Ranking of Indiana Counties By Percentage of Population with Other Groups Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 1.52M people in Indiana with Other Groups ancestry (22.55% of Indiana population). Among all Indiana counties, Lake County had the highest percentage of its population with Other Groups ancestry (38.81%), followed by Marion County (36.60%), and Allen County (26.22%).

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

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

Data Source: US Census Bureau.
Ranking of Indiana Counties By Percentage of Population with Other Groups Ancestry in 2021
Lake County
Marion County
Allen County
Madison County
Tippecanoe County
St. Joseph County
Cass County
Elkhart County
Clinton County
Bartholomew County
Ranking of Indiana Counties By Percentage of Population with Other Groups Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Lake County 38.81
2 Marion County 36.60
3 Allen County 26.22
4 Madison County 26.09
5 Tippecanoe County 24.86
6 St. Joseph County 24.55
7 Cass County 24.23
8 Elkhart County 24.10
9 Clinton County 23.08
10 Bartholomew County 23.02
11 Clark County 21.50
12 Jackson County 21.47
13 Howard County 21.36
14 Grant County 21.35
15 LaPorte County 20.73
16 Vanderburgh County 20.50
17 Porter County 20.15
18 Monroe County 19.69
19 Delaware County 19.66
20 Hamilton County 19.26
21 Jefferson County 18.81
22 Miami County 18.68
23 Kosciusko County 18.63
24 Floyd County 18.54
25 White County 18.34
26 Wayne County 17.63
27 Jennings County 17.62
28 Vigo County 17.45
29 Union County 17.30
30 Noble County 17.02
31 Benton County 16.88
32 Henry County 16.76
33 Switzerland County 16.71
34 Scott County 16.47
35 Fulton County 15.53
36 Marshall County 15.15
37 Rush County 15.07
38 Johnson County 15.02
39 Newton County 14.85
40 Dubois County 14.70
41 Montgomery County 14.66
42 Randolph County 14.64
43 Hancock County 14.40
44 Hendricks County 14.29
45 Tipton County 14.28
46 Blackford County 14.14
47 Warrick County 14.06
48 Crawford County 14.02
49 Sullivan County 13.98
50 Harrison County 13.92
51 Daviess County 13.87
52 Fayette County 13.86
53 Orange County 13.57
54 Ohio County 13.35
55 Ripley County 13.32
56 Starke County 13.25
57 Wabash County 13.21
58 Whitley County 13.18
59 Washington County 13.15
60 Jasper County 13.12
61 Dearborn County 13.11
62 Boone County 12.99
63 Shelby County 12.98
64 Huntington County 12.84
65 Carroll County 12.68
66 Decatur County 12.64
67 Greene County 12.62
68 Pulaski County 12.51
69 Perry County 12.48
70 Jay County 12.44
71 Fountain County 12.17
72 Putnam County 12.16
73 Wells County 12.02
74 Martin County 12.01
75 Lawrence County 11.96
76 DeKalb County 11.90
77 Gibson County 11.84
78 Knox County 11.77
78 Parke County 11.77
79 Vermillion County 11.55
80 Morgan County 11.45
81 Spencer County 11.23
82 Clay County 11.06
83 Owen County 11.03
84 Warren County 10.68
85 Steuben County 10.44
86 Brown County 10.22
87 Adams County 9.91
88 LaGrange County 9.28
89 Posey County 8.55
90 Pike County 8.54
91 Franklin County 7.66