Cass Jr High School (Ranked Top 20% for 2025-26)

8502 Bailey Rd
Darien, IL 60561

( shown in map)

Top 20%

www.cassd63.org

Serving 327 students in grades 5-8, Cass Jr High School ranks in the top 20% of all schools in Illinois for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).

The percentage of students achieving is 39% (which is higher than the Illinois state average of 27%). The percentage of students achieving is 48% (which is higher than the Illinois state average of 30%).

The student-teacher ratio of 13:1 is equal to the Illinois state level of 13:1.

Minority enrollment is 35% of the student body (majority Hispanic and Asian), which is lower than the Illinois state average of 55% (majority Hispanic).

Quick Facts (2025-26)

Grades: 5-8
Enrollment: 327 students
Student-Teacher Ratio: 13:1
Minority Enrollment: 35%
: Top 20% in IL
: 39% (Top 30%)
: 48% (Top 20%)
: 65-69% (Top 20%)
Source: National Center for Education Statistics (NCES), IL Dept. of Education

Top Rankings

Cass Jr High School ranks among the top 20% of public schools in Illinois for:

School Overview

Cass Jr High School's student population of 327 students has grown by 11% over five school years.

The teacher population of 25 teachers has grown by 25% over five school years.

Grades Offered

Grades 5-8

View Data

Distribution of Students By Grade Trends
Grade	Cass Jr High School
5	88
6	79
7	76
8	84

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Total Students

327 students

View Data

Total Students Trends Over Years (1987-2023)
Year	Cass Jr High School
2023	324
2022	326
2021	344
2020	293
2019	293
2018	289
2017	289
2016	297
2015	313
2014	321
2013	374
2012	383
2011	384
2010	382
2009	366
2008	386
2007	419
2006	428
2005	442
2004	422
2003	428
2002	418
2001	411
2000	423
1999	402
1998	367
1997	368
1996	349
1995	343
1994	341
1993	347
1992	345
1991	324
1990	308
1989	272
1988	280
1987	301

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Gender %

Total Classroom Teachers

25 teachers

View Data

Total Classroom Teachers Trends Over Years (1990-2023)
Year	Cass Jr High School
2023	25
2022	25
2020	20
2019	20
2018	25
2017	25
2016	27
2015	26
2014	25
2013	28
2012	26
2011	25
2010	23
2009	23
2008	21
2007	27
2006	29
2005	30
2004	31
2003	28
2002	28
2001	27
2000	25
1999	25
1998	24
1997	24
1996	23
1995	23
1994	22
1993	22
1992	23
1991	20
1990	19

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School Calendar

View School Calendar

School Motto

Where the Focus is on the Child

School Rankings

Cass Jr High School ranks within the top 20% of all 3,542 schools in Illinois (based off of combined math and reading proficiency testing data).

The of Cass Jr High School is 0.54, 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 (IL)

#620 out of 3542 schools
(Top 20%)

View Data

Overall School Rank Trends Over Years (2012-2023)
Year	Cass Jr High School
2023	#620
2022	#446
2021	#462
2019	#514
2018	#416
2017	#395
2016	#571
2015	#394
2014	#392
2013	#410
2012	#233

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39%

27%

View Data

Math Proficiency Comparison Over Years (2011-2023)
Year	Cass Jr High School	Illinois	Cass SD 63 School District
2023	39%	27%	43%
2021	42%	28%	37%
2019	45%	33%	52%
2018	52%	32%	55%
2017	54%	32%	54%
2016	46%	31%	51%
2015	45%	29%	49%
2014	79%	59%	80%
2013	78%	58%	78%
2012	96%	80%	95%
2011	94%	80%	94%

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48%

30%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	Cass Jr High School	Illinois	Cass SD 63 School District
2022	48%	30%	52%
2021	52%	32%	52%
2019	63%	38%	62%
2018	60%	37%	55%
2017	60%	38%	60%
2016	55%	36%	59%
2015	66%	38%	65%
2014	78%	57%	78%
2013	78%	58%	80%
2012	92%	75%	91%
2011	90%	75%	90%

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65-69%

50%

Student-Teacher Ratio

13:1

View Data

Student-Teacher Ratio Comparison Over Years (1990-2023)
Year	Cass Jr High School	Illinois	Cass SD 63 School District
2023	13:1	14:1	13:1
2022	13:1	14:1	13:1
2020	15:1	15:1	15:1
2019	15:1	15:1	15:1
2018	12:1	16:1	13:1
2017	12:1	15:1	13:1
2016	11:1	16:1	12:1
2015	12:1	16:1	13:1
2014	13:1	16:1	14:1
2013	13:1	13:1	12:1
2012	15:1	16:1	14:1
2011	16:1	16:1	15:1
2010	17:1	16:1	16:1
2009	16:1	16:1	15:1
2008	18:1	18:1	18:1
2007	16:1	17:1	16:1
2006	15:1	16:1	16:1
2005	15:1	16:1	16:1
2004	14:1	17:1	16:1
2003	15:1	16:1	16:1
2002	15:1	16:1	17:1
2001	15:1	16:1	17:1
2000	17:1	16:1	17:1
1999	16:1	16:1	17:1
1998	15:1	17:1	17:1
1997	15:1	17:1	16:1
1996	15:1	17:1	17:1
1995	15:1	17:1	17:1
1994	16:1	18:1	18:1
1993	16:1	18:1	17:1
1992	15:1	17:1	15:1
1991	16:1	17:1	16:1
1990	17:1	18:1	15:1

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American Indian

n/a

Asian

12%

View Data

Asian Student Percentage Comparison Over Years (1991-2023)
Year	Cass Jr High School	Illinois	Cass SD 63 School District
2023	12%	6%	16%
2022	11%	5%	14%
2021	12%	5%	15%
2020	16%	5%	15%
2019	16%	5%	15%
2018	18%	5%	15%
2017	18%	5%	15%
2016	18%	5%	17%
2015	16%	6%	17%
2014	16%	5%	17%
2013	17%	5%	18%
2012	16%	4%	17%
2011	14%	5%	16%
2010	17%	5%	17%
2009	14%	5%	17%
2008	6%	5%	13%
2007	13%	5%	15%
2006	12%	5%	14%
2005	10%	5%	13%
2004	12%	4%	11%
2003	13%	4%	12%
2002	13%	4%	14%
2001	13%	4%	13%
2000	11%	3%	10%
1999	14%	3%	9%
1998	15%	3%	9%
1997	12%	3%	9%
1996	12%	3%	11%
1995	14%	3%	12%
1994	12%	3%	10%
1993	14%	3%	12%
1992	14%	3%	12%
1991	10%	3%	9%

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Hispanic

14%

28%

View Data

Hispanic Student Percentage Comparison Over Years (1991-2023)
Year	Cass Jr High School	Illinois	Cass SD 63 School District
2023	13%	27%	12%
2022	15%	27%	13%
2021	13%	27%	12%
2020	9%	26%	10%
2019	9%	26%	10%
2018	6%	26%	8%
2017	6%	26%	8%
2016	1%	26%	3%
2015	14%	25%	12%
2014	12%	25%	12%
2013	10%	24%	9%
2012	8%	24%	9%
2011	7%	23%	10%
2010	7%	22%	9%
2009	6%	22%	9%
2008	13%	21%	11%
2007	6%	20%	8%
2006	5%	19%	6%
2005	6%	18%	6%
2004	5%	18%	4%
2003	4%	17%	3%
2002	4%	16%	3%
2001	3%	15%	2%
2000	3%	15%	2%
1999	2%	14%	3%
1998	1%	13%	1%
1997	1%	13%	2%
1996	1%	12%	1%
1995	2%	12%	1%
1994	2%	11%	2%
1993	2%	11%	1%
1992	2%	10%	1%
1991	1%	10%	1%

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Black

17%

View Data

Black Student Percentage Comparison Over Years (1991-2023)
Year	Cass Jr High School	Illinois	Cass SD 63 School District
2023	3%	17%	3%
2022	5%	17%	4%
2021	4%	17%	3%
2020	6%	17%	5%
2019	6%	17%	5%
2018	5%	17%	5%
2017	5%	17%	5%
2016	5%	17%	4%
2015	4%	17%	5%
2014	5%	17%	6%
2013	6%	18%	5%
2012	7%	18%	5%
2011	7%	18%	6%
2010	6%	20%	6%
2009	3%	20%	4%
2008	1%	20%	3%
2007	1%	20%	3%
2006	2%	20%	3%
2005	3%	20%	2%
2004	2%	21%	1%
2003	2%	21%	1%
2002	2%	21%	2%
2001	2%	21%	2%
2000	2%	21%	1%
1999	1%	21%	2%
1998	2%	21%	1%
1997	3%	20%	2%
1996	3%	21%	1%
1995	1%	20%	2%
1994	1%	21%	1%
1993	1%	21%
1992	1%	21%
1991	2%	21%	1%

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White

65%

45%

View Data

White Student Percentage Comparison Over Years (1992-2023)
Year	Cass Jr High School	Illinois	Cass SD 63 School District
2023	66%	45%	64%
2022	64%	47%	65%
2021	67%	47%	65%
2020	67%	48%	67%
2019	67%	48%	67%
2018	71%	49%	70%
2017	71%	49%	70%
2016	76%	49%	75%
2015	65%	49%	65%
2014	65%	50%	63%
2013	63%	50%	65%
2012	65%	51%	66%
2011	68%	51%	65%
2010	70%	53%	68%
2009	77%	53%	70%
2007	80%	55%	74%
2006	81%	56%	77%
2005	81%	57%	79%
2004	81%	57%	84%
2003	81%	58%	84%
2002	81%	59%	81%
2001	82%	60%	83%
2000	84%	61%	87%
1999	83%	62%	86%
1998	82%	63%	89%
1997	84%	64%	87%
1996	84%	64%	87%
1995	83%	65%	85%
1994	84%	65%	87%
1993	83%	65%	87%
1992	83%	66%	87%

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Hawaiian

n/a

Two or more races

View Data

Two or More Races Student Percentage Comparison Over Years (2011-2023)
Year	Cass Jr High School	Illinois	Cass SD 63 School District
2023	6%	4%	5%
2022	5%	4%	4%
2021	4%	4%	5%
2020	2%	4%	3%
2019	2%	4%	3%
2015	1%	3%	1%
2014	2%	3%	2%
2013	3%	3%	3%
2012	3%	3%	3%
2011	3%	3%	3%

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All Ethnic Groups

0.54

0.69

View Data

Diversity Score Comparison Over Years (1991-2023)
Year	Cass Jr High School	Illinois	Cass SD 63 School District
2023	0.53	0.70	0.56
2022	0.56	0.68	0.55
2021	0.52	0.68	0.54
2020	0.52	0.68	0.52
2019	0.52	0.68	0.52
2018	0.46	0.67	0.49
2017	0.46	0.67	0.49
2016	0.39	0.67	0.41
2015	0.54	0.67	0.54
2014	0.54	0.66	0.56
2013	0.57	0.66	0.55
2012	0.55	0.65	0.53
2011	0.52	0.66	0.54
2010	0.50	0.64	0.49
2009	0.39	0.64	0.47
2008	0.35	0.64	0.71
2007	0.35	0.63	0.42
2006	0.33	0.61	0.37
2005	0.33	0.61	0.35
2004	0.33	0.60	0.29
2003	0.33	0.59	0.29
2002	0.33	0.59	0.32
2001	0.31	0.58	0.30
2000	0.28	0.57	0.25
1999	0.30	0.56	0.24
1998	0.31	0.56	0.20
1997	0.28	0.54	0.22
1996	0.27	0.53	0.23
1995	0.30	0.53	0.25
1994	0.28	0.52	0.24
1993	0.29	0.52	0.24
1992	0.30	0.52	0.24
1991	0.23	0.52	0.21

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Eligible for

11%

43%

View Data

Free Lunch Eligibility Comparison Over Years (2013-2023)
Year	Cass Jr High School	Illinois	Cass SD 63 School District
2023	11%	43%	13%
2022	11%	43%	12%
2021	10%	44%	12%
2020	22%	47%	18%
2019	22%	47%	18%
2018	12%	46%	13%
2017	12%	46%	13%
2016	13%	47%	13%
2015	15%	52%	11%
2014	12%	47%	11%
2013	10%	45%	10%

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Eligible for

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2011-2023)
Year	Cass Jr High School	Illinois	Cass SD 63 School District
2023	4%	4%	2%
2022	4%	4%	2%
2021	4%	4%	2%
2018	4%	4%	2%
2017	4%	4%	2%
2016	5%	3%	3%
2014	3%	3%	2%
2013	4%	5%	2%
2012	8%	27%	8%
2011	12%	5%	6%

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School Statewide Testing

View Education Department Test Scores

School District Name

Cass SD 63 School District

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

Profile last updated: 02/09/2025

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Frequently Asked Questions

What is Cass Jr High School's ranking?

Cass Jr High School is ranked #620 out of 3,542 schools, which ranks it among the top 20% of public schools in Illinois.

What schools are Cass Jr High School often compared to?

Cass Jr High Schoolis often viewed alongside schools like Eisenhower Jr High School, Gower Middle 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 27% IL state average), while 48% of students have achieved reading proficiency (compared to the 30% IL state average).

How many students attend Cass Jr High School?

327 students attend Cass Jr High School.

What is the racial composition of the student body?

65% of Cass Jr High School students are White, 14% of students are Hispanic, 12% of students are Asian, 5% of students are Two or more races, and 4% of students are Black.

What is the student-teacher ratio of Cass Jr High School?

Cass Jr High School has a student ration of 13:1, which is equal to the Illinois state average of 13:1.

What grades does Cass Jr High School offer ?

Cass Jr High School offers enrollment in grades 5-8

What school district is Cass Jr High School part of?

Cass Jr High School is part of Cass SD 63 School District.