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Excellent

#89 of 2,228 schools in WA

Top 4% in state

International School

High School · Bellevue School District

445 128th Ave SE, Bellevue, WA 98005

Enrollment

597

Student-Teacher

19.9:1

Score

9.1

Grades

6th – 12th

Data vintage2022-23

How this school compares

Washington schools

#89 of 2,228

In Bellevue

#5 of 29

public schools

In district

#5 of 28

Bellevue School District

Equity

9.8 / 10

Excellent

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International School

9.1/10

High School in Bellevue · grades 6th – 12th. Start here, then compare fit against nearby and district options.

Jing Mei Elementary School

8.2/10

0.6 mi away. Use as a geographic alternative in the same move search.

Central Educational Services

7.1/10

0.6 mi away. Use as a geographic alternative in the same move search.

About International School

International School is a public high school in Bellevue, WA, part of Bellevue School District. International School serves approximately 597 students, and covers grades 6th-12th, and has a 19.9:1 student-teacher ratio. International School has a current MySchoolScout rating of 9.1 out of 10 and ranks #89 of 2,228 schools in WA.

Structured state assessment records for International School show 87% math proficiency (multi-year average, 2009-2024) and 90% reading/ELA proficiency (multi-year average, 2009-2024).

How it compares0.8 pts above district
  • This school 9.1 · Excellent
  • District avg 8.3
  • WA avg 5.8

Score Breakdown

Full Profile · 4/4 metrics
Student Progress8.3Excellent25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data13
Annual Change-0.83 pts/yr
Data Period2009–2024
TrendStable
Academics9.6Excellent25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency80.8% (2024 SBA)
Reading/ELA Proficiency86.5% (2024 SBA)
Math vs. State Avg+42.2 pts
Reading vs. State Avg+39 pts
Overall Proficiency84% (2024 SBA, Math+ELA)
Expected (poverty-adj.)71% (model expectation from 2024 SBA)
vs. Expected+12.6 pts
Adjusted Percentile94th
College Readiness9.7Excellent30%
Graduation rates, AP course participation, and IB availability.
View breakdown
AP Participation38.9%
IB ProgramNo
Resources & Environment8.6Excellent20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio19.9:1
Per-Pupil Spending$20,051
Chronic Absenteeism5.4%

International School — Students at International School score 84% proficient, which is above what's typical for similar communities (expected: 71%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

8%

Students qualifying for federal meal assistance

Test Scores WA SBA (2023-24)

Math Proficiency 86.9% (multi-year average, 2009-2024)
School
State
36.6% (2024 SBA)
ELA Proficiency 90.2% (multi-year average, 2009-2024)
School
State
51.4% (2024 SBA)

Based on 37 test records from WA state assessments. About our data

Proficiency Trend

→ Stable

Average proficiency (% at or above grade level) across Math & ELA over time.

2009
Math
93%
ELA
96%
2010
Math
92%
ELA
94%
2011
Math
95%
ELA
96%
2012
Math
98%
ELA
95%
2013
Math
97.5%
ELA
97.5%
2014
Math
89%
ELA
87%
2015
Math
88%
ELA
90%
2016
Math
87%
ELA
89%
2017
Math
88%
ELA
87%
2018
Math
80%
ELA
88%
2019
Math
80%
ELA
88%
2022
Math
85.5%
ELA
93%
2024
Math
80.8%
ELA
86.6%

Source: EdFacts (NCES) and state assessment data. Growth score: 8.3/10.

How International School Compares

See how International School performs across key quality dimensions compared to state benchmarks.

Overall Score
9.1/10
96th percentile in WA
Academic
9.6/10
Excellent
Growth
8.3/10
Excellent
Environment
8.6/10
Excellent
AP Courses
4
State avg: 2.8
Advanced STEM
5/5
Subjects offered

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
8%
Teaching Staff
20:1 student-teacher ratio
30 teachers
Chronic Absenteeism
Students missing 15+ days per year (SY 2022-23)
5.4%

Programs & Offerings

AP/IB Programs4 AP courses offered
38.9% participation·State avg: 2.8 AP courses·CRDC 2021-22
Advanced STEM Courses5 of 5 advanced subjects offered
Algebra II, Advanced Math, Calculus, Chemistry, Physics·CRDC 2021-22

Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more

Location

445 128th Ave SE, Bellevue, WA 98005

Nearby Alternatives

Families considering International School may also want to explore other high schools in the area. Bellevue High School (rated 8.4/10, 1.3 miles away), with a comparable rating. Another option is Bellevue Big Picture School (rated 8.2/10, 1.6 miles away), with a comparable rating. Additionally, Sammamish Senior High (rated 6.9/10, 0.9 miles away), a more accessible option. For more schools in Bellevue, see our Bellevue schools guide .

Nearby Schools

20 within 2.2 mi
School Distance Rating
Jing Mei Elementary School Bellevue 0.6 mi 8.2
Central Educational Services Bellevue 0.6 mi 7.1
Bellevue Open Doors Reengagement Bellevue 0.6 mi
Bellevue Digital Discovery Bellevue 0.6 mi
Woodridge Elementary Bellevue 0.8 mi 8.8
Sammamish Senior High Bellevue 0.9 mi 6.9
CHESTNUT HILL ACADEMY Bellevue 1.3 mi 6.5
Lake Hills Elementary Bellevue 1.0 mi 6.1
ASIA PACIFIC LANGUAGE SCHOOL Bellevue 1.3 mi 4.8
Odle Middle School Bellevue 1.2 mi 9.3
EARLY WORLD CHILDRENS SCHOOL Bellevue 1.5 mi
Stevenson Elementary Bellevue 1.4 mi 4.7
Bellevue High School Bellevue 1.3 mi 8.4
SEATTLE VOCTECH SCHOOL Bellevue 1.3 mi
EASTSIDE CHRISTIAN SCHOOL Bellevue 1.5 mi 6.2
EASTSIDE CHRISTIAN SCHOOL Bellevue 1.5 mi 7.9
Bellevue Big Picture School Bellevue 1.6 mi 8.2
Enatai Elementary School Bellevue 1.7 mi 7.3
LIVING MONTESSORI ACADEMY Bellevue 2.1 mi 6.1
Tyee Middle School Bellevue 2.2 mi 9.3

Neighborhood Census ACS (2019-2023)

Census data for ZIP 98005 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$158,396

Median Home Value

$1,373,000

Median Rent

$2,380/mo

Population

21,929

College Educated

71.2%

Homeownership

51.1%

Avg Commute

21.9 min

Poverty Rate

9.1%

Median Age

37.3

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
International Community School Kirkland, WA 9.2
Raisbeck Aviation High School Tukwila, WA 8.7
Nikola Tesla STEM High School Redmond, WA 8.5
Bellevue Big Picture School Bellevue, WA 8.2
Vashon Island High School Vashon, WA 8.2
Anacortes High School Anacortes, WA 8.0

Frequently Asked Questions

Common questions about International School

What grades does International School serve?

International School serves students in grades 6th through 12th.

How many students attend International School?

International School has an enrollment of approximately 597 students.

What is the student-teacher ratio at International School?

The student-teacher ratio at International School is 19.9:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does International School rank in WA?

International School ranks #89 of 2,228 schools in WA.

What is International School's MySchoolScout rating?

International School has a current MySchoolScout rating of 9.1 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.

What are the test scores at International School?

Based on loaded state assessment records, International School has 87% math proficiency (multi-year average, 2009-2024) and 90% reading/ELA proficiency (multi-year average, 2009-2024).

Is International School a charter school?

No, International School is not a charter school. It is a traditional public school operated by the local school district.

Is International School a Title I school?

No, International School is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for International School?

8.0% of students at International School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

Walk Score
16 Car-Dependent
Transit Score
33 Some Transit
Bike Score
38 Somewhat Bikeable

Powered by Walk Score

Quick Facts NCES CCD (SY 2022-23)

Grades
6th – 12th
Enrollment
597
Student-Teacher Ratio
19.9:1
Teachers (FTE)
30
Free/Reduced Lunch
8.0%
Type
alternative
Setting
Midsize City
County
King County
Chronic Absenteeism (SY 2022-23)
5.4%

District

Bellevue School District
District Enrollment
19,855
Schools in District
30
Per-Pupil Spending
$20,051
District Rank
#5 of 28

How we rate schools

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