Interagency Detention School

1211 E Alder Ms 1-f
Seattle, WA 98122
(School attendance zone shown in map)
4/
10
Bottom 50%
Serving 47 students in grades 6-12, Interagency Detention 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 equal to the Washington state average of 50%). The percentage of students achieving proficiency in reading/language arts is <50% (which is lower than the Washington state average of 61%).
Minority enrollment is 81% of the student body (majority Black), which is higher than the Washington state average of 53% (majority Hispanic and Asian).

Quick Facts (2026)

  • Grades: 6-12
  • Enrollment: 47 students
  • Minority Enrollment: 81%
  • : <50%
  • : <50% (Top 1% in WA)
  • Source: National Center for Education Statistics (NCES), WA Dept. of Education

School Overview

Interagency Detention School's student population of 47 students has grown by 193% over five school years.
Grades Offered
Grades 6-12
(Supplemental Virtual)
Total Students
47 students
Total Classroom Teachers
n/a
School Calendar

School Rankings

The diversity score of Interagency Detention School is 0.61, 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.
This School
State Level (WA)
(18-19)
<50%
50%
(17-18)
<50%
61%
Student-Teacher Ratio
n/a
17:1
American Indian
n/a
1%
Asian
n/a
9%
Hispanic
24%
27%
Black
55%
5%
White
19%
47%
Hawaiian
n/a
2%
Two or more races
2%
9%
All Ethnic Groups
0.61
Eligible for Free Lunch
26%
39%
Eligible for Reduced Lunch
2%
9%
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 50% WA state average), while <50% of students have achieved reading proficiency (compared to the 61% WA state average).
How many students attend Interagency Detention School?
47 students attend Interagency Detention School.
What is the racial composition of the student body?
55% of Interagency Detention School students are Black, 24% of students are Hispanic, 19% of students are White, and 2% of students are Two or more races.
What grades does Interagency Detention School offer ?
Interagency Detention School offers enrollment in grades 6-12 (Supplemental Virtual).
What school district is Interagency Detention School part of?
Interagency Detention School is part of Seattle School District No. 1.
In what neighborhood is Interagency Detention School located?
Interagency Detention School is located in the Minor neighborhood of Seattle, WA. There are 1 other public schools located in Minor.

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Quick Facts (2026)

  • Grades: 6-12
  • Enrollment: 47 students
  • Minority Enrollment: 81%
  • : <50%
  • : <50% (Top 1%)
  • Source: National Center for Education Statistics (NCES), WA Dept. of Education

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