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Mountlake Terrace High School

21801 44th Ave W, Mtlk Terrace, WA 98043

ASchola Grade
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Grades
9–12
High
Students
1,456
Enrolled 2024–25
Students per teacher
23.2 : 1
Full-time teachers
District
Edmonds School District
Snohomish County

Schola Grade A · Excellent

Letter grade (A–F) · compared with 338 Washington high schools · How we grade
Test scores65% proficient in math & reading
86thpercentile
Equity52% of low-income students proficient
91stpercentile
Attendance36% chronically absent
60thpercentile
Graduation rate93% graduate in 4 years
71stpercentile
College readinessAt least 22% take AP, IB or dual-enrollment courses
37thpercentile
Class size23.2 students per teacher
11thpercentile

Percentiles compare this school with other Washington high schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About Mountlake Terrace High School

Mountlake Terrace High School is a public high school in Mtlk Terrace, Washington, serving grades 9–12. It is part of Edmonds School District. The school is located in a large suburb in Snohomish County.

In the 2024–25 school year, 1,456 students were enrolled, with about 23.2 students for every full-time teacher. That ratio is larger than the typical Washington high school (19.2 students per teacher). Its Schola Grade is A (excellent), compared with 338 Washington high schools.

Grades & enrollment

Students per grade, 2024–25Grades 9–12

Location & nearby schools

21801 44th Ave W
Mtlk Terrace, WA 98043
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School details

Type
Public School · What this means
Level
High
Grades offered
9–12
Enrollment (2024–25)
1,456 students
Students per teacher
23.2 to 1
AP courses offered
13
Charter school
No
Magnet school
No
Locale
Suburb — Large
School district
Edmonds School District
County
Snohomish County
NCES school ID
530240000356

Schools near Mountlake Terrace High School

All 4 schools in Mtlk Terrace →

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.