Ohio Non-Hispanic White Alone Citizen Voting-age Population By County in 2018 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2018, the Non-Hispanic White Alone citizen voting-age population for Ohio was 2,548,850 and represented 28.97% of the total Ohio citizen voting-age population.

Among all Ohio counties, Franklin had the highest Non-Hispanic White Alone citizen voting-age population (652.14K), followed by Cuyahoga (606.51K), and Hamilton (426.02K).

In terms of percentages, Holmes had the highest percentage of its citizen voting-age population being Non-Hispanic White Alone (98.21%), followed by Monroe (97.71%), and Mercer (97.50%).

The chart and table below shows the Non-Hispanic White Alone citizen voting-age population of each county and the percentage of each county's citizen voting-age population that were Non-Hispanic White Alone.

You can see similar information for other states and by state for the United States.

You can also see similar information for other ethnicities.

See this for other years:
Ohio Non-Hispanic White Alone Citizen Voting-age Population By County in 2018
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County Citizen Voting-age Population % of County Citizen Voting-age Population
Franklin 652135 71.62
Cuyahoga 606505 63.41
Hamilton 426015 70.71
Summit 338560 81.63
Montgomery 302985 75.32
Stark 258695 89.47
Butler 240710 86.70
Lucas 239380 73.52
Lorain 192500 82.02
Lake 164315 92.24
Warren 147570 90.60
Clermont 146665 95.59
Mahoning 144780 79.43
Trumbull 141910 89.14
Medina 129260 95.52
Delaware 124555 90.11
Licking 121035 92.79
Portage 117905 92.17
Greene 110285 86.20
Fairfield 102175 89.50
Wood 91815 90.83
Clark 90425 87.72
Wayne 82635 95.41
Richland 82155 87.08
Columbiana 77940 95.04
Miami 75415 94.72
Ashtabula 69275 91.65
Geauga 68655 96.28
Tuscarawas 68265 97.12
Allen 66245 83.99
Muskingum 61430 93.33
Scioto 55995 94.37
Ross 54480 90.68
Hancock 53015 92.58
Belmont 51520 93.47
Erie 51110 86.63
Athens 49800 92.15
Jefferson 49425 91.98
Washington 46385 96.09
Marion 45870 89.59
Knox 45130 96.37
Lawrence 45060 96.11
Pickaway 41680 93.34
Huron 40660 93.75
Sandusky 39950 88.02
Ashland 39415 96.76
Seneca 39225 92.10
Darke 38050 97.34
Union 37595 92.39
Shelby 34175 95.02
Auglaize 33495 97.09
Logan 32745 95.31
Brown 32530 97.26
Crawford 31590 96.87
Highland 31310 96.62
Ottawa 30910 94.17
Madison 30855 89.60
Preble 30785 97.34
Clinton 30225 95.20
Mercer 29215 97.50
Fulton 29210 91.75
Holmes 29150 98.21
Guernsey 29135 96.00
Champaign 28300 94.52
Coshocton 26985 96.77
Williams 26685 94.14
Perry 26600 97.15
Defiance 25965 89.24
Morrow 25805 96.94
Jackson 23775 97.06
Putnam 23680 94.19
Hardin 23090 96.96
Gallia 21835 94.30
Hocking 21360 96.94
Carroll 21025 96.42
Pike 20620 95.64
Van Wert 20615 95.62
Fayette 20485 95.30
Adams 20415 97.40
Henry 19095 92.31
Meigs 17605 97.13
Wyandot 16280 97.14
Paulding 13485 94.67
Harrison 11510 95.68
Monroe 10880 97.71
Noble 10765 91.89
Morgan 10760 93.32
Vinton 9870 97.34