Serving 473 students in grades Kindergarten-5, Endeavour Elementary School ranks in the top 5% of all schools in Washington for overall test scores (math proficiency is top 1%, and reading proficiency is top 1%).
The percentage of students achieving proficiency in math is 93% (which is higher than the Washington state average of 41%). The percentage of students achieving proficiency in reading/language arts is 84% (which is higher than the Washington state average of 53%).
The student-teacher ratio of 16:1 is lower than the Washington state level of 17:1.
Minority enrollment is 63% of the student body (majority Asian), which is higher than the Washington state average of 53% (majority Hispanic and Asian).
Quick Facts (2026)
- Grades: Kindergarten-5
- Enrollment: 473 students
- Student-Teacher Ratio: 16:1
- Minority Enrollment: 63%
- Overall Testing Rank: Top 5% in WA
- Math Proficiency: 93% (Top 1%)
- Reading Proficiency: 84% (Top 5%)
- Science Proficiency: 90-94% (Top 1%)
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
Top Rankings
Endeavour Elementary School ranks among the top 20% of public schools in Washington for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
School Overview
Endeavour Elementary School's student population of 473 students has declined by 5% over five school years.
The teacher population of 30 teachers has declined by 14% over five school years.
Grades Offered
Grades Kindergarten-5
(No virtual instruction)
(No virtual instruction)
Total Students
473 students
Total Classroom Teachers
30 teachers
School Rankings
Endeavour Elementary School ranks within the top 5% of all 2,088 schools in Washington (based off of combined math and reading proficiency testing data).
The diversity score of Endeavour Elementary School is 0.65, 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
#42 out of 2088 schools
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
93%
41%
Reading/Language Arts Test Scores (% Proficient)
84%
53%
Science Test Scores (% Proficient)
90-94%
49%
Student-Teacher Ratio
16:1
17:1
Asian
46%
9%
Hispanic
8%
27%
Black
1%
5%
White
37%
47%
Two or more races
8%
9%
All Ethnic Groups
Eligible for Free Lunch
8%
39%
Eligible for Reduced Lunch
2%
9%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WA Dept. of Education
Frequently Asked Questions
What is Endeavour Elementary School's ranking?
Endeavour Elementary School is ranked #42 out of 2,088 schools, which ranks it among the top 5% of public schools in Washington.
What schools are Endeavour Elementary School often compared to?
Endeavour Elementary Schoolis often viewed alongside schools like Challenger Elementary School, Grand Ridge Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
93% of students have achieved math proficiency (compared to the 41% WA state average), while 84% of students have achieved reading proficiency (compared to the 53% WA state average).
How many students attend Endeavour Elementary School?
473 students attend Endeavour Elementary School.
What is the racial composition of the student body?
46% of Endeavour Elementary School students are Asian, 37% of students are White, 8% of students are Hispanic, 8% of students are Two or more races, and 1% of students are Black.
What is the student-teacher ratio of Endeavour Elementary School?
Endeavour Elementary School has a student ration of 16:1, which is lower than the Washington state average of 17:1.
What grades does Endeavour Elementary School offer ?
Endeavour Elementary School offers enrollment in grades Kindergarten-5 (No virtual instruction).
What school district is Endeavour Elementary School part of?
Endeavour Elementary School is part of Issaquah School District.
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