Mount Vernon High School is a high school in Mount Vernon, Washington. The school was originally known as Union High School. With a student body nearing 2,000, it is the largest public high school in Skagit County, Washington.
Serving 1,958 students in grades 9-12, Mount Vernon High School ranks in the bottom 50% of all schools in Washington for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 24% (which is lower than the Washington state average of 41%). The percentage of students achieving proficiency in reading/language arts is 43% (which is lower than the Washington state average of 53%).
The student:teacher ratio of 20:1 is higher than the Washington state level of 16:1.
Minority enrollment is 65% of the student body (majority Hispanic), which is higher than the Washington state average of 52% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 1,958 students
- Student:Teacher Ratio: 20:1
- Minority Enrollment: 65%
- Graduation Rate: 88% (Top 50% in WA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 24% (Btm 50%)
- Reading Proficiency: 43% (Btm 50%)
- Science Proficiency: 38% (Btm 50%)
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
School Overview
Mount Vernon High School's student population of 1,958 students has stayed relatively flat over five school years.
The teacher population of 98 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
1,958 students
Gender %
Total Classroom Teachers
98 teachers
School Rankings
Mount Vernon High School ranks within the bottom 50% of all 2,088 schools in Washington (based off of combined math and reading proficiency testing data).
The diversity score of Mount Vernon High School is 0.55, 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
#1627 out of 2088 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
24%
41%
Reading/Language Arts Test Scores (% Proficient)
43%
53%
Science Test Scores (% Proficient)
38%
49%
Student : Teacher Ratio
20:1
16:1
American Indian
n/a
1%
Asian
2%
9%
Hispanic
58%
26%
Black
1%
5%
White
35%
48%
Hawaiian
1%
2%
Two or more races
3%
9%
All Ethnic Groups
Graduation Rate
88%
84%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
68%
49%
Eligible for Reduced Lunch
8%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WA Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Mount Vernon High School's ranking?
Mount Vernon High School is ranked #1627 out of 2,088 schools, which ranks it among the bottom 50% of public schools in Washington.
What schools are Mount Vernon High School often compared to?
Mount Vernon High Schoolis often viewed alongside schools like Burlington Edison High School, Sedro Woolley Senior High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
24% of students have achieved math proficiency (compared to the 41% WA state average), while 43% of students have achieved reading proficiency (compared to the 53% WA state average).
What is the graduation rate of Mount Vernon High School?
The graduation rate of Mount Vernon High School is 88%, which is higher than the Washington state average of 84%.
How many students attend Mount Vernon High School?
1,958 students attend Mount Vernon High School.
What is the racial composition of the student body?
58% of Mount Vernon High School students are Hispanic, 35% of students are White, 3% of students are Two or more races, 2% of students are Asian, 1% of students are Black, and 1% of students are Hawaiian.
What is the student:teacher ratio of Mount Vernon High School?
Mount Vernon High School has a student ration of 20:1, which is higher than the Washington state average of 16:1.
What grades does Mount Vernon High School offer ?
Mount Vernon High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is Mount Vernon High School part of?
Mount Vernon High School is part of Mount Vernon School District.
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