is higher than the Washington state average of 53%).
The student-teacher ratio of 20:1 is higher than the Washington state level of 17:1.
Minority enrollment is 77% of the student body (majority Asian), which is higher than the Washington state average of 53% (majority Hispanic and Asian).
Quick Facts (26-27)
- School Type: Alternative school
- Grades: 6-12
- Enrollment: 600 students
- Student-Teacher Ratio: 20:1
- Minority Enrollment: 77%
- Graduation Rate: ≥95% (Top 5% in WA)
- Overall Testing Rank: Top 1%
- Math Proficiency: 83% (Top 5%)
- Reading Proficiency: 93% (Top 1%)
- Science Proficiency: 90-94% (Top 1%)
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
Top Rankings
International School ranks among the top 20% of public schools in Washington for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
International School's student population of 600 students has stayed relatively flat over five school years.
The teacher population of 30 teachers has stayed relatively flat over five school years.
School Type
Grades Offered
Grades 6-12
(No virtual instruction)
(No virtual instruction)
Total Students
600 students
Showing 2016–2025. View full 22-year historical data
Total Classroom Teachers
30 teachers
Showing 2016–2025. View full 22-year historical data
Year Founded
1991
School Rankings
International School ranks within the top 1% of all 2,088 schools in Washington (based off of combined math and reading proficiency testing data).
The diversity score of International School is 0.58, which is less than the diversity score at state average of 0.69. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#18 out of 2088 schools
(Top 1%)
(Top 1%)
Showing 2013–2023. View full 14-year historical data
Math Test Scores (% Proficient)
83%
41%
Showing 2012–2023. View full 14-year historical data
Reading/Language Arts Test Scores (% Proficient)
93%
53%
Showing 2011–2022. View full 13-year historical data
Science Test Scores (% Proficient)
90-94%
49%
Student-Teacher Ratio
20:1
17:1
Showing 2016–2025. View full 22-year historical data
Asian
60%
9%
Showing 2016–2025. View full 22-year historical data
Hispanic
6%
27%
Showing 2016–2025. View full 21-year historical data
Black
2%
5%
Showing 2016–2025. View full 22-year historical data
White
23%
47%
Showing 2016–2025. View full 22-year historical data
Two or more races
9%
9%
Showing 2016–2025. View full 15-year historical data
All Ethnic Groups
Showing 2016–2025. View full 22-year historical data
Graduation Rate
≥95%
83.8%
Showing 2012–2023. View full 13-year historical data
Chronically Absent Students
(22-23)5.3%
34.7%
Eligible for Free Lunch
7%
39%
Showing 2016–2025. View full 22-year historical data
Eligible for Reduced Lunch
2%
9%
Showing 2014–2025. View full 22-year historical data
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WA Dept. of Education
Frequently Asked Questions
What is International School's ranking?
International School is ranked #18 out of 2,088 schools, which ranks it among the top 1% of public schools in Washington.
What schools are International School often compared to?
International Schoolis often viewed alongside schools like Odle Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
83% of students have achieved math proficiency (compared to the 41% WA state average), while 93% of students have achieved reading proficiency (compared to the 53% WA state average).
What is the graduation rate of International School?
The graduation rate of International School is 95%, which is higher than the Washington state average of 83.8%.
How many students attend International School?
600 students attend International School.
What is the racial composition of the student body?
60% of International School students are Asian, 23% of students are White, 9% of students are Two or more races, 6% of students are Hispanic, and 2% of students are Black.
What is the student-teacher ratio of International School?
International School has a student ration of 20:1, which is higher than the Washington state average of 17:1.
What grades does International School offer ?
International School offers enrollment in grades 6-12 (No virtual instruction).
What school district is International School part of?
International School is part of Bellevue School District.
In what neighborhood is International School located?
International School is located in the Wilburton neighborhood of Bellevue, WA. There are 3 other public schools located in Wilburton.
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