Ohio Population By County in 2013

Updated on January 27, 2024.

Based on the US Census Vintage data estimates, in 2013, the population of Ohio was 11,579,692. Among all Ohio counties, Cuyahoga[object Promise] had the highest population (1,265,698), followed by Franklin[object Promise] (1,219,186), and Hamilton[object Promise] (805,408). Vinton[object Promise] was the least populated county (13,305).

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.

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Ohio Population By County in 2013
Ohio Population By County in 2013
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County Population % of State Population
Adams 28085 0.24
Allen 105071 0.91
Ashland 53163 0.46
Ashtabula 99779 0.86
Athens 64628 0.56
Auglaize 45820 0.40
Belmont 69593 0.60
Brown 44125 0.38
Butler 371497 3.21
Carroll 28272 0.24
Champaign 39468 0.34
Clark 136682 1.18
Clermont 200504 1.73
Clinton 41879 0.36
Columbiana 106007 0.92
Coshocton 36721 0.32
Crawford 42715 0.37
Cuyahoga 1265698 10.93
Darke 52321 0.45
Defiance 38587 0.33
Delaware 185545 1.60
Erie 76071 0.66
Fairfield 148820 1.29
Fayette 28690 0.25
Franklin 1219186 10.53
Fulton 42199 0.36
Gallia 30684 0.27
Geauga 93847 0.81
Greene 164004 1.42
Guernsey 39716 0.34
Hamilton 805408 6.96
Hancock 75612 0.65
Hardin 31743 0.27
Harrison 15598 0.14
Henry 27831 0.24
Highland 43200 0.37
Hocking 28660 0.25
Holmes 43607 0.38
Huron 58840 0.51
Jackson 32807 0.28
Jefferson 68200 0.59
Knox 60882 0.53
Lake 230085 1.99
Lawrence 61908 0.54
Licking 168532 1.46
Logan 45399 0.39
Lorain 303159 2.62
Lucas 436269 3.77
Madison 43263 0.37
Mahoning 234431 2.03
Marion 65996 0.57
Medina 174672 1.51
Meigs 23448 0.20
Mercer 40623 0.35
Miami 103228 0.89
Monroe 14514 0.13
Montgomery 534448 4.62
Morgan 14893 0.13
Morrow 34851 0.30
Muskingum 85660 0.74
Noble 14678 0.13
Ottawa 41041 0.35
Paulding 19138 0.17
Perry 36000 0.31
Pickaway 56352 0.49
Pike 28266 0.24
Portage 161746 1.40
Preble 41685 0.36
Putnam 34122 0.30
Richland 122339 1.06
Ross 77299 0.67
Sandusky 60052 0.52
Scioto 78333 0.68
Seneca 55860 0.48
Shelby 49202 0.43
Stark 375152 3.24
Summit 542032 4.68
Trumbull 206405 1.78
Tuscarawas 92625 0.80
Union 53440 0.46
Van Wert 28357 0.25
Vinton 13305 0.12
Warren 219298 1.89
Washington 61401 0.53
Wayne 115438 1.00
Williams 37446 0.32
Wood 129073 1.12
Wyandot 22463 0.19