Serving 442 students in grades Kindergarten-5, Endeavour Elementary School ranks in the top 20% of all schools in Washington for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).
The percentage of students achieving proficiency in math is 72% (which is higher than the Washington state average of 41%). The percentage of students achieving proficiency in reading/language arts is 60-64% (which is higher than the Washington state average of 53%).
The student-teacher ratio of 16:1 is equal to the Washington state level of 16:1.
Minority enrollment is 58% of the student body (majority Asian), which is higher than the Washington state average of 52% (majority Hispanic and Asian).
Quick Facts (2026)
- Grades: Kindergarten-5
- Enrollment: 442 students
- Student-Teacher Ratio: 16:1
- Minority Enrollment: 58%
- Overall Testing Rank: Top 20% in WA
- Math Proficiency: 72% (Top 10%)
- Reading Proficiency: 60-64% (Top 30%)
- Science Proficiency: 50-59% (Top 50%)
- 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
School Overview
Endeavour Elementary School's student population of 442 students has stayed relatively flat over five school years.
The teacher population of 28 teachers has declined by 6% over five school years.
Grades Offered
Grades Kindergarten-5
(No virtual instruction)
(No virtual instruction)
Total Students
442 students
Gender %
Total Classroom Teachers
28 teachers
School Rankings
Endeavour Elementary School ranks within the top 20% 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 0.71, which is more 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
#320 out of 2088 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
72%
41%
Reading/Language Arts Test Scores (% Proficient)
60-64%
53%
Science Test Scores (% Proficient)
50-59%
49%
Student-Teacher Ratio
16:1
16:1
American Indian
n/a
1%
Asian
31%
9%
Hispanic
11%
26%
Black
5%
5%
White
42%
48%
Hawaiian
n/a
2%
Two or more races
11%
9%
All Ethnic Groups
Eligible for Free Lunch
28%
49%
Eligible for Reduced Lunch (22-23)
4%
8%
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 #320 out of 2,088 schools, which ranks it among the top 20% of public schools in Washington.
What schools are Endeavour Elementary School often compared to?
Endeavour Elementary Schoolis often viewed alongside schools like Columbia Elementary School, Serene Lake Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
72% of students have achieved math proficiency (compared to the 41% WA state average), while 60-64% of students have achieved reading proficiency (compared to the 53% WA state average).
How many students attend Endeavour Elementary School?
442 students attend Endeavour Elementary School.
What is the racial composition of the student body?
42% of Endeavour Elementary School students are White, 31% of students are Asian, 11% of students are Hispanic, 11% of students are Two or more races, and 5% 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 equal to the Washington state average of 16:1.
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 Mukilteo School District.
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