Ranking of Ohio Counties By Population with European Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 181.59K people in Ohio with European ancestry. Among all Ohio counties, Franklin County had the highest population with European ancestry (23.53K), followed by Hamilton County (13.16K), and Cuyahoga County (12.53K).
The chart and table below shows the top 10 counties with high number of people with European 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 European Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Franklin County | 23530 |
| 2 | Hamilton County | 13164 |
| 3 | Cuyahoga County | 12532 |
| 4 | Montgomery County | 11361 |
| 5 | Stark County | 10558 |
| 6 | Summit County | 6780 |
| 7 | Butler County | 6648 |
| 8 | Lucas County | 5853 |
| 9 | Warren County | 4676 |
| 10 | Delaware County | 4634 |
| 11 | Clermont County | 3908 |
| 12 | Greene County | 3862 |
| 13 | Licking County | 3825 |
| 14 | Lorain County | 3602 |
| 15 | Lake County | 3284 |
| 16 | Fairfield County | 2917 |
| 17 | Medina County | 2828 |
| 18 | Clark County | 2436 |
| 19 | Wayne County | 2286 |
| 20 | Richland County | 2199 |
| 21 | Portage County | 2072 |
| 22 | Miami County | 1970 |
| 23 | Wood County | 1819 |
| 24 | Allen County | 1789 |
| 25 | Trumbull County | 1541 |
| 26 | Geauga County | 1533 |
| 27 | Erie County | 1488 |
| 28 | Hancock County | 1469 |
| 29 | Ashland County | 1404 |
| 30 | Mahoning County | 1339 |
| 31 | Muskingum County | 1291 |
| 32 | Columbiana County | 1216 |
| 33 | Logan County | 1142 |
| 34 | Athens County | 1072 |
| 35 | Knox County | 1069 |
| 36 | Union County | 1045 |
| 37 | Marion County | 1034 |
| 38 | Ross County | 1013 |
| 39 | Pickaway County | 956 |
| 40 | Ashtabula County | 954 |
| 41 | Tuscarawas County | 953 |
| 42 | Holmes County | 922 |
| 43 | Jefferson County | 910 |
| 44 | Washington County | 862 |
| 45 | Belmont County | 787 |
| 46 | Champaign County | 755 |
| 47 | Shelby County | 748 |
| 48 | Preble County | 666 |
| 49 | Scioto County | 665 |
| 50 | Ottawa County | 663 |
| 51 | Auglaize County | 661 |
| 52 | Madison County | 657 |
| 53 | Brown County | 646 |
| 54 | Highland County | 645 |
| 55 | Clinton County | 643 |
| 56 | Guernsey County | 641 |
| 57 | Sandusky County | 581 |
| 58 | Seneca County | 573 |
| 59 | Lawrence County | 566 |
| 60 | Perry County | 559 |
| 61 | Jackson County | 558 |
| 62 | Coshocton County | 551 |
| 63 | Adams County | 531 |
| 64 | Hocking County | 517 |
| 65 | Van Wert County | 514 |
| 66 | Huron County | 512 |
| 67 | Darke County | 489 |
| 68 | Pike County | 484 |
| 69 | Fulton County | 478 |
| 70 | Williams County | 451 |
| 71 | Defiance County | 436 |
| 72 | Gallia County | 418 |
| 73 | Hardin County | 414 |
| 74 | Crawford County | 314 |
| 75 | Wyandot County | 276 |
| 76 | Monroe County | 273 |
| 77 | Henry County | 264 |
| 78 | Fayette County | 253 |
| 79 | Morrow County | 247 |
| 80 | Putnam County | 243 |
| 81 | Carroll County | 236 |
| 82 | Meigs County | 185 |
| 83 | Paulding County | 172 |
| 84 | Mercer County | 164 |
| 85 | Harrison County | 148 |
| 86 | Morgan County | 105 |
| 87 | Vinton County | 103 |
| 88 | Noble County | 54 |