Ranking of Illinois Counties By White Alone Population Aged 25 years and above with an Educational attainment of Some College or Associates Degree in 2021 (ACS-5Yrs)

Updated on September 5, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the Illinois White Alone population (aged 25 years and above) who had an educational attainment of Some College or Associates Degree was 1,780,916. Among all Illinois counties, Cook County had the highest White Alone population (aged 25 years and above) with an educational attainment of Some College or Associates Degree (452,227), followed by DuPage County (123,915), and Will County (103,947).

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 White Alone Population (Aged 25yrs+) with an Educational Attainment of Some College or Associates Degree in 2021
Cook County
DuPage County
Will County
Lake County
Kane County
McHenry County
Madison County
Winnebago County
St. Clair County
Sangamon County
Ranking of Illinois Counties By White Alone Population (Aged 25yrs+) with an Educational Attainment of Some College or Associates Degree in 2021
Items per page:
0 of 0
Rank County Number of People
1 Cook County 452227
2 DuPage County 123915
3 Will County 103947
4 Lake County 84615
5 Kane County 72438
6 McHenry County 63880
7 Madison County 58143
8 Winnebago County 53310
9 St. Clair County 42061
10 Sangamon County 36313
11 Tazewell County 31324
12 Rock Island County 30162
13 Peoria County 29946
14 Champaign County 26946
15 LaSalle County 26087
16 McLean County 24002
17 Kendall County 22795
18 Kankakee County 20080
19 Macon County 19210
20 DeKalb County 18245
21 Williamson County 15792
22 Vermilion County 14495
23 Adams County 13566
24 Whiteside County 12707
25 Ogle County 11908
26 Grundy County 11494
27 Henry County 11144
28 Knox County 10881
29 Stephenson County 10316
30 Franklin County 10241
31 Macoupin County 10086
32 Coles County 9805
33 Boone County 9302
34 Marion County 9280
35 Jefferson County 9216
36 Jackson County 9147
37 Clinton County 9031
38 Effingham County 8624
39 Lee County 8234
40 Woodford County 7979
41 Monroe County 7946
42 Bureau County 7897
43 Fulton County 7786
44 Livingston County 7494
45 Randolph County 6930
46 Christian County 6894
47 Saline County 6323
48 Iroquois County 6266
49 Morgan County 6168
50 Logan County 5886
51 Montgomery County 5837
52 Crawford County 5177
53 Perry County 5129
54 Jo Daviess County 5056
55 Shelby County 4907
56 Fayette County 4753
57 Jersey County 4740
58 McDonough County 4656
59 Richland County 4444
60 Hancock County 4302
61 Wayne County 4181
62 Mercer County 3883
63 White County 3851
64 Edgar County 3811
65 Douglas County 3753
66 Bond County 3742
67 Union County 3695
68 Massac County 3657
69 Lawrence County 3618
70 Washington County 3564
71 Piatt County 3502
72 Carroll County 3501
73 Clark County 3364
74 De Witt County 3337
75 Pike County 3229
76 Menard County 3226
77 Wabash County 3192
78 Moultrie County 3142
79 Warren County 3134
80 Ford County 3113
81 Clay County 3043
82 Mason County 3027
83 Johnson County 2972
84 Marshall County 2934
85 Cumberland County 2553
86 Greene County 2425
87 Jasper County 2178
88 Cass County 2007
89 Hamilton County 2002
90 Edwards County 1895
91 Schuyler County 1781
92 Henderson County 1458
93 Gallatin County 1377
94 Putnam County 1359
95 Stark County 1156
96 Brown County 1133
97 Calhoun County 1092
98 Hardin County 1068
99 Scott County 923
100 Pope County 893
101 Pulaski County 846
102 Alexander County 814