Ohio Population By County in 2022
Updated on January 29, 2024.
Based on the US Census Vintage data estimates, in 2022, the population of Ohio was 11,756,058. Among all Ohio counties, Franklin[object Promise] had the highest population (1,321,820), followed by Cuyahoga[object Promise] (1,236,041), and Hamilton[object Promise] (825,037). Vinton[object Promise] was the least populated county (12,565).
Hover over or click on the counties in the map below to see the populations. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.
You can see similar information for other states and by state for the United States.
Related Topics: Ohio Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage).
See this for other years:
Ohio Population By County in 2022
Ohio Population By County in 2022
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| County | Population | % of State Population |
|---|---|---|
| Adams | 27420 | 0.23 |
| Allen | 101115 | 0.86 |
| Ashland | 52181 | 0.44 |
| Ashtabula | 97014 | 0.83 |
| Athens | 58979 | 0.50 |
| Auglaize | 45948 | 0.39 |
| Belmont | 65509 | 0.56 |
| Brown | 43680 | 0.37 |
| Butler | 388420 | 3.30 |
| Carroll | 26659 | 0.23 |
| Champaign | 38709 | 0.33 |
| Clark | 134831 | 1.15 |
| Clermont | 210805 | 1.79 |
| Clinton | 41964 | 0.36 |
| Columbiana | 100511 | 0.86 |
| Coshocton | 36571 | 0.31 |
| Crawford | 41522 | 0.35 |
| Cuyahoga | 1236041 | 10.51 |
| Darke | 51529 | 0.44 |
| Defiance | 38187 | 0.33 |
| Delaware | 226296 | 1.93 |
| Erie | 74501 | 0.63 |
| Fairfield | 162898 | 1.39 |
| Fayette | 28839 | 0.25 |
| Franklin | 1321820 | 11.24 |
| Fulton | 42171 | 0.36 |
| Gallia | 29068 | 0.25 |
| Geauga | 95469 | 0.81 |
| Greene | 168456 | 1.43 |
| Guernsey | 38098 | 0.32 |
| Hamilton | 825037 | 7.02 |
| Hancock | 74861 | 0.64 |
| Hardin | 30416 | 0.26 |
| Harrison | 14378 | 0.12 |
| Henry | 27512 | 0.23 |
| Highland | 43391 | 0.37 |
| Hocking | 27858 | 0.24 |
| Holmes | 44390 | 0.38 |
| Huron | 58218 | 0.50 |
| Jackson | 32586 | 0.28 |
| Jefferson | 64330 | 0.55 |
| Knox | 63183 | 0.54 |
| Lake | 231842 | 1.97 |
| Lawrence | 56653 | 0.48 |
| Licking | 181359 | 1.54 |
| Logan | 46040 | 0.39 |
| Lorain | 316268 | 2.69 |
| Lucas | 426643 | 3.63 |
| Madison | 43540 | 0.37 |
| Mahoning | 225636 | 1.92 |
| Marion | 64642 | 0.55 |
| Medina | 183512 | 1.56 |
| Meigs | 21969 | 0.19 |
| Mercer | 42348 | 0.36 |
| Miami | 110247 | 0.94 |
| Monroe | 13234 | 0.11 |
| Montgomery | 533892 | 4.54 |
| Morgan | 13668 | 0.12 |
| Morrow | 35339 | 0.30 |
| Muskingum | 86113 | 0.73 |
| Noble | 14335 | 0.12 |
| Ottawa | 39978 | 0.34 |
| Paulding | 18757 | 0.16 |
| Perry | 35480 | 0.30 |
| Pickaway | 60023 | 0.51 |
| Pike | 27005 | 0.23 |
| Portage | 161745 | 1.38 |
| Preble | 40596 | 0.35 |
| Putnam | 34334 | 0.29 |
| Richland | 125319 | 1.07 |
| Ross | 76606 | 0.65 |
| Sandusky | 58667 | 0.50 |
| Scioto | 72194 | 0.61 |
| Seneca | 54632 | 0.47 |
| Shelby | 47671 | 0.41 |
| Stark | 372657 | 3.17 |
| Summit | 535882 | 4.56 |
| Trumbull | 200643 | 1.71 |
| Tuscarawas | 91937 | 0.78 |
| Union | 66898 | 0.57 |
| Van Wert | 28769 | 0.25 |
| Vinton | 12565 | 0.11 |
| Warren | 249778 | 2.13 |
| Washington | 58901 | 0.50 |
| Wayne | 116559 | 0.99 |
| Williams | 36652 | 0.31 |
| Wood | 131592 | 1.12 |
| Wyandot | 21567 | 0.18 |