Classen Middle School Of Advanced Studies (Ranked Top 20% for 2025-26)

1901 North Ellison Avenue
Oklahoma City, OK 73106

( shown in map)

Top 20%

Serving 890 students in grades 5-8, Classen Middle School Of Advanced Studies ranks in the top 20% of all schools in Oklahoma for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).

The percentage of students achieving is 39% (which is higher than the Oklahoma state average of 25%). The percentage of students achieving is 48% (which is higher than the Oklahoma state average of 27%).

The student-teacher ratio of 17:1 is higher than the Oklahoma state level of 15:1.

Minority enrollment is 62% of the student body (majority Hispanic), which is higher than the Oklahoma state average of 56% (majority Hispanic).

Quick Facts (2025-26)

Grades: 5-8
Enrollment: 890 students
Student-Teacher Ratio: 17:1
Minority Enrollment: 62%
: Top 20% in OK
: 39% (Top 20%)
: 48% (Top 20%)
: 64% (Top 5%)
Source: National Center for Education Statistics (NCES), OK Dept. of Education

Top Rankings

Classen Middle School Of Advanced Studies ranks among the top 20% of public schools in Oklahoma for:

School Overview

Classen Middle School Of Advanced Studies's student population of 890 students has grown by 97% over five school years.

The teacher population of 51 teachers has grown by 104% over five school years.

Grades Offered

Grades 5-8
(No virtual instruction)

View Data

Distribution of Students By Grade Trends
Grade	Classen Middle School Of Advanced Studies
5	204
6	226
7	239
8	221

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Total Students

890 students

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Total Students Trends Over Years (1996-2023)
Year	Classen Middle School Of Advanced Studies
2023	855
2022	783
2021	766
2020	450
2019	450
2018	420
2017	420
2016	420
2015	431
2014	461
2013	443
2012	418
2011	410
2010	482
2009	490
2008	480
2007	458
2006	403
2005	405
2004	430
2003	375
2002	389
2001	393
2000	392
1999	444
1998	465
1997	499
1996	484

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Gender %

Total Classroom Teachers

51 teachers

View Data

Total Classroom Teachers Trends Over Years (1996-2023)
Year	Classen Middle School Of Advanced Studies
2023	47
2022	46
2021	43
2020	25
2019	25
2018	18
2017	18
2016	22
2015	17
2014	19
2013	18
2012	18
2011	18
2010	20
2009	20
2008	19
2007	19
2006	19
2005	18
2004	19
2003	19
2002	19
2001	20
2000	28
1999	26
1998	27
1997	27
1996	17

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School Calendar

Last Day of School

Mon. May 25, 2026

School Rankings

Classen Middle School Of Advanced Studies ranks within the top 20% of all 1,652 schools in Oklahoma (based off of combined math and reading proficiency testing data).

The of Classen Middle School Of Advanced Studies is 0.75, which is more than the diversity score at state average of 0.73. The school's diversity has stayed relatively flat over five school years.

This School

State Level (OK)

#190 out of 1652 schools
(Top 20%)

View Data

Overall School Rank Trends Over Years (2012-2023)
Year	Classen Middle School Of Advanced Studies
2023	#190
2022	#221
2021	#201
2019	#154
2018	#220
2017	#214
2016	#115
2015	#59
2014	#16
2013	#45
2012	#14

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39%

25%

View Data

Math Proficiency Comparison Over Years (2012-2023)
Year	Classen Middle School Of Advanced Studies	Oklahoma	Oklahoma City School District
2023	39%	25%	12%
2022	38%	25%	9%
2021	35%	24%	7%
2019	48%	33%	12%
2018	43%	31%	12%
2017	45%	35%	17%
2016	82%	67%	47%
2015	88%	67%	51%
2014	88%	66%	47%
2013	89%	70%	54%
2012	90%	68%	53%

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48%

27%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	Classen Middle School Of Advanced Studies	Oklahoma	Oklahoma City School District
2022	48%	27%	12%
2021	46%	26%	10%
2019	56%	34%	16%
2018	57%	35%	12%
2017	59%	38%	19%
2016	90%	70%	49%
2015	90%	70%	51%
2014	95%	69%	49%
2013	91%	70%	52%
2012	93%	69%	52%
2011	91%	68%	52%

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64%

31%

View Data

Science Proficiency Comparison Over Years (2021-2022)
Year	Classen Middle School Of Advanced Studies	Oklahoma	Oklahoma City School District
2022	64%	31%	15%
2021	59%	30%	14%

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Student-Teacher Ratio

17:1

15:1

View Data

Student-Teacher Ratio Comparison Over Years (1996-2023)
Year	Classen Middle School Of Advanced Studies	Oklahoma	Oklahoma City School District
2023	18:1	16:1	15:1
2022	17:1	15:1	15:1
2021	18:1	15:1	14:1
2020	18:1	16:1	16:1
2019	18:1	16:1	16:1
2018	23:1	17:1	17:1
2017	23:1	16:1	17:1
2016	19:1	16:1	16:1
2015	25:1	16:1	16:1
2014	25:1	16:1	17:1
2013	25:1	16:1	17:1
2012	23:1	16:1	17:1
2011	23:1	16:1	17:1
2010	24:1	15:1	16:1
2009	25:1	15:1	16:1
2008	26:1	15:1	16:1
2007	24:1	15:1	17:1
2006	21:1	16:1	17:1
2005	23:1	16:1	18:1
2004	23:1	18:1	19:1
2003	20:1	16:1	16:1
2002	20:1	15:1	15:1
2001	20:1	15:1	13:1
2000	14:1	15:1	15:1
1999	17:1	15:1	15:1
1998	18:1	15:1	16:1
1997	19:1	16:1	16:1
1996	29:1	15:1	16:1

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American Indian

11%

View Data

American Indian Student Percentage Comparison Over Years (1996-2023)
Year	Classen Middle School Of Advanced Studies	Oklahoma	Oklahoma City School District
2023	2%	11%	3%
2022	2%	12%	3%
2021	1%	12%	3%
2020	3%	13%	3%
2019	3%	13%	3%
2018	4%	14%	3%
2017	4%	14%	3%
2016	3%	15%	3%
2015	5%	15%	3%
2014	5%	15%	4%
2013	5%	16%	4%
2012	4%	17%	5%
2011	6%	19%	5%
2010	6%	20%	5%
2009	6%	20%	5%
2008	5%	19%	5%
2007	4%	19%	6%
2006	2%	19%	5%
2005	1%	19%	6%
2004	3%	19%	6%
2003	4%	18%	6%
2002	3%	18%	6%
2001	3%	17%	6%
2000	3%	17%	5%
1999	3%	16%	5%
1998	6%	16%	5%
1997	5%	15%	5%
1996	5%	15%	5%

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Asian

View Data

Asian Student Percentage Comparison Over Years (1996-2023)
Year	Classen Middle School Of Advanced Studies	Oklahoma	Oklahoma City School District
2023	9%	2%	2%
2022	12%	2%	2%
2021	13%	2%	2%
2020	14%	2%	2%
2019	14%	2%	2%
2018	14%	2%	2%
2017	14%	2%	2%
2016	14%	2%	2%
2015	14%	2%	2%
2014	13%	2%	2%
2013	10%	2%	2%
2012	11%	2%	2%
2011	14%	2%	2%
2010	35%	2%	3%
2009	18%	2%	3%
2008	19%	2%	3%
2007	17%	2%	3%
2006	15%	2%	3%
2005	13%	2%	3%
2004	10%	1%	3%
2003	8%	1%	3%
2002	9%	1%	3%
2001	9%	1%	3%
2000	8%	1%	3%
1999	7%	1%	3%
1998	6%	1%	3%
1997	5%	1%	3%
1996	2%	1%	3%

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Hispanic

28%

20%

View Data

Hispanic Student Percentage Comparison Over Years (1996-2023)
Year	Classen Middle School Of Advanced Studies	Oklahoma	Oklahoma City School District
2023	29%	20%	53%
2022	28%	19%	53%
2021	28%	19%	53%
2020	23%	18%	53%
2019	23%	18%	53%
2018	20%	17%	52%
2017	20%	17%	52%
2016	19%	16%	51%
2015	18%	16%	51%
2014	18%	15%	50%
2013	21%	14%	47%
2012	20%	13%	46%
2011	15%	12%	44%
2010	13%	11%	41%
2009	11%	10%	40%
2008	13%	10%	38%
2007	10%	9%	37%
2006	9%	9%	35%
2005	7%	8%	32%
2004	6%	8%	30%
2003	4%	7%	27%
2002	6%	6%	25%
2001	7%	6%	22%
2000	7%	5%	21%
1999	5%	5%	19%
1998	5%	5%	17%
1997	5%	4%	16%
1996	5%	4%	14%

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Black

11%

View Data

Black Student Percentage Comparison Over Years (1996-2023)
Year	Classen Middle School Of Advanced Studies	Oklahoma	Oklahoma City School District
2023	13%	8%	24%
2022	14%	8%	24%
2021	17%	8%	24%
2020	20%	9%	24%
2019	20%	9%	24%
2018	17%	9%	25%
2017	17%	9%	25%
2016	16%	9%	26%
2015	13%	9%	26%
2014	14%	9%	25%
2013	14%	9%	27%
2012	15%	10%	27%
2011	14%	10%	28%
2010	13%	11%	30%
2009	13%	11%	31%
2008	13%	11%	31%
2007	16%	11%	32%
2006	18%	11%	32%
2005	20%	11%	33%
2004	22%	11%	35%
2003	23%	11%	36%
2002	23%	11%	37%
2001	21%	11%	38%
2000	20%	10%	38%
1999	22%	10%	39%
1998	26%	11%	40%
1997	31%	11%	40%
1996	32%	10%	40%

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White

38%

44%

View Data

White Student Percentage Comparison Over Years (1996-2023)
Year	Classen Middle School Of Advanced Studies	Oklahoma	Oklahoma City School District
2023	35%	45%	11%
2022	32%	46%	12%
2021	30%	47%	12%
2020	33%	48%	13%
2019	33%	48%	13%
2018	41%	49%	14%
2017	41%	49%	14%
2016	44%	50%	15%
2015	49%	50%	16%
2014	49%	52%	17%
2013	50%	53%	18%
2012	50%	54%	18%
2011	51%	54%	20%
2010	33%	56%	21%
2009	52%	57%	21%
2008	50%	58%	23%
2007	53%	59%	22%
2006	56%	59%	25%
2005	59%	60%	26%
2004	59%	61%	26%
2003	61%	63%	28%
2002	59%	64%	29%
2001	60%	65%	31%
2000	62%	67%	33%
1999	63%	68%	34%
1998	57%	67%	35%
1997	54%	69%	36%
1996	56%	70%	38%

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Hawaiian

n/a

Two or more races

11%

14%

View Data

Two or More Races Student Percentage Comparison Over Years (2014-2023)
Year	Classen Middle School Of Advanced Studies	Oklahoma	Oklahoma City School District
2023	12%	13%	7%
2022	12%	12%	6%
2021	11%	12%	6%
2020	6%	10%	5%
2019	6%	10%	5%
2018	4%	9%	4%
2017	4%	9%	4%
2016	4%	8%	3%
2015	1%	8%	2%
2014	1%	7%	2%

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All Ethnic Groups

0.75

0.73

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Diversity Score Comparison Over Years (1996-2023)
Year	Classen Middle School Of Advanced Studies	Oklahoma	Oklahoma City School District
2023	0.76	0.73	0.64
2022	0.78	0.72	0.64
2021	0.78	0.71	0.64
2020	0.78	0.71	0.64
2019	0.78	0.71	0.64
2018	0.75	0.70	0.65
2017	0.75	0.70	0.65
2016	0.73	0.70	0.65
2015	0.70	0.69	0.65
2014	0.70	0.68	0.67
2013	0.68	0.67	0.68
2012	0.68	0.67	0.69
2011	0.68	0.66	0.69
2010	0.74	0.63	0.70
2009	0.67	0.62	0.71
2008	0.68	0.61	0.71
2007	0.66	0.60	0.71
2006	0.63	0.60	0.72
2005	0.60	0.59	0.72
2004	0.59	0.58	0.72
2003	0.57	0.56	0.72
2002	0.59	0.55	0.72
2001	0.59	0.54	0.71
2000	0.57	0.53	0.71
1999	0.55	0.51	0.70
1998	0.60	0.51	0.69
1997	0.61	0.49	0.69
1996	0.58	0.48	0.68

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Participates in the

Yes

Eligible for

14%

48%

View Data

Free Lunch Eligibility Comparison Over Years (1996-2023)
Year	Classen Middle School Of Advanced Studies	Oklahoma	Oklahoma City School District
2023	14%	49%	71%
2022	15%	50%	74%
2021	16%	50%	75%
2020	27%	53%	83%
2019	27%	53%	83%
2018	28%	55%	81%
2017	28%	55%	81%
2016	29%	53%	81%
2015	27%	52%	79%
2014	26%	52%	82%
2013	26%	51%	80%
2012	27%	51%	82%
2011	28%	51%	80%
2010	23%	49%	78%
2009	27%	46%	79%
2008	28%	45%	75%
2007	31%	45%	78%
2006	30%	44%	78%
2005	22%	44%	76%
2002	22%	38%	70%
1996	8%	36%	69%

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Eligible for

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2005-2023)
Year	Classen Middle School Of Advanced Studies	Oklahoma	Oklahoma City School District
2023	4%	7%	2%
2022	4%	7%	2%
2021	4%	7%	2%
2020	8%	7%	3%
2019	8%	7%	3%
2018	8%	8%	2%
2017	8%	8%	2%
2016	8%	8%	2%
2015	6%	9%	2%
2014	6%	10%	5%
2013	8%	10%	6%
2012	6%	10%	6%
2011	5%	9%	4%
2010	6%	10%	5%
2009	7%	10%	7%
2008	9%	10%	7%
2007	9%	10%	6%
2006	8%	10%	6%
2005	9%	10%	6%

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School Statewide Testing

School District Name

Oklahoma City School District

Source: National Center for Education Statistics (NCES), OK Dept. of Education

Profile last updated: 02/09/2025

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Frequently Asked Questions

What is Classen Middle School Of Advanced Studies's ranking?

Classen Middle School Of Advanced Studies is ranked #190 out of 1,652 schools, which ranks it among the top 20% of public schools in Oklahoma.

What schools are Classen Middle School Of Advanced Studies often compared to?

Classen Middle School Of Advanced Studiesis often viewed alongside schools like Belle Isle Middle School, John W Rex Charter Elementary School by visitors of our site.

What percent of students have achieved state testing proficiency in math and reading?

39% of students have achieved math proficiency (compared to the 25% OK state average), while 48% of students have achieved reading proficiency (compared to the 27% OK state average).

How many students attend Classen Middle School Of Advanced Studies?

890 students attend Classen Middle School Of Advanced Studies.

What is the racial composition of the student body?

38% of Classen Middle School Of Advanced Studies students are White, 28% of students are Hispanic, 11% of students are Black, 11% of students are Two or more races, 9% of students are Asian, and 3% of students are American Indian.

What is the student-teacher ratio of Classen Middle School Of Advanced Studies?

Classen Middle School Of Advanced Studies has a student ration of 17:1, which is higher than the Oklahoma state average of 15:1.

What grades does Classen Middle School Of Advanced Studies offer ?

Classen Middle School Of Advanced Studies offers enrollment in grades 5-8 (No virtual instruction).

What school district is Classen Middle School Of Advanced Studies part of?

Classen Middle School Of Advanced Studies is part of Oklahoma City School District.

In what neighborhood is Classen Middle School Of Advanced Studies located?

Classen Middle 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.