Deprecated: Return type of Phpfastcache\Util\ArrayObject::offsetGet($offset) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/devzheng/workspace/psr/vendor/phpfastcache/phpfastcache/lib/Phpfastcache/Util/ArrayObject.php on line 106 Deprecated: Return type of Phpfastcache\Util\ArrayObject::offsetSet($offset, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/devzheng/workspace/psr/vendor/phpfastcache/phpfastcache/lib/Phpfastcache/Util/ArrayObject.php on line 115 Deprecated: Return type of Phpfastcache\Util\ArrayObject::offsetUnset($offset) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/devzheng/workspace/psr/vendor/phpfastcache/phpfastcache/lib/Phpfastcache/Util/ArrayObject.php on line 130 Deprecated: Return type of Phpfastcache\Util\ArrayObject::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/devzheng/workspace/psr/vendor/phpfastcache/phpfastcache/lib/Phpfastcache/Util/ArrayObject.php on line 48 Deprecated: Return type of Phpfastcache\Util\ArrayObject::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/devzheng/workspace/psr/vendor/phpfastcache/phpfastcache/lib/Phpfastcache/Util/ArrayObject.php on line 56 Deprecated: Return type of Phpfastcache\Util\ArrayObject::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/devzheng/workspace/psr/vendor/phpfastcache/phpfastcache/lib/Phpfastcache/Util/ArrayObject.php on line 80 Deprecated: Return type of Phpfastcache\Drivers\Memcached\Item::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/devzheng/workspace/psr/vendor/phpfastcache/phpfastcache/lib/Phpfastcache/Core/Item/ItemExtendedTrait.php on line 438 Center Cass SD 66 School District (2026) - Downers Grove, IL
Public School Review - Established 2003

Center Cass SD 66 School District

699 Plainfield Rd
Downers Grove, IL 60516-5057
(District boundaries shown in map)
: 
10/
10
Top 10%
Tel: (630) 783-5155
www.ccsd66.org

Top Rankings

Center Cass SD 66 School District ranks among the top 20% of public school district in Illinois for:

Category
Attribute
Overall Rank
Highest overall rank (Top 10%)
Math Proficiency
Highest math proficiency (Top 10%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 20%)
Science Proficiency
Highest science proficiency (Top 10%)
For the 2026 school year, there is 1 public middle school serving 340 students in Center Cass SD 66 School District. This district's average middle testing ranking is 9/10, which is in the top 20% of public middle schools in Illinois.
Public Middle School in Center Cass SD 66 School District have an average math proficiency score of 42% (versus the Illinois public middle school average of 24%), and reading proficiency score of 49% (versus the 29% statewide average).
Minority enrollment is 30% of the student body (majority Hispanic), which is less than the Illinois public middle school average of 61% (majority Hispanic).

Overview

This School District
This State (IL)
# Schools
3 Schools
1,610 Schools
# Students
1,130 Students
622,872 Students
# Teachers
78 Teachers
48,610 Teachers
Student-Teacher Ratio
14:1
14:1

Student By Grade

Comparison of Students By Grade Trends

GradeCenter Cass SD 66 School DistrictIllinois
6110116
7107140
8123143
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District Rank

Center Cass SD 66 School District, which is ranked within the top 20% of all 861 school districts in Illinois (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
Definition of Terms
This School District
State Average (IL)
#85 out of 865 school districts
(Top 10%)

Overall School District Rank Trends

YearCenter Cass SD 66 School District
2023#85
2022#104
2021#136
2019#96
2018#174
2017#187
2016#158
2015#113
2014#89
2013#85
2012#41
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47%
27%

Math Proficiency Trends

YearCenter Cass SD 66 School DistrictIllinois
202347%27%
202138%28%
201951%33%
201845%32%
201747%32%
201647%31%
201545%29%
201478%59%
201376%58%
201296%80%
201195%80%
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49%
30%

Reading and Language Arts Proficiency Trends

YearCenter Cass SD 66 School DistrictIllinois
202249%30%
202148%32%
201958%38%
201845%37%
201746%38%
201646%36%
201551%38%
201475%57%
201378%58%
201292%75%
201192%75%
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74%
50%

Students by Ethnicity:

0.51
0.71

Comparison of Diversity Score Trends

YearCenter Cass SD 66 School DistrictIllinois
20240.520.70
20230.530.70
20220.520.68
20210.490.68
20200.480.68
20190.480.68
20180.450.67
20170.450.67
20160.450.67
20150.450.67
20140.460.66
20130.470.66
20120.460.65
20110.480.66
20100.420.64
20090.420.64
20080.410.64
20070.400.63
20060.420.61
20050.380.61
20040.370.60
20030.380.59
20020.350.59
20010.330.58
20000.330.57
19990.290.56
19980.320.56
19970.300.54
19960.310.53
19950.260.53
19940.270.52
19930.270.52
19920.270.52
19910.290.52
19900.310.51
19890.310.51
19880.280.50
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% American Indian
n/a
n/a
% Asian
11%
5%

Asian Student Percentage Comparison Over Years (1988-2024)

YearCenter Cass SD 66 School DistrictIllinois
202411%6%
202311%6%
202211%5%
202110%5%
202010%5%
201910%5%
201810%5%
201710%5%
201610%5%
20159%6%
20148%5%
20139%5%
201210%4%
201110%5%
201012%5%
200913%5%
200814%5%
200713%5%
200612%5%
200513%5%
200413%4%
200314%4%
200212%4%
200112%4%
200012%3%
199913%3%
199814%3%
199712%3%
199613%3%
199510%3%
199411%3%
199312%3%
199213%3%
199112%3%
199013%3%
198913%3%
198812%2%
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% Hispanic
14%
31%

Hispanic Student Percentage Comparison Over Years (1988-2024)

YearCenter Cass SD 66 School DistrictIllinois
202413%28%
202312%27%
202212%27%
202112%27%
202011%26%
201911%26%
20189%26%
20179%26%
20168%26%
20156%25%
20146%25%
20137%24%
20125%24%
20117%23%
20109%22%
20098%22%
20087%21%
20077%20%
20067%19%
20055%18%
20045%18%
20035%17%
20024%16%
20014%15%
20004%15%
19992%14%
19982%13%
19973%13%
19963%12%
19952%12%
19942%11%
19932%11%
19921%10%
19912%10%
19902%9%
19892%9%
19882%9%
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% Black
3%
21%

Black Student Percentage Comparison Over Years (1988-2024)

YearCenter Cass SD 66 School DistrictIllinois
20244%16%
20235%17%
20225%17%
20214%17%
20204%17%
20194%17%
20182%17%
20172%17%
20164%17%
20153%17%
20144%17%
20133%18%
20124%18%
20114%18%
20106%20%
20095%20%
20084%20%
20074%20%
20065%20%
20054%20%
20044%21%
20033%21%
20024%21%
20013%21%
20003%21%
19992%21%
19983%21%
19972%20%
19962%21%
19952%20%
19941%21%
19932%21%
19922%21%
19912%21%
19903%22%
19892%22%
19882%22%
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% White
68%
39%

White Student Percentage Comparison Over Years (1988-2024)

YearCenter Cass SD 66 School DistrictIllinois
202467%45%
202366%45%
202267%47%
202170%47%
202071%48%
201971%48%
201873%49%
201773%49%
201673%49%
201573%49%
201472%50%
201371%50%
201272%51%
201171%51%
201073%53%
200974%53%
200875%54%
200776%55%
200675%56%
200578%57%
200478%57%
200378%58%
200280%59%
200181%60%
200081%61%
199983%62%
199881%63%
199783%64%
199682%64%
199585%65%
199485%65%
199384%65%
199284%66%
199184%66%
199082%66%
198982%66%
198884%67%
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% Hawaiian
n/a
n/a
% Two or more races
4%
4%

Two or More Races Student Percentage Comparison Over Years (2012-2024)

YearCenter Cass SD 66 School DistrictIllinois
20245%4%
20236%4%
20225%4%
20214%4%
20204%4%
20194%4%
20186%3%
20176%3%
20165%3%
20159%3%
201410%3%
201310%3%
20129%3%
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All Ethnic Groups

District Revenue and Spending

The revenue/student of $19,771 in this school district is less than the state median of $22,455. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $19,524 is less than the state median of $21,692. The school district spending/student has declined by 19% over four school years.
Definition of Terms
This School District
This State (IL)
Total Revenue
$22 MM
$41,381 MM

Total Revenues Trends

YearCenter Cass SD 66 School DistrictIllinois
2023$22 MM$15 MM
2022$22 MM$14 MM
2021$22 MM$15 MM
2020$22 MM$14 MM
2019$20 MM$14 MM
2018$15 MM$15 MM
2017$16 MM$13 MM
2016$16 MM$12 MM
2015$15 MM$10 MM
2014$16 MM$12 MM
2012$15 MM$11 MM
2011$15 MM$11 MM
2010$15 MM$10 MM
2009$13 MM$10 MM
2008$13 MM$9 MM
2007$13 MM$9 MM
2006$12 MM$8 MM
2005$12 MM$8 MM
2004$12 MM$8 MM
2003$11 MM$7 MM
2002$10 MM$8 MM
2001$11 MM$7 MM
2000$15 MM$7 MM
1999$9 MM$7 MM
1998$8 MM$6 MM
1997$7 MM$5 MM
1996$7 MM$5 MM
1995$6 MM$5 MM
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Spending
$22 MM
$39,976 MM

Total Expenditure Trends

YearCenter Cass SD 66 School DistrictIllinois
2023$22 MM$14 MM
2022$26 MM$14 MM
2021$22 MM$14 MM
2020$26 MM$14 MM
2019$28 MM$13 MM
2018$16 MM$14 MM
2017$17 MM$12 MM
2016$15 MM$12 MM
2015$13 MM$11 MM
2014$15 MM$12 MM
2012$14 MM$11 MM
2011$14 MM$11 MM
2010$13 MM$11 MM
2009$13 MM$10 MM
2008$12 MM$9 MM
2007$12 MM$9 MM
2006$11 MM$8 MM
2005$11 MM$8 MM
2004$13 MM$8 MM
2003$11 MM$8 MM
2002$11 MM$8 MM
2001$13 MM$7 MM
2000$19 MM$7 MM
1999$8 MM$6 MM
1998$8 MM$6 MM
1997$7 MM$5 MM
1996$7 MM$5 MM
1995$6 MM$5 MM
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Revenue / Student
$19,771
$22,455

Average Revenue Per Student Trends

YearCenter Cass SD 66 School DistrictIllinois
2023$20,218$17,333
2022$19,899$19,707
2021$20,145$17,764
2020$19,899$19,707
2019$19,086$17,662
2018$14,525$19,255
2017$16,106$17,801
2016$16,046$14,596
2015$14,955$11,118
2014$16,250$13,203
2012$13,726$11,701
2011$13,441$11,859
2010$12,789$11,118
2009$11,063$10,546
2008$10,755$11,298
2007$10,273$10,143
2006$9,110$9,054
2005$9,231$9,158
2004$8,807$8,999
2003$8,271$8,614
2002$7,855$8,976
2001$8,371$8,649
2000$11,570$8,451
1999$6,746$7,697
1998$5,584$5,971
1997$3,403$5,662
1995$5,265$5,677
1992$4,742$4,514
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Spending / Student
$19,524
$21,692

Average Expenditure Per Student Trends

YearCenter Cass SD 66 School DistrictIllinois
2023$19,966$16,251
2022$24,280$19,097
2021$19,894$16,655
2020$24,280$19,097
2019$25,858$17,005
2018$15,377$18,215
2017$16,309$17,235
2016$15,739$14,516
2015$13,353$11,218
2014$14,527$12,904
2012$13,249$11,755
2011$12,770$11,220
2010$11,419$11,218
2009$10,418$10,416
2008$10,039$10,971
2007$9,419$9,827
2006$8,564$8,997
2005$8,562$9,234
2004$9,561$9,089
2003$8,301$9,395
2002$8,362$9,305
2001$10,394$8,562
2000$15,086$8,142
1999$6,628$7,325
1998$5,570$5,848
1997$3,345$5,503
1995$5,260$5,507
1992$4,339$4,672
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Best Center Cass SD 66 School District Public Middle Schools (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Lakeview Jr High School
(Math: 42% | Reading: 49%)
Rank:
9/
10
Top 20%
701 Plainfield Rd
Downers Grove, IL 60516
(630) 783-5102
Gr: 6-8 | 340 students Student-teacher ratio: 11:1 Minority enrollment: 30%

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Quick Facts (2026)

  • District size: 3 schools
  • Grades: PK-08
  • Enrollment: 1,130 students
  • Student-Teacher Ratio: 14:1
  • Minority Enrollment: 32%
  • : Top 10% in IL
  • : 47% (Top 10%)
  • : 49% (Top 20%)
  • : 74% (Top 10%)
  • Source: National Center for Education Statistics (NCES), IL Dept. of Education

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