Decatur High School is an American secondary school teaching grades nine through twelve. A part of the Federal Way Public Schools, it was founded in 1971 in Federal Way, Washington.The graduating classes of 1973-1976 were schooled in the Illahee Middle School building.
Serving 1,354 students in grades 9-12, Decatur 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 19% (which is lower than the Washington state average of 40%). The percentage of students achieving proficiency in reading/language arts is 56% (which is higher than the Washington state average of 53%).
The student:teacher ratio of 21:1 is higher than the Washington state level of 16:1.
Minority enrollment is 76% 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: 1,354 students
- Student:Teacher Ratio: 21:1
- Minority Enrollment: 76%
- Graduation Rate: 93% (Top 10% in WA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 19% (Btm 50%)
- Reading Proficiency: 56% (Top 50%)
- Science Proficiency: 35-39% (Btm 50%)
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
Top Rankings
Decatur High School ranks among the top 20% of public schools in Washington for:
Category
Attribute
Graduation Rate
Diversity
School Overview
Decatur High School's student population of 1,354 students has declined by 5% over five school years.
The teacher population of 64 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
1,354 students
Gender %
Total Classroom Teachers
64 teachers
Year Founded
1971
Colors
Navy Blue, Gold, Orange
School Rankings
Decatur High School ranks within the bottom 50% of all 2,113 schools in Washington (based off of combined math and reading proficiency testing data).
The diversity score of Decatur High School is 0.80, 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
#1419 out of 2113 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
19%
40%
Reading/Language Arts Test Scores (% Proficient)
56%
53%
Science Test Scores (% Proficient)
35-39%
49%
Student : Teacher Ratio
21:1
16:1
American Indian
1%
1%
Asian
10%
9%
Hispanic
33%
26%
Black
13%
5%
White
24%
48%
Hawaiian
7%
2%
Two or more races
12%
9%
All Ethnic Groups
Graduation Rate
93%
84%
Eligible for Free Lunch
64%
49%
Eligible for Reduced Lunch
10%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WA Dept. of Education
School Notes
- School Mascot: Golden Gator
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Decatur High School's ranking?
Decatur High School is ranked #1419 out of 2,113 schools, which ranks it among the bottom 50% of public schools in Washington.
What schools are Decatur High School often compared to?
Decatur High Schoolis often viewed alongside schools like Federal Way High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
19% of students have achieved math proficiency (compared to the 40% WA state average), while 56% of students have achieved reading proficiency (compared to the 53% WA state average).
What is the graduation rate of Decatur High School?
The graduation rate of Decatur High School is 93%, which is higher than the Washington state average of 84%.
How many students attend Decatur High School?
1,354 students attend Decatur High School.
What is the racial composition of the student body?
33% of Decatur High School students are Hispanic, 24% of students are White, 13% of students are Black, 12% of students are Two or more races, 10% of students are Asian, 7% of students are Hawaiian, and 1% of students are American Indian.
What is the student:teacher ratio of Decatur High School?
Decatur High School has a student ration of 21:1, which is higher than the Washington state average of 16:1.
What grades does Decatur High School offer ?
Decatur High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Decatur High School part of?
Decatur High School is part of Federal Way School District.
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