Classen School of Advanced Studies, often referred to as Classen SAS, CSAS or simply Classen, is a public speciality school serving students in grades 9–12 in Oklahoma City, Oklahoma.
Serving 810 students in grades 9-12, Classen High School Of Advanced Studies ranks in the top 10% of all schools in Oklahoma for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 35-39% (which is higher than the Oklahoma state average of 25%). The percentage of students achieving proficiency in reading/language arts is 60-64% (which is higher than the Oklahoma state average of 27%).
The student-teacher ratio of 18:1 is higher than the Oklahoma state level of 15:1.
Minority enrollment is 67% of the student body (majority Hispanic and Black), which is higher than the Oklahoma state average of 57% (majority Hispanic and American Indian).
Quick Facts (26-27)
- Grades: 9-12
- Enrollment: 810 students
- Student-Teacher Ratio: 18:1
- Minority Enrollment: 67%
- Graduation Rate: ≥95% (Top 5% in OK)
- Overall Testing Rank: Top 10%
- Math Proficiency: 35-39% (Top 30%)
- Reading Proficiency: 60-64% (Top 5%)
- Science Proficiency: 45-49% (Top 30%)
- Attendance Zone: Classen High School of Advanced Studies serves an attendance zone that covers the entire school district in Oklahoma City, OK, encompassing approximately 134.2 square miles. The typical drive to the school is 10-15 minutes, with an average distance of 6.4 miles to the zone's edge and a maximum distance of 14 miles.
- Source: National Center for Education Statistics (NCES), OK Dept. of Education
Top Rankings
Classen High School Of Advanced Studies ranks among the top 20% of public schools in Oklahoma for:
Category
Attribute
Overall Rank
Reading/Language Arts Proficiency
Graduation Rate
School Overview
Classen High School Of Advanced Studies's student population of 810 students has grown by 18% over five school years.
The teacher population of 46 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
810 students
Showing 2016–2025. Full 31-year historical data available below ↓
Total Classroom Teachers
46 teachers
Showing 2016–2025. Full 31-year historical data available below ↓
Year Founded
1919
School Rankings
Classen High School Of Advanced Studies ranks within the top 10% of all 1,652 schools in Oklahoma (based off of combined math and reading proficiency testing data).
The diversity score of Classen High School Of Advanced Studies is 0.78, which is more than the diversity score at state average of 0.74. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#129 out of 1652 schools
(Top 10%)
(Top 10%)
Showing 2013–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
35-39%
25%
Showing 2013–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
60-64%
27%
Showing 2012–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
45-49%
31%
Student-Teacher Ratio
18:1
15:1
Showing 2016–2025. Full 31-year historical data available below ↓
American Indian
2%
11%
Showing 2016–2025. Full 31-year historical data available below ↓
Asian
11%
2%
Showing 2016–2025. Full 31-year historical data available below ↓
Hispanic
24%
21%
Showing 2016–2025. Full 31-year historical data available below ↓
Black
18%
8%
Showing 2016–2025. Full 31-year historical data available below ↓
White
33%
43%
Showing 2016–2025. Full 31-year historical data available below ↓
Two or more races
12%
14%
Showing 2016–2025. Full 13-year historical data available below ↓
All Ethnic Groups
Showing 2016–2025. Full 31-year historical data available below ↓
Graduation Rate
≥95%
81.2%
Chronically Absent Students
(22-23)30%
24.3%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
14%
49%
Showing 2014–2025. Full 30-year historical data available below ↓
Eligible for Reduced Lunch
4%
7%
Showing 2013–2025. Full 27-year historical data available below ↓
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), OK Dept. of Education
Frequently Asked Questions
What is Classen High School Of Advanced Studies's ranking?
Classen High School Of Advanced Studies is ranked #129 out of 1,652 schools, which ranks it among the top 10% of public schools in Oklahoma.
What schools are Classen High School Of Advanced Studies often compared to?
Classen High School Of Advanced Studiesis often viewed alongside schools like Dove Science Academy High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
35-39% of students have achieved math proficiency (compared to the 25% OK state average), while 60-64% of students have achieved reading proficiency (compared to the 27% OK state average).
What is the graduation rate of Classen High School Of Advanced Studies?
The graduation rate of Classen High School Of Advanced Studies is 95%, which is higher than the Oklahoma state average of 81.2%.
How many students attend Classen High School Of Advanced Studies?
810 students attend Classen High School Of Advanced Studies.
What is the racial composition of the student body?
33% of Classen High School Of Advanced Studies students are White, 24% of students are Hispanic, 18% of students are Black, 12% of students are Two or more races, 11% of students are Asian, and 2% of students are American Indian.
What is the student-teacher ratio of Classen High School Of Advanced Studies?
Classen High School Of Advanced Studies has a student ration of 18:1, which is higher than the Oklahoma state average of 15:1.
What grades does Classen High School Of Advanced Studies offer ?
Classen High School Of Advanced Studies offers enrollment in grades 9-12 (No virtual instruction).
What school district is Classen High School Of Advanced Studies part of?
Classen High School Of Advanced Studies is part of Oklahoma City School District.
In what neighborhood is Classen High School Of Advanced Studies located?
Classen High School Of Advanced Studies is located in the Central Oklahoma City neighborhood of Oklahoma City, OK. There are 83 other public schools located in Central Oklahoma City.
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