Ranking of Ohio Counties By Percentage of 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 (6.24% of Ohio population). Among all Ohio counties, Trumbull County had the highest percentage of its population with American ancestry (22.14%), followed by Madison County (14.08%), and Preble County (13.11%).
The chart and table below shows the top 10 counties with high percentage of its population having 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 Percentage of Population with American Ancestry in 2021
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| Rank | County | Percentage of Pop. (%) |
|---|---|---|
| 1 | Trumbull County | 22.14 |
| 2 | Madison County | 14.08 |
| 3 | Preble County | 13.11 |
| 4 | Ashtabula County | 12.99 |
| 5 | Brown County | 12.13 |
| 6 | Highland County | 11.77 |
| 7 | Hancock County | 11.75 |
| 8 | Union County | 11.41 |
| 9 | Hocking County | 11.37 |
| 10 | Holmes County | 11.16 |
| 11 | Morgan County | 10.60 |
| 12 | Ross County | 10.38 |
| 13 | Henry County | 10.24 |
| 14 | Pike County | 10.09 |
| 15 | Fayette County | 10.07 |
| 16 | Darke County | 9.93 |
| 17 | Marion County | 9.90 |
| 18 | Adams County | 9.84 |
| 19 | Gallia County | 9.76 |
| 20 | Lawrence County | 9.43 |
| 21 | Mercer County | 9.42 |
| 22 | Muskingum County | 9.22 |
| 23 | Hardin County | 9.19 |
| 23 | Morrow County | 9.19 |
| 24 | Huron County | 9.06 |
| 25 | Scioto County | 9.05 |
| 26 | Lorain County | 9.04 |
| 27 | Miami County | 8.92 |
| 28 | Monroe County | 8.85 |
| 29 | Champaign County | 8.82 |
| 30 | Vinton County | 8.78 |
| 31 | Noble County | 8.73 |
| 32 | Pickaway County | 8.69 |
| 33 | Crawford County | 8.49 |
| 34 | Clermont County | 8.38 |
| 35 | Washington County | 8.35 |
| 36 | Coshocton County | 8.15 |
| 37 | Fairfield County | 8.11 |
| 38 | Guernsey County | 8.06 |
| 39 | Clark County | 8.00 |
| 40 | Clinton County | 7.99 |
| 41 | Putnam County | 7.97 |
| 42 | Meigs County | 7.86 |
| 43 | Columbiana County | 7.77 |
| 43 | Logan County | 7.77 |
| 44 | Jackson County | 7.74 |
| 45 | Knox County | 7.69 |
| 46 | Wyandot County | 7.67 |
| 47 | Richland County | 7.66 |
| 48 | Wayne County | 7.16 |
| 49 | Defiance County | 7.12 |
| 50 | Greene County | 6.93 |
| 50 | Tuscarawas County | 6.93 |
| 51 | Williams County | 6.82 |
| 52 | Shelby County | 6.76 |
| 53 | Licking County | 6.60 |
| 54 | Van Wert County | 6.59 |
| 55 | Portage County | 6.46 |
| 56 | Allen County | 6.44 |
| 57 | Auglaize County | 6.41 |
| 58 | Paulding County | 6.28 |
| 59 | Butler County | 6.27 |
| 60 | Carroll County | 6.11 |
| 60 | Perry County | 6.11 |
| 61 | Mahoning County | 5.99 |
| 62 | Sandusky County | 5.95 |
| 63 | Belmont County | 5.74 |
| 64 | Montgomery County | 5.69 |
| 65 | Warren County | 5.68 |
| 66 | Erie County | 5.67 |
| 67 | Ashland County | 5.60 |
| 67 | Seneca County | 5.60 |
| 68 | Fulton County | 5.59 |
| 69 | Athens County | 5.23 |
| 70 | Ottawa County | 5.03 |
| 71 | Medina County | 5.00 |
| 72 | Delaware County | 4.79 |
| 73 | Stark County | 4.75 |
| 74 | Wood County | 4.69 |
| 75 | Hamilton County | 4.68 |
| 76 | Lucas County | 4.54 |
| 77 | Franklin County | 4.48 |
| 78 | Summit County | 4.33 |
| 79 | Geauga County | 4.18 |
| 80 | Harrison County | 3.88 |
| 81 | Lake County | 3.72 |
| 82 | Cuyahoga County | 2.92 |
| 83 | Jefferson County | 2.71 |