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County rankings · Largest

Illinois: the counties with the most public school students

89 counties

Illinois public school districts ranked by total public school enrollment across every school in the county. Counties need at least 3 schools and 1,000 students to qualify.

#CountyStateSchoolsStudentsStudents
1Cook CountyIL1,271697,934697,934
2DuPage CountyIL239138,557138,557
3Lake CountyIL186118,032118,032
4Will CountyIL177113,008113,008
5Kane CountyIL12987,25287,252
6McHenry CountyIL8350,12350,123
7Winnebago CountyIL8144,10344,103
8St. Clair CountyIL8540,87940,879
9Madison CountyIL7135,25335,253
10Kendall CountyIL4129,77329,773
11Peoria CountyIL6527,82727,827
12Sangamon CountyIL6727,34527,345
13Champaign CountyIL5625,91925,919
14McLean CountyIL5423,75923,759
15Rock Island CountyIL4821,92121,921
16Tazewell CountyIL5218,58118,581
17Kankakee CountyIL3716,49916,499
18DeKalb CountyIL3916,32816,328
19Macon CountyIL3414,70214,702
20LaSalle CountyIL4414,52314,523
21Grundy CountyIL2212,07012,070
22Vermilion CountyIL3311,26711,267
23Williamson CountyIL219,7009,700
24Boone CountyIL168,9938,993
25Adams CountyIL198,7178,717
26Whiteside CountyIL288,4458,445
27Ogle CountyIL228,2698,269
28Henry CountyIL257,7237,723
29Macoupin CountyIL267,2217,221
30Jackson CountyIL206,8116,811
31Knox CountyIL176,3596,359
32Woodford CountyIL206,3386,338
33Stephenson CountyIL206,0926,092
34Coles CountyIL135,9735,973
35Marion CountyIL225,6365,636
36Franklin CountyIL195,5235,523
37Jefferson CountyIL215,3145,314
38Clinton CountyIL195,2785,278
39Livingston CountyIL215,2735,273
40Effingham CountyIL155,0635,063
41Monroe CountyIL125,0065,006
42Christian CountyIL184,7404,740
43Bureau CountyIL214,5474,547
44Morgan CountyIL194,4464,446
45Fulton CountyIL214,1604,160
46Iroquois CountyIL233,9093,909
47Randolph CountyIL133,8763,876
48Montgomery CountyIL153,8353,835
49Lee CountyIL133,7783,778
50Saline CountyIL153,7043,704

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