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allk12 · Rankings · Lowest proficiency · Illinois · Cook County

The lowest-performing public schools by test proficiency in Cook County, Illinois

1,048 public schools in Cook County, Illinois appear in this ranking of the lowest-performing public schools by test proficiency, ranked by the lowest composite state-assessment proficiency. YCCS-Sullivan House Alt HS leads the list at 0.8%, against a median of 29.5% across the ranked schools.

Use the search box to find a specific school within this ranking, sort by any column, or export the full list. Built from NCES and state data for 2024-25.

Schools ranked
1,048
Cook County, Illinois
Best % Proficient
0.8%
Median % Proficient
29.5%
LOWEST PROFICIENCY · COOK COUNTY, ILLINOIS
#SchoolCityDistrictLevel% FRLStudents% Proficient
1YCCS-Sullivan House Alt HSChicago, ILChicago Public Schools Dist 299High98.2%2810.8%
2Raby High SchoolChicago, ILChicago Public Schools Dist 299High94.5%1281.2%
3YCCS-Innovations of Arts IntegrChicago, ILChicago Public Schools Dist 299High89.3%3921.5%
4Bowen High SchoolChicago, ILChicago Public Schools Dist 299High92.4%2781.6%
5YCCS-ASPIRA Pantoja Alt HSChicago, ILChicago Public Schools Dist 299High95.0%2001.9%
6YCCS Chtr - ChathamChicago, ILChicago Public Schools Dist 299High97.1%1042.1%
7YCCS-Scholastic Achievement HSChicago, ILChicago Public Schools Dist 299High93.2%1172.3%
8YCCS-McKinley-Lakeside LeadershipChicago, ILChicago Public Schools Dist 299High95.1%1032.5%
9Fenger Academy High SchoolChicago, ILChicago Public Schools Dist 299High88.5%3122.5%
10YCCS-Youth Connection LeadershipChicago, ILChicago Public Schools Dist 299High85.0%1002.5%
11YCCS-Albizu Campos Puerto RicanChicago, ILChicago Public Schools Dist 299High92.4%1842.8%
12Orr Academy High SchoolChicago, ILChicago Public Schools Dist 299High87.8%3612.8%
13YCCS-Latino Youth Alternative HSChicago, ILChicago Public Schools Dist 299High93.1%1742.8%
14Richards Career Academy HSChicago, ILChicago Public Schools Dist 299High97.1%3483.1%
15Legal Prep Academy Charter HSChicago, ILChicago Public Schools Dist 299High97.6%2103.5%
16Herzl Elem SchoolChicago, ILChicago Public Schools Dist 299Elementary97.2%4294.0%
17Austin College and Career Acad HSChicago, ILChicago Public Schools Dist 299High83.7%1904.0%
18Englewood STEM High SchoolChicago, ILChicago Public Schools Dist 299High84.2%7784.0%
19Dunbar Vocational Career Acad HSChicago, ILChicago Public Schools Dist 299High96.9%3554.1%
20Chicago Vocational Career Acad HSChicago, ILChicago Public Schools Dist 299High91.8%6734.3%
21YCCS-West Town Academy Alt HSChicago, ILChicago Public Schools Dist 299High87.8%1154.3%
22Gage Park High SchoolChicago, ILChicago Public Schools Dist 299High93.9%3924.3%
23North Lawndale Prep Chtr - ChristChicago, ILChicago Public Schools Dist 299High99.2%2584.4%
24Chicago Technology Academy HSChicago, ILChicago Public Schools Dist 299High92.7%3154.4%
25Hirsch Metropolitan High SchoolChicago, ILChicago Public Schools Dist 299High80.3%1834.4%
26Plato Learning Acad Elem SchoolChicago, ILChicago Public Schools Dist 299Elementary97.5%1574.4%
27North Lawndale Prep Chtr-CollinsChicago, ILChicago Public Schools Dist 299High94.9%2764.6%
28Collins Academy STEAM High SchoolChicago, ILChicago Public Schools Dist 299High97.4%2284.7%
29YCCS-Truman Middle College HSChicago, ILChicago Public Schools Dist 299High80.7%1924.7%
30Hyde Park Academy High SchoolChicago, ILChicago Public Schools Dist 299High96.8%8384.8%
31Kelvyn Park High SchoolChicago, ILChicago Public Schools Dist 299High80.4%5774.9%
32Julian High SchoolChicago, ILChicago Public Schools Dist 299High78.0%4405.0%
33Manley Career Academy High SchoolChicago, ILChicago Public Schools Dist 299High85.0%1935.2%
34Marshall Metropolitan High SchoolChicago, ILChicago Public Schools Dist 299High93.7%2395.5%
35Phillips Academy High SchoolChicago, ILChicago Public Schools Dist 299High71.5%4676.3%
36Dett Elem SchoolChicago, ILChicago Public Schools Dist 299Elementary82.5%3266.6%
37Harlan Community Academy HSChicago, ILChicago Public Schools Dist 299High90.5%2206.7%
38Bronzeville Scholastic HSChicago, ILChicago Public Schools Dist 299High90.8%1196.7%
39Walter Henri Dyett HS for ArtsChicago, ILChicago Public Schools Dist 299High83.1%5386.9%
40Bogan High SchoolChicago, ILChicago Public Schools Dist 299High85.8%7167.0%
41Smyth J Elem SchoolChicago, ILChicago Public Schools Dist 299Elementary80.5%3487.3%
42Manierre Elem SchoolChicago, ILChicago Public Schools Dist 299Elementary96.3%2697.3%
43Wells Community Academy HSChicago, ILChicago Public Schools Dist 299High76.9%3987.4%
44CICS - Ralph Ellison CampusChicago, ILChicago Public Schools Dist 299High85.0%2477.7%
45Clark Acad Prep Magnet High SchlChicago, ILChicago Public Schools Dist 299High89.6%4538.0%
46Crane Medical Prep HSChicago, ILChicago Public Schools Dist 299High87.1%2958.0%
47Tilden Career Communty Academy HSChicago, ILChicago Public Schools Dist 299High86.8%2888.1%
48Till Elem Math & Science AcademyChicago, ILChicago Public Schools Dist 299Elementary97.0%3708.1%
49Lawndale Elem Community AcademyChicago, ILChicago Public Schools Dist 299Elementary80.6%1918.2%
50Beethoven Elem SchoolChicago, ILChicago Public Schools Dist 299Elementary91.3%3338.2%
Page 1 of 21 · top 1,048 of 1,048 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

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DATA NOTICE

allk12 is independent and not affiliated with, endorsed by, or sponsored by NCES, the US Census Bureau, any state education agency or assessment program, or any other government agency. Source data is compiled from public records and provided "as is," without warranty of accuracy or completeness. You rely on it, and any analysis derived from it, at your own risk. See the full disclaimer.