Ranking of Illinois Counties By Percentage of Population with English Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 767.42K people in Illinois with English ancestry (5.99% of Illinois population). Among all Illinois counties, Hardin County had the highest percentage of its population with English ancestry (20.35%), followed by Edwards County (19.36%), and Hamilton County (14.95%).

The chart and table below shows the top 10 counties with high percentage of its population having English ancestry.

You can see similar information for other states and for other ancestry groups in Illinois.

Data Source: US Census Bureau.
Ranking of Illinois Counties By Percentage of Population with English Ancestry in 2021
Hardin County
Edwards County
Hamilton County
Piatt County
Gallatin County
Fulton County
Stark County
Clark County
Wabash County
Hancock County
Ranking of Illinois Counties By Percentage of Population with English Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Hardin County 20.35
2 Edwards County 19.36
3 Hamilton County 14.95
4 Piatt County 14.50
5 Gallatin County 13.99
6 Fulton County 13.86
7 Stark County 13.76
8 Clark County 13.61
9 Wabash County 13.51
10 Hancock County 13.23
11 Edgar County 13.18
12 Scott County 12.88
13 Wayne County 12.81
14 Williamson County 12.64
15 Saline County 12.51
16 Moultrie County 12.43
17 Cumberland County 12.38
18 Menard County 12.33
19 Franklin County 12.11
20 White County 12.09
21 Mason County 11.81
22 Morgan County 11.80
23 De Witt County 11.56
23 Schuyler County 11.56
24 Tazewell County 11.36
25 McLean County 11.24
26 Jefferson County 11.12
27 Bureau County 10.99
28 Sangamon County 10.80
29 Bond County 10.70
30 Lee County 10.67
31 Union County 10.66
32 Christian County 10.59
33 McDonough County 10.58
34 Douglas County 10.49
35 Marion County 10.44
36 Crawford County 10.42
37 Jackson County 10.34
37 Massac County 10.34
38 Montgomery County 10.33
39 Logan County 10.31
40 Grundy County 10.30
41 Marshall County 10.28
42 Jo Daviess County 10.26
42 Madison County 10.26
43 Ford County 10.20
44 Knox County 10.13
45 Coles County 10.10
46 Macoupin County 10.09
47 Macon County 10.03
48 Shelby County 9.87
49 Jersey County 9.85
50 Pike County 9.80
51 Perry County 9.71
52 Iroquois County 9.68
53 Woodford County 9.62
54 Henderson County 9.51
55 Carroll County 9.44
56 Lawrence County 9.31
57 Peoria County 9.25
58 Livingston County 9.23
59 Pope County 9.22
60 Monroe County 9.15
61 Henry County 9.14
62 Cass County 9.03
63 DeKalb County 9.02
64 Jasper County 9.01
65 Putnam County 8.92
66 Brown County 8.83
67 Johnson County 8.73
68 Greene County 8.64
68 Ogle County 8.64
69 LaSalle County 8.56
70 Champaign County 8.34
71 Adams County 8.29
72 Stephenson County 8.26
73 Whiteside County 8.22
74 Fayette County 8.00
74 Mercer County 8.00
75 Winnebago County 7.93
76 Washington County 7.75
77 McHenry County 7.67
78 Warren County 7.55
79 Vermilion County 7.49
80 Effingham County 7.47
81 Clay County 7.38
82 Richland County 7.35
83 Rock Island County 7.22
84 St. Clair County 7.20
85 Pulaski County 7.16
86 Randolph County 6.89
87 Boone County 6.73
88 Kane County 6.36
89 Kankakee County 6.33
90 DuPage County 5.95
91 Kendall County 5.86
92 Lake County 5.79
93 Alexander County 5.59
94 Will County 5.12
95 Calhoun County 5.00
96 Clinton County 4.95
97 Cook County 3.21