Ohio / Counties by Population

Ohio Counties by Population

The data is from the US Census. Below are 88 Ohio counties ranked 1 through 88. You can copy and paste this list directly into your favorite spreadsheet program. Don't you just adore lovely numbers listed nicely in columns & rows? We do!

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Rank County Population
1 Franklin County 1,310,300
2 Cuyahoga County 1,243,857
3 Hamilton County 816,684
4 Summit County 541,918
5 Montgomery County 532,331
6 Lucas County 429,899
7 Butler County 382,378
8 Stark County 371,574
9 Lorain County 309,461
10 Warren County 232,173
11 Lake County 230,514
12 Mahoning County 229,642
13 Clermont County 205,466
14 Delaware County 204,826
15 Trumbull County 198,627
16 Medina County 179,146
17 Licking County 175,769
18 Greene County 167,995
19 Portage County 162,927
20 Fairfield County 155,782
21 Clark County 134,585
22 Wood County 130,696
23 Richland County 121,099
24 Wayne County 115,967
25 Miami County 106,222
26 Columbiana County 102,665
27 Allen County 102,663
28 Ashtabula County 97,493
29 Geauga County 94,031
30 Tuscarawas County 92,176
31 Muskingum County 86,183
32 Ross County 76,931
33 Hancock County 75,930
34 Scioto County 75,502
35 Erie County 74,615
36 Belmont County 67,505
37 Athens County 65,818
38 Jefferson County 65,767
39 Marion County 65,256
40 Knox County 61,893
41 Washington County 60,155
42 Lawrence County 59,866
43 Sandusky County 58,799
44 Huron County 58,504
45 Pickaway County 58,086
46 Union County 57,835
47 Seneca County 55,207
48 Ashland County 53,745
49 Darke County 51,323
50 Shelby County 48,627
51 Auglaize County 45,804
52 Logan County 45,358
53 Madison County 44,413
54 Holmes County 43,892
55 Brown County 43,602
56 Highland County 43,058
57 Fulton County 42,276
58 Clinton County 42,057
59 Crawford County 41,550
60 Preble County 40,997
61 Mercer County 40,959
62 Ottawa County 40,769
63 Guernsey County 39,022
64 Champaign County 38,754
65 Defiance County 38,165
66 Williams County 36,804
67 Coshocton County 36,629
68 Perry County 36,033
69 Morrow County 35,112
70 Putnam County 33,780
71 Jackson County 32,384
72 Hardin County 31,480
73 Gallia County 29,979
74 Fayette County 28,666
75 Hocking County 28,385
76 Van Wert County 28,281
77 Pike County 28,067
78 Adams County 27,724
79 Henry County 27,086
80 Carroll County 27,081
81 Meigs County 23,106
82 Wyandot County 21,935
83 Paulding County 18,760
84 Harrison County 15,174
85 Morgan County 14,604
86 Noble County 14,354
87 Monroe County 13,790
88 Vinton County 13,139

United States Census Bureau. B01001 SEX BY AGE, 2017 American Community Survey 5-Year Estimates. U.S. Census Bureau, American Community Survey Office. Web. 6 December 2018. http://www.census.gov/.

United States Census Bureau. Annual Estimates of the Resident Population: April 1, 2010 to July 1, 2018. U.S. Census Bureau, Population Division. Web. May 2019. http://www.census.gov/.

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