Alan T. Sugiyama High School at South Lake is a high school in Seattle with an arts and entertainment focus.
Serving 46 students in grades 9-12, Alan T. Sugiyama High School ranks in the bottom 50% of all schools in Washington for overall test scores (math proficiency is top 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is <50% (which is higher than the Washington state average of 41%). The percentage of students achieving proficiency in reading/language arts is <50% (which is lower than the Washington state average of 61%).
The student-teacher ratio of 8:1 is lower than the Washington state level of 16:1.
Minority enrollment is 82% of the student body (majority Black), which is higher than the Washington state average of 52% (majority Hispanic and Asian).
Quick Facts (2026)
- School Type: Alternative school
- Grades: 9-12
- Enrollment: 46 students
- Student-Teacher Ratio: 8:1
- Minority Enrollment: 82%
- Graduation Rate: 60-79% (Btm 50% in WA)
- Math Proficiency: <50% (Top 30%)
- Reading Proficiency: <50% (Top 1%)
- Science Proficiency: <50% (Top 50%)
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
School Overview
Alan T. Sugiyama High School's student population of 46 students has grown by 15% over five school years.
The teacher population of 6 teachers has declined by 14% over five school years.
School Type
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
46 students
Gender %
Total Classroom Teachers
6 teachers
Year Founded
1981
School Rankings
The diversity score of Alan T. Sugiyama High School is 0.77, 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.
Math Test Scores (% Proficient)
<50%
41%
Reading/Language Arts Test Scores (% Proficient)
(17-18)<50%
61%
Science Test Scores (% Proficient)
<50%
49%
Student-Teacher Ratio
8:1
16:1
American Indian
3%
1%
Asian
n/a
9%
Hispanic
26%
26%
Black
31%
5%
White
18%
48%
Hawaiian
2%
2%
Two or more races
20%
9%
All Ethnic Groups
Graduation Rate
60-79%
84%
Eligible for Free Lunch
76%
49%
Eligible for Reduced Lunch (21-22)
8%
7%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WA Dept. of Education
Frequently Asked Questions
What percent of students have achieved state testing proficiency in math and reading?
<50% of students have achieved math proficiency (compared to the 41% WA state average), while <50% of students have achieved reading proficiency (compared to the 61% WA state average).
What is the graduation rate of Alan T. Sugiyama High School?
The graduation rate of Alan T. Sugiyama High School is 60-79%, which is lower than the Washington state average of 84%.
How many students attend Alan T. Sugiyama High School?
46 students attend Alan T. Sugiyama High School.
What is the racial composition of the student body?
31% of Alan T. Sugiyama High School students are Black, 26% of students are Hispanic, 20% of students are Two or more races, 18% of students are White, 3% of students are American Indian, and 2% of students are Hawaiian.
What is the student-teacher ratio of Alan T. Sugiyama High School?
Alan T. Sugiyama High School has a student ration of 8:1, which is lower than the Washington state average of 16:1.
What grades does Alan T. Sugiyama High School offer ?
Alan T. Sugiyama High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is Alan T. Sugiyama High School part of?
Alan T. Sugiyama High School is part of Seattle School District No. 1.
In what neighborhood is Alan T. Sugiyama High School located?
Alan T. Sugiyama High School is located in the Dunlap neighborhood of Seattle, WA. There are 3 other public schools located in Dunlap.
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