Ranking of Ohio Counties By Population with Other Groups Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 2.63M people in Ohio with Other Groups ancestry. Among all Ohio counties, Cuyahoga County had the highest population with Other Groups ancestry (460.74K), followed by Franklin County (423.37K), and Hamilton County (255.60K).

The chart and table below shows the top 10 counties with high number of people with Other Groups ancestry.

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

Data Source: US Census Bureau.
Ranking of Ohio Counties By Population with Other Groups Ancestry in 2021
Cuyahoga County
Franklin County
Hamilton County
Montgomery County
Lucas County
Summit County
Butler County
Lorain County
Stark County
Warren County
Ranking of Ohio Counties By Population with Other Groups Ancestry in 2021
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Rank County Population
1 Cuyahoga County 460736
2 Franklin County 423374
3 Hamilton County 255598
4 Montgomery County 154367
5 Lucas County 121880
6 Summit County 121767
7 Butler County 107678
8 Lorain County 71153
9 Stark County 57510
10 Warren County 54782
11 Mahoning County 50212
12 Delaware County 37721
13 Lake County 32302
14 Greene County 31160
15 Clermont County 30633
16 Clark County 28718
17 Trumbull County 26634
18 Licking County 26258
19 Fairfield County 25461
20 Portage County 23984
21 Richland County 22852
22 Allen County 20708
23 Wood County 20463
24 Medina County 17306
25 Miami County 14706
26 Ross County 13383
27 Ashtabula County 13367
28 Erie County 13275
29 Muskingum County 13176
30 Marion County 12944
31 Sandusky County 12344
32 Wayne County 12292
33 Hancock County 11374
34 Columbiana County 11301
35 Tuscarawas County 11086
36 Union County 10353
37 Athens County 9756
38 Scioto County 9413
39 Pickaway County 8635
39 Seneca County 8635
40 Huron County 8139
41 Madison County 7842
42 Washington County 7392
43 Brown County 7299
44 Geauga County 7092
45 Clinton County 7045
46 Defiance County 6990
47 Lawrence County 6895
48 Knox County 6562
49 Belmont County 6499
50 Jefferson County 6200
51 Crawford County 6153
52 Logan County 6128
53 Fulton County 6075
54 Highland County 6067
55 Ashland County 5780
56 Perry County 5525
57 Fayette County 5366
58 Champaign County 5300
59 Williams County 5274
60 Ottawa County 5198
61 Preble County 5086
62 Shelby County 5009
63 Darke County 4946
64 Hardin County 4687
65 Guernsey County 4444
66 Auglaize County 4425
67 Coshocton County 4302
68 Mercer County 4288
69 Morrow County 4279
70 Henry County 3660
71 Putnam County 3649
72 Jackson County 3552
73 Adams County 3458
74 Gallia County 3422
75 Hocking County 3194
76 Van Wert County 3188
77 Pike County 2875
78 Carroll County 2691
79 Holmes County 2673
80 Wyandot County 2651
81 Morgan County 2500
82 Meigs County 2308
83 Paulding County 1989
84 Vinton County 1719
85 Noble County 1628
86 Monroe County 1094
87 Harrison County 967