Serving 226 students in grades 9-12, Winlock Senior 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 11-19% (which is lower than the Washington state average of 41%). The percentage of students achieving proficiency in reading/language arts is 50-59% (which is approximately equal to the Washington state average of 53%).
The student-teacher ratio of 23:1 is higher than the Washington state level of 17:1.
Minority enrollment is 35% of the student body (majority Hispanic), which is lower than the Washington state average of 53% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 226 students
- Student-Teacher Ratio: 23:1
- Minority Enrollment: 35%
- Graduation Rate: ≥90% (Top 30% in WA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 11-19% (Btm 50%)
- Reading Proficiency: 50-59% (Top 50%)
- Science Proficiency: 30-39% (Btm 50%)
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
School Overview
Winlock Senior High School's student population of 226 students has grown by 13% over five school years.
The teacher population of 10 teachers has declined by 16% over five school years.
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
226 students
Total Classroom Teachers
10 teachers
School Calendar
School Motto
Together We Create a Better Tomorrow
School Rankings
Winlock Senior 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 Winlock Senior High School is 0.51, 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
#1486 out of 2088 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
11-19%
41%
Reading/Language Arts Test Scores (% Proficient)
50-59%
53%
Science Test Scores (% Proficient)
30-39%
49%
Student-Teacher Ratio
23:1
17:1
American Indian
n/a
1%
Asian
n/a
9%
Hispanic
26%
27%
Black
1%
5%
White
65%
47%
Hawaiian
n/a
2%
Two or more races
8%
9%
All Ethnic Groups
Graduation Rate
≥90%
84%
Eligible for Free Lunch
50%
39%
Eligible for Reduced Lunch
10%
9%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WA Dept. of Education
Frequently Asked Questions
What is Winlock Senior High School's ranking?
Winlock Senior High School is ranked #1486 out of 2,088 schools, which ranks it among the bottom 50% of public schools in Washington.
What schools are Winlock Senior High School often compared to?
Winlock Senior High Schoolis often viewed alongside schools like Toledo High School, W F West High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
11-19% of students have achieved math proficiency (compared to the 41% WA state average), while 50-59% of students have achieved reading proficiency (compared to the 53% WA state average).
What is the graduation rate of Winlock Senior High School?
The graduation rate of Winlock Senior High School is 90%, which is higher than the Washington state average of 84%.
How many students attend Winlock Senior High School?
226 students attend Winlock Senior High School.
What is the racial composition of the student body?
65% of Winlock Senior High School students are White, 26% 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 Winlock Senior High School?
Winlock Senior High School has a student ration of 23:1, which is higher than the Washington state average of 17:1.
What grades does Winlock Senior High School offer ?
Winlock Senior High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is Winlock Senior High School part of?
Winlock Senior High School is part of Winlock School District.
School Reviews
Review Winlock Senior High School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles
AI Report Cards: Should Schools Evaluate AI Use?
Explore whether schools should assess student AI use, the benefits, risks, and what responsible AI report cards could look like in 2026.
The Parent’s Guide to School Cell Phone Bans in 2026
Learn how school cell phone bans work in 2026, why districts are adopting them, and what parents should expect.
Parental Involvement in Public Schools: 2026 Update
Explore the latest 2026 trends, research, and strategies shaping parental involvement in public schools and student success.
