Ranking of Ohio Counties By Population with American Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 734.33K people in Ohio with American ancestry. Among all Ohio counties, Franklin County had the highest population with American ancestry (58.86K), followed by Trumbull County (44.77K), and Hamilton County (38.66K).
The chart and table below shows the top 10 counties with high number of people with American ancestry.
You can see similar information for other states and for other ancestry groups in Ohio.
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Related Topics: Ohio ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of Ohio Counties By Population with American Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Franklin County | 58864 |
| 2 | Trumbull County | 44772 |
| 3 | Hamilton County | 38655 |
| 4 | Cuyahoga County | 36896 |
| 5 | Montgomery County | 30520 |
| 6 | Lorain County | 28191 |
| 7 | Butler County | 24319 |
| 8 | Summit County | 23428 |
| 9 | Lucas County | 19568 |
| 10 | Stark County | 17803 |
| 11 | Clermont County | 17393 |
| 12 | Mahoning County | 13728 |
| 13 | Warren County | 13611 |
| 14 | Fairfield County | 12788 |
| 15 | Ashtabula County | 12711 |
| 16 | Licking County | 11709 |
| 17 | Greene County | 11576 |
| 18 | Clark County | 10880 |
| 19 | Portage County | 10465 |
| 20 | Delaware County | 10103 |
| 21 | Miami County | 9624 |
| 22 | Richland County | 9531 |
| 23 | Medina County | 9077 |
| 24 | Hancock County | 8832 |
| 25 | Lake County | 8632 |
| 26 | Wayne County | 8368 |
| 27 | Ross County | 8013 |
| 28 | Muskingum County | 7963 |
| 29 | Columbiana County | 7950 |
| 30 | Union County | 7047 |
| 31 | Scioto County | 6729 |
| 32 | Allen County | 6602 |
| 33 | Marion County | 6483 |
| 34 | Tuscarawas County | 6450 |
| 35 | Wood County | 6193 |
| 36 | Madison County | 6186 |
| 37 | Lawrence County | 5524 |
| 38 | Preble County | 5378 |
| 39 | Huron County | 5307 |
| 40 | Brown County | 5302 |
| 41 | Darke County | 5145 |
| 42 | Highland County | 5082 |
| 42 | Pickaway County | 5082 |
| 43 | Washington County | 5006 |
| 44 | Holmes County | 4928 |
| 45 | Knox County | 4798 |
| 46 | Erie County | 4286 |
| 47 | Geauga County | 3988 |
| 48 | Mercer County | 3971 |
| 49 | Belmont County | 3851 |
| 50 | Logan County | 3572 |
| 51 | Crawford County | 3562 |
| 52 | Sandusky County | 3509 |
| 53 | Champaign County | 3411 |
| 54 | Clinton County | 3358 |
| 55 | Athens County | 3290 |
| 56 | Shelby County | 3265 |
| 57 | Morrow County | 3207 |
| 58 | Hocking County | 3203 |
| 59 | Guernsey County | 3106 |
| 60 | Seneca County | 3087 |
| 61 | Coshocton County | 2986 |
| 62 | Auglaize County | 2968 |
| 63 | Ashland County | 2951 |
| 64 | Fayette County | 2911 |
| 65 | Gallia County | 2866 |
| 66 | Henry County | 2828 |
| 67 | Hardin County | 2825 |
| 68 | Pike County | 2751 |
| 69 | Putnam County | 2740 |
| 70 | Defiance County | 2729 |
| 71 | Adams County | 2712 |
| 72 | Williams County | 2525 |
| 73 | Jackson County | 2519 |
| 74 | Fulton County | 2388 |
| 75 | Perry County | 2166 |
| 76 | Ottawa County | 2037 |
| 77 | Van Wert County | 1898 |
| 78 | Jefferson County | 1777 |
| 79 | Meigs County | 1758 |
| 80 | Wyandot County | 1682 |
| 81 | Carroll County | 1642 |
| 82 | Morgan County | 1479 |
| 83 | Noble County | 1237 |
| 84 | Monroe County | 1196 |
| 85 | Paulding County | 1185 |
| 86 | Vinton County | 1129 |
| 87 | Harrison County | 567 |