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Decatur High School

2800 SW 320th St, Federal Way, WA 98023

DSchola Grade
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Grades
9–12
High
Students
1,352
Enrolled 2024–25
Students per teacher
21 : 1
Full-time teachers
District
Federal Way School District
King County

Schola Grade D · Below average

Letter grade (A–F) · compared with 338 Washington high schools · How we grade
Test scores38% proficient in math & reading
25thpercentile
Equity27% of low-income students proficient
16thpercentile
Attendance51% chronically absent
18thpercentile
Graduation rate87% graduate in 4 years
29thpercentile
College readinessAt least 59% take AP, IB or dual-enrollment courses
85thpercentile
Class size21 students per teacher
39thpercentile

Percentiles compare this school with other Washington high schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About Decatur High School

Decatur High School is a public high school in Federal Way, Washington, serving grades 9–12. It is part of Federal Way School District. The school is located in a large suburb in King County.

In the 2024–25 school year, 1,352 students were enrolled, with about 21 students for every full-time teacher. That ratio is larger than the typical Washington high school (19.2 students per teacher). Its Schola Grade is D (below average), compared with 338 Washington high schools.

Grades & enrollment

Students per grade, 2024–25Grades 9–12

Location & nearby schools

2800 SW 320th St
Federal Way, WA 98023
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School details

Type
Public School · What this means
Level
High
Grades offered
9–12
Enrollment (2024–25)
1,352 students
Students per teacher
21 to 1
AP courses offered
22
Charter school
No
Magnet school
No
Locale
Suburb — Large
School district
Federal Way School District
County
King County
NCES school ID
530282000434

Schools near Decatur High School

All 39 schools in Federal Way →

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.