Ranking of Ohio Counties By Percentage of Population with Scotch Irish Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 104.68K people in Ohio with Scotch Irish ancestry (0.89% of Ohio population). Among all Ohio counties, Wyandot County had the highest percentage of its population with Scotch Irish ancestry (2.85%), followed by Vinton County (2.79%), and Carroll County (2.24%).
The chart and table below shows the top 10 counties with high percentage of its population having Scotch Irish 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 Scotch Irish Ancestry in 2021
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| Rank | County | Percentage of Pop. (%) |
|---|---|---|
| 1 | Wyandot County | 2.85 |
| 2 | Vinton County | 2.79 |
| 3 | Carroll County | 2.24 |
| 4 | Athens County | 1.90 |
| 5 | Harrison County | 1.83 |
| 6 | Jefferson County | 1.68 |
| 7 | Columbiana County | 1.63 |
| 8 | Madison County | 1.54 |
| 9 | Washington County | 1.53 |
| 10 | Guernsey County | 1.47 |
| 11 | Lawrence County | 1.45 |
| 12 | Noble County | 1.43 |
| 13 | Delaware County | 1.34 |
| 14 | Fairfield County | 1.32 |
| 15 | Pike County | 1.31 |
| 16 | Ross County | 1.30 |
| 17 | Clark County | 1.27 |
| 17 | Licking County | 1.27 |
| 18 | Greene County | 1.25 |
| 19 | Tuscarawas County | 1.24 |
| 20 | Crawford County | 1.22 |
| 21 | Ashland County | 1.21 |
| 22 | Pickaway County | 1.20 |
| 23 | Clermont County | 1.18 |
| 24 | Logan County | 1.14 |
| 25 | Highland County | 1.12 |
| 26 | Coshocton County | 1.09 |
| 26 | Stark County | 1.09 |
| 27 | Belmont County | 1.08 |
| 28 | Fayette County | 1.05 |
| 29 | Clinton County | 1.03 |
| 29 | Wayne County | 1.03 |
| 30 | Meigs County | 1.01 |
| 31 | Adams County | 1.00 |
| 32 | Warren County | 0.98 |
| 33 | Hardin County | 0.97 |
| 34 | Scioto County | 0.96 |
| 35 | Montgomery County | 0.95 |
| 35 | Morrow County | 0.95 |
| 36 | Union County | 0.94 |
| 37 | Richland County | 0.92 |
| 37 | Summit County | 0.92 |
| 38 | Marion County | 0.91 |
| 38 | Portage County | 0.91 |
| 38 | Preble County | 0.91 |
| 39 | Ashtabula County | 0.90 |
| 39 | Wood County | 0.90 |
| 40 | Franklin County | 0.88 |
| 41 | Hancock County | 0.87 |
| 42 | Lake County | 0.85 |
| 43 | Allen County | 0.84 |
| 43 | Perry County | 0.84 |
| 44 | Medina County | 0.82 |
| 44 | Muskingum County | 0.82 |
| 45 | Knox County | 0.81 |
| 46 | Miami County | 0.80 |
| 46 | Trumbull County | 0.80 |
| 47 | Mahoning County | 0.77 |
| 48 | Huron County | 0.76 |
| 49 | Butler County | 0.72 |
| 50 | Hamilton County | 0.71 |
| 51 | Lorain County | 0.70 |
| 52 | Geauga County | 0.68 |
| 53 | Henry County | 0.67 |
| 53 | Ottawa County | 0.67 |
| 54 | Champaign County | 0.66 |
| 55 | Cuyahoga County | 0.65 |
| 55 | Defiance County | 0.65 |
| 56 | Erie County | 0.64 |
| 57 | Brown County | 0.63 |
| 57 | Gallia County | 0.63 |
| 58 | Seneca County | 0.61 |
| 59 | Morgan County | 0.60 |
| 60 | Jackson County | 0.59 |
| 60 | Shelby County | 0.59 |
| 61 | Williams County | 0.57 |
| 62 | Fulton County | 0.56 |
| 63 | Lucas County | 0.52 |
| 64 | Auglaize County | 0.47 |
| 65 | Darke County | 0.44 |
| 66 | Sandusky County | 0.38 |
| 66 | Van Wert County | 0.38 |
| 67 | Monroe County | 0.36 |
| 68 | Paulding County | 0.35 |
| 69 | Mercer County | 0.33 |
| 69 | Putnam County | 0.33 |
| 70 | Hocking County | 0.26 |
| 71 | Holmes County | 0.15 |