Ranking of Illinois Counties By Hispanic or Latino of All Races Population Aged 25 years and above with an Educational attainment of High School Graduate or Equivalent in 2021 (ACS-5Yrs)

Updated on September 5, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the Illinois Hispanic or Latino of All Races population (aged 25 years and above) who had an educational attainment of High School Graduate or Equivalent was 382,360. Among all Illinois counties, Cook County had the highest Hispanic or Latino of All Races population (aged 25 years and above) with an educational attainment of High School Graduate or Equivalent (243,745), followed by Lake County (25,993), and Kane County (23,884).

The chart below shows the top 10 Illinois counties, and the table below shows the ranking of all Illinois counties.

You can see similar information for other educational attainments, and for other races and ethnicities.

You can also see similar information for other states and for the United States.

Ranking of Illinois Counties By Hispanic or Latino of All Races Population (Aged 25yrs+) with an Educational Attainment of High School Graduate or Equivalent in 2021
Cook County
Lake County
Kane County
DuPage County
Will County
McHenry County
Winnebago County
Kendall County
Rock Island County
Kankakee County
Ranking of Illinois Counties By Hispanic or Latino of All Races Population (Aged 25yrs+) with an Educational Attainment of High School Graduate or Equivalent in 2021
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Rank County Number of People
1 Cook County 243745
2 Lake County 25993
3 Kane County 23884
4 DuPage County 21325
5 Will County 20008
6 McHenry County 7172
7 Winnebago County 6123
8 Kendall County 4542
9 Rock Island County 2776
10 Kankakee County 2006
11 LaSalle County 1776
12 Whiteside County 1657
13 Boone County 1589
14 St. Clair County 1518
15 Madison County 1403
16 DeKalb County 1339
17 Peoria County 1279
18 Champaign County 1222
19 McLean County 1000
20 Ogle County 867
21 Vermilion County 763
22 Grundy County 600
23 Sangamon County 580
24 Bureau County 576
25 Tazewell County 513
26 Knox County 511
27 Lee County 450
28 Henry County 342
29 Macon County 337
30 Clinton County 322
31 Cass County 317
32 Livingston County 291
33 Jackson County 246
34 Iroquois County 231
35 Logan County 230
36 Douglas County 221
37 Franklin County 207
38 Adams County 204
39 Stephenson County 200
40 Effingham County 184
41 Warren County 178
42 Randolph County 157
43 Fulton County 151
44 Jefferson County 146
45 De Witt County 144
46 Williamson County 137
47 Lawrence County 136
48 Union County 122
49 Coles County 119
50 Marion County 117
50 Montgomery County 117
51 Brown County 111
52 Saline County 97
53 Carroll County 96
54 Edgar County 95
55 Monroe County 92
56 Wabash County 91
57 Crawford County 89
57 Marshall County 89
58 Fayette County 86
59 Woodford County 83
60 Macoupin County 79
61 Bond County 71
61 Perry County 71
62 Jo Daviess County 69
63 Ford County 63
63 Massac County 63
63 Morgan County 63
64 Putnam County 62
65 Jersey County 59
65 White County 59
66 Shelby County 55
67 Hamilton County 51
68 Mercer County 49
69 Henderson County 48
70 Mason County 43
71 Richland County 42
72 Gallatin County 40
73 Christian County 37
74 Cumberland County 33
75 Washington County 29
76 McDonough County 26
77 Pike County 25
78 Johnson County 24
79 Hancock County 22
79 Moultrie County 22
80 Stark County 21
81 Wayne County 20
82 Schuyler County 19
83 Greene County 17
84 Clark County 12
85 Clay County 11
85 Pope County 11
85 Scott County 11
86 Hardin County 10
86 Menard County 10
87 Piatt County 6
88 Edwards County 4
89 Pulaski County 1
90 Alexander County 0
90 Calhoun County 0
90 Jasper County 0