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Official Roster of Ohio Officers
2017-2018
Local Government: Counties
Click on any underlined column heading to sort list by that column.
County Name
County Seat
Population
Website
Adams County
West Union
28,550
Link to Website
Allen County
Lima
106,331
Link to Website
Ashland County
Ashland
53,139
Link to Website
Ashtabula County
Jefferson
101,497
Link to Website
Athens County
Athens
66,186
Link to Website
Auglaize County
Wapakoneta
45,949
Link to Website
Belmont County
Saint Clairsville
70,400
Link to Website
Brown County
Georgetown
44,846
Link to Website
Butler County
Hamilton
368,130
Link to Website
Carroll County
Carrollton
28,836
Link to Website
Champaign County
Urbana
40,097
Link to Website
Clark County
Springfield
138,333
Link to Website
Clermont County
Batavia
197,363
Link to Website
Clinton County
Wilmington
42,040
Link to Website
Columbiana County
Lisbon
107,841
Link to Website
Coshocton County
Coshocton
36,901
Link to Website
Crawford County
Bucyrus
43,784
Link to Website
Cuyahoga County
Cleveland
1,280,122
Link to Website
Darke County
Greenville
52,959
Link to Website
Defiance County
Defiance
39,037
Link to Website
Delaware County
Delaware
174,214
Link to Website
Erie County
Sandusky
77,079
Link to Website
Fairfield County
Lancaster
146,156
Link to Website
Fayette County
Washington Court House
29,030
Link to Website
Franklin County
Columbus
1,163,414
Link to Website
Fulton County
Wauseon
42,698
Link to Website
Gallia County
Gallipolis
30,934
Link to Website
Geauga County
Chardon
93,389
Link to Website
Greene County
Xenia
161,573
Link to Website
Guernsey County
Cambridge
40,087
Link to Website
Hamilton County
Cincinnati
802,374
Link to Website
Hancock County
Findlay
74,782
Link to Website
Hardin County
Kenton
32,058
Link to Website
Harrison County
Cadiz
15,864
Link to Website
Henry County
Napoleon
28,215
Link to Website
Highland County
Hillsboro
43,589
Link to Website
Hocking County
Logan
29,380
Link to Website
Holmes County
Millersburg
42,366
Link to Website
Huron County
Norwalk
59,626
Link to Website
Jackson County
Jackson
33,225
Link to Website
Jefferson County
Steubenville
69,709
Link to Website
Knox County
Mount Vernon
60,921
Link to Website
Lake County
Painesville
230,041
Link to Website
Lawrence County
Ironton
62,450
Link to Website
Licking County
Newark
166,492
Link to Website
Logan County
Bellefontaine
45,858
Link to Website
Lorain County
Elyria
301,356
Link to Website
Lucas County
Toledo
441,815
Link to Website
Madison County
London
43,435
Link to Website
Mahoning County
Youngstown
238,823
Link to Website
Marion County
Marion
66,501
Link to Website
Medina County
Medina
171,332
Link to Website
Meigs County
Pomeroy
23,770
Mercer County
Celina
40,814
Link to Website
Miami County
Troy
102,506
Link to Website
Monroe County
Woodsfield
14,642
Link to Website
Montgomery County
Dayton
535,153
Link to Website
Morgan County
McConnelsville
15,054
Link to Website
Morrow County
Mount Gilead
34,827
Link to Website
Muskingum County
Zanesville
86,074
Link to Website
Noble County
Caldwell
14,645
Ottawa County
Port Clinton
41,428
Link to Website
Paulding County
Paulding
19,614
Link to Website
Perry County
New Lexington
36,058
Link to Website
Pickaway County
Circleville
55,698
Link to Website
Pike County
Waverly
28,709
Link to Website
Portage County
Ravenna
161,419
Link to Website
Preble County
Eaton
42,270
Link to Website
Putnam County
Ottawa
34,499
Link to Website
Richland County
Mansfield
124,475
Link to Website
Ross County
Chillicothe
78,064
Link to Website
Sandusky County
Fremont
60,944
Link to Website
Scioto County
Portsmouth
79,499
Link to Website
Seneca County
Tiffin
56,745
Link to Website
Shelby County
Sidney
49,423
Link to Website
Stark County
Canton
375,586
Link to Website
Summit County
Akron
541,781
Link to Website
Trumbull County
Warren
210,312
Link to Website
Tuscarawas County
New Philadelphia
92,582
Link to Website
Union County
Marysville
52,300
Link to Website
Van Wert County
Van Wert
28,744
Link to Website
Vinton County
McArthur
13,435
Link to Website
Warren County
Lebanon
212,693
Link to Website
Washington County
Marietta
61,778
Link to Website
Wayne County
Wooster
114,520
Link to Website
Williams County
Bryan
37,642
Link to Website
Wood County
Bowling Green
125,488
Link to Website
Wyandot County
Upper Sandusky
22,615
Link to Website