Ranking of Illinois Counties By Hispanic or Latino Population in 2020

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2020, among all Illinois counties, Cook County had the highest number of people who identified their ethnicity as Hispanic or Latino (1.38M), followed by Lake County (172.16K), and Kane County (169.76K).

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

You can see similar ranking information for other racial and ethnicity groups in the United States.

You can also see similar information for other states, and also the ranking of all counties in the United States.

See this for other years:
Ranking of Illinois Counties By Hispanic or Latino Population in 2020
Cook
Lake
Kane
DuPage
Will
McHenry
Winnebago
Kendall
Rock Island
Champaign
Ranking of Illinois Counties By Hispanic or Latino Population in 2020
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Rank County Hispanic or Latino Population
1 Cook County 1381684
2 Lake County 172160
3 Kane County 169759
4 DuPage County 144419
5 Will County 131583
6 McHenry County 46846
7 Winnebago County 41140
8 Kendall County 27528
9 Rock Island County 19816
10 Champaign County 16565
11 DeKalb County 13565
12 Boone County 12900
13 Kankakee County 12557
14 St. Clair County 12547
15 LaSalle County 11499
16 Madison County 10778
17 McLean County 10483
18 Peoria County 10078
19 Whiteside County 7132
20 Ogle County 5828
21 Grundy County 5745
22 Sangamon County 5314
23 Vermilion County 3839
24 Tazewell County 3197
25 Henry County 3187
26 Bureau County 3130
27 Knox County 3033
28 Jackson County 2784
29 Cass County 2769
30 Macon County 2741
31 Lee County 2352
32 Stephenson County 2237
33 Iroquois County 2087
34 Livingston County 1891
35 Williamson County 1824
36 Warren County 1799
37 Coles County 1715
38 Douglas County 1565
39 Clinton County 1372
40 Adams County 1300
41 Christian County 1103
42 Randolph County 1019
43 Jefferson County 942
44 McDonough County 920
45 Union County 879
46 Morgan County 868
47 Effingham County 861
47 Logan County 861
48 Jo Daviess County 854
49 Fulton County 771
50 Carroll County 752
51 Marion County 748
52 Woodford County 732
53 Perry County 700
54 Franklin County 662
55 Monroe County 633
56 Fayette County 630
57 Bond County 621
58 Montgomery County 573
59 Ford County 566
60 Macoupin County 564
61 Lawrence County 545
62 Johnson County 542
63 De Witt County 501
64 Saline County 471
65 Mercer County 463
66 Crawford County 444
67 Massac County 368
68 Putnam County 348
69 Marshall County 340
70 Jersey County 322
71 Hancock County 307
72 Brown County 298
73 Richland County 281
74 Clark County 269
75 Pike County 259
76 Piatt County 249
77 Clay County 235
78 Shelby County 229
79 Edgar County 220
80 Moultrie County 208
81 Washington County 200
82 Wayne County 197
83 Wabash County 194
84 White County 191
85 Menard County 183
86 Pulaski County 181
87 Mason County 170
88 Schuyler County 152
89 Greene County 123
90 Cumberland County 122
90 Stark County 122
91 Henderson County 114
92 Hamilton County 110
93 Alexander County 95
94 Jasper County 91
95 Edwards County 73
96 Calhoun County 69
96 Hardin County 69
96 Pope County 69
97 Scott County 55
98 Gallatin County 53