Serving 1,385 students in grades 9-12, Mountlake Terrace High School ranks in the top 20% of all schools in Washington for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 50% (which is higher than the Washington state average of 40%). The percentage of students achieving proficiency in reading/language arts is 80% (which is higher than the Washington state average of 53%).
The student:teacher ratio of 22:1 is higher than the Washington state level of 16:1.
Minority enrollment is 49% of the student body (majority Hispanic and Asian), which is lower than the Washington state average of 52% (majority Hispanic and Asian).
Quick Stats (2025)
Grades: 9-12
Enrollment: 1,385 students
Student:Teacher Ratio: 22:1
Minority Enrollment: 49%
Graduation Rate
: 87% (Top 50% in WA)
Overall Testing Rank
: Top 20%
Math Proficiency
: 50% (Top 30%)
Reading Proficiency
: 80% (Top 10%)
Science Proficiency
: 75% (Top 10%)
Source: National Center for Education Statistics (NCES), WA Dept. of Education
Mountlake Terrace High School ranks within the top 20% of all 2,113 schools in Washington (based off of combined math and reading proficiency testing data).
The diversity score of Mountlake Terrace High School is 0.68, 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.
Mountlake Terrace High School is ranked #313 out of 2,113 schools, which ranks it among the top 20% of public schools in Washington.
What schools are Mountlake Terrace High School often compared to?
Mountlake Terrace High Schoolis often viewed alongside schools like Edmonds Woodway High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
50% of students have achieved math proficiency (compared to the 40% WA state average), while 80% of students have achieved reading proficiency (compared to the 53% WA state average).
What is the graduation rate of Mountlake Terrace High School?
The graduation rate of Mountlake Terrace High School is 87%, which is higher than the Washington state average of 84%.
How many students attend Mountlake Terrace High School?
1,385 students attend Mountlake Terrace High School.
What is the racial composition of the student body?
51% of Mountlake Terrace High School students are White, 18% of students are Hispanic, 15% of students are Asian, 10% of students are Black, 4% of students are Two or more races, 1% of students are American Indian, and 1% of students are Hawaiian.
What is the student:teacher ratio of Mountlake Terrace High School?
Mountlake Terrace High School has a student ration of 22:1, which is higher than the Washington state average of 16:1.
What grades does Mountlake Terrace High School offer ?
Mountlake Terrace High School offers enrollment in grades 9-12
What school district is Mountlake Terrace High School part of?
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Quick Stats (2025)
Grades: 9-12
Enrollment: 1,385 students
Student:Teacher Ratio: 22:1
Minority Enrollment: 49%
Graduation Rate
: 87% (Top 50%)
Overall Testing Rank
: Top 20%
Math Proficiency
: 50% (Top 30%)
Reading Proficiency
: 80% (Top 10%)
Science Proficiency
: 75% (Top 10%)
Source: National Center for Education Statistics (NCES), WA Dept. of Education
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