Steilacoom High School is a public high school in Steilacoom, Washington, United States and is part of the Steilacoom Historical School District. It is the oldest, and to date the only, high school in the school district.
Serving 964 students in grades 9-12, Steilacoom High School ranks in the top 10% 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 70-74% (which is higher than the Washington state average of 41%). The percentage of students achieving proficiency in reading/language arts is 78% (which is higher than the Washington state average of 53%).
The student:teacher ratio of 23:1 is higher than the Washington state level of 16:1.
Minority enrollment is 56% 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: 964 students
- Student:Teacher Ratio: 23:1
- Minority Enrollment: 56%
- Graduation Rate: ≥95% (Top 5% in WA)
- Overall Testing Rank: Top 10%
- Math Proficiency: 70-74% (Top 10%)
- Reading Proficiency: 78% (Top 10%)
- Science Proficiency: 65-69% (Top 20%)
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
Top Rankings
Steilacoom High School ranks among the top 20% of public schools in Washington for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
Diversity
School Overview
Steilacoom High School's student population of 964 students has declined by 6% over five school years.
The teacher population of 42 teachers has declined by 6% over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
964 students
Gender %
Total Classroom Teachers
42 teachers
Year Founded
1981
School Rankings
Steilacoom High School ranks within the top 10% of all 2,088 schools in Washington (based off of combined math and reading proficiency testing data).
The diversity score of Steilacoom High School is 0.73, 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
#124 out of 2088 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
70-74%
41%
Reading/Language Arts Test Scores (% Proficient)
78%
53%
Science Test Scores (% Proficient)
65-69%
49%
Student : Teacher Ratio
23:1
16:1
American Indian
1%
1%
Asian
9%
9%
Hispanic
20%
26%
Black
7%
5%
White
44%
48%
Hawaiian
1%
2%
Two or more races
18%
9%
All Ethnic Groups
Graduation Rate
≥95%
84%
Eligible for Free Lunch
28%
49%
Eligible for Reduced Lunch
8%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WA Dept. of Education
School Notes
- School Mascot: Sentinels
Frequently Asked Questions
What is Steilacoom High School's ranking?
Steilacoom High School is ranked #124 out of 2,088 schools, which ranks it among the top 10% of public schools in Washington.
What percent of students have achieved state testing proficiency in math and reading?
70-74% of students have achieved math proficiency (compared to the 41% WA state average), while 78% of students have achieved reading proficiency (compared to the 53% WA state average).
What is the graduation rate of Steilacoom High School?
The graduation rate of Steilacoom High School is 95%, which is higher than the Washington state average of 84%.
How many students attend Steilacoom High School?
964 students attend Steilacoom High School.
What is the racial composition of the student body?
44% of Steilacoom High School students are White, 20% of students are Hispanic, 18% of students are Two or more races, 9% of students are Asian, 7% of students are Black, 1% of students are American Indian, and 1% of students are Hawaiian.
What is the student:teacher ratio of Steilacoom High School?
Steilacoom High School has a student ration of 23:1, which is higher than the Washington state average of 16:1.
What grades does Steilacoom High School offer ?
Steilacoom High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Steilacoom High School part of?
Steilacoom High School is part of Steilacoom Hist. School District.
School Reviews
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