Ohio Counties

County Name Population
Adams County 27,531
Allen County 101,980
Ashland County 53,362
Ashtabula County 96,513
Athens County 65,481
Auglaize County 45,680
Belmont County 65,932
Brown County 43,414
Butler County 385,648
Carroll County 26,897
Champaign County 38,960
Clark County 133,593
Clermont County 207,449
Clinton County 41,921
Columbiana County 101,118
Coshocton County 36,449
Crawford County 41,338
Cuyahoga County 1,227,883
Darke County 51,205
Defiance County 37,778
Delaware County 213,554
Erie County 73,719
Fairfield County 159,709
Fayette County 28,579
Franklin County 1,324,624
Fulton County 41,889
Gallia County 29,802
Geauga County 93,271
Greene County 170,122
Guernsey County 38,779
Hamilton County 817,985
Hancock County 75,407
Hardin County 31,469
Harrison County 15,014
Henry County 26,904
Highland County 43,304
Hocking County 28,095
Holmes County 44,004
Huron County 57,979
Jackson County 32,493
Jefferson County 64,939
Knox County 62,423
Lake County 229,569
Lawrence County 59,091
Licking County 178,100
Logan County 45,326
Lorain County 312,172
Lucas County 428,294
Madison County 44,559
Mahoning County 226,075
Marion County 64,820
Medina County 180,912
Meigs County 22,678
Mercer County 41,274
Miami County 107,516
Monroe County 13,586
Montgomery County 531,610
Morgan County 14,305
Morrow County 35,411
Muskingum County 86,020
Noble County 14,364
Ottawa County 40,253
Paulding County 18,648
Perry County 36,215
Pickaway County 58,658
Pike County 27,695
Portage County 162,583
Preble County 40,836
Putnam County 33,654
Richland County 120,891
Ross County 76,420
Sandusky County 58,351
Scioto County 74,347
Seneca County 54,938
Shelby County 48,337
Stark County 369,772
Summit County 538,866
Trumbull County 196,800
Tuscarawas County 91,776
Union County 60,021
Van Wert County 28,159
Vinton County 12,972
Warren County 238,412
Washington County 59,652
Wayne County 115,694
Williams County 36,565
Wood County 131,113
Wyandot County 21,711