County
|
City Pop.
|
City
|
Adams
|
3,010
|
West Union
|
Allen
|
35,868
|
Lima
|
Ashland
|
19,282
|
Ashland
|
Ashtabula
|
17,933
|
Ashtabula
|
Athens
|
24,311
|
Athens
|
Auglaize
|
9,840
|
Wapakoneta
|
Belmont
|
6,216
|
Martins Ferry
|
Brown
|
4,453
|
Georgetown
|
Butler
|
62,947
|
Hamilton
|
Carroll
|
3,092
|
Carrollton
|
Champaign
|
11,125
|
Urbana
|
Clark
|
58,763
|
Springfield
|
Clermont
|
6,497
|
Milford
|
Clinton
|
12,502
|
Wilmington
|
Columbiana
|
11,825
|
Salem
|
Coshocton
|
11,043
|
Coshocton
|
Crawford
|
11,625
|
Bucyrus
|
Cuyahoga
|
367,991
|
Cleveland
|
Darke
|
12,715
|
Greenville
|
Defiance
|
16,971
|
Defiance
|
Delware
|
42,814
|
Delaware
|
Erie
|
24,758
|
Sandusky
|
Fairfield
|
40,763
|
Lancaster
|
Fayette
|
14,496
|
Washington Court House
|
Franklin
|
906,528
|
Columbus
|
Fulton
|
7,525
|
Wauseon
|
Gallia
|
3,308
|
Gallipolis
|
Geauga
|
5,206
|
Chardon
|
Greene
|
46,636
|
Beavercreek
|
Guernsey
|
10,014
|
Cambridge
|
Hamilton
|
308,935
|
Cincinnati
|
Hancock
|
39,942
|
Findlay
|
Hardin
|
7,951
|
Kenton
|
Harrison
|
3,042
|
Cadiz
|
Henry
|
8,794
|
Napoleon
|
Highland
|
6,483
|
Hillsboro
|
Hocking
|
7,349
|
Logan
|
Holmes
|
3,165
|
Millersburg
|
Huron
|
17,015
|
Norwalk
|
Jackson
|
6,209
|
Jackson
|
Jefferson
|
17,962
|
Steubenville
|
Knox
|
16,894
|
Mount Vernon
|
Lake
|
47,221
|
Mentor
|
Lawrence
|
10,434
|
Ironton
|
|
County
|
City Pop.
|
City
|
Licking
|
50,383
|
Newark
|
Logan
|
14,076
|
Bellefontaine
|
Lorain
|
65,430
|
Lorain
|
Lucas
|
268,508
|
Toledo
|
Madison
|
10,514
|
London
|
Mahoning
|
60,270
|
Youngstown
|
Marion
|
35,868
|
Marion
|
Medina
|
35,340
|
Brunswick
|
Meigs
|
2,181
|
Middleport
|
Mercer
|
10,898
|
Celina
|
Miami
|
26,432
|
Troy
|
Monroe
|
2,211
|
Woodsfield
|
Montgomery
|
137,571
|
Dayton
|
Morgan
|
1,644
|
McConnelsville
|
Morrow
|
3,504
|
Mount Gilead
|
Muskingum
|
24,721
|
Zanesville
|
Noble
|
1,685
|
Caldwell
|
Ottawa
|
5,978
|
Port Clinton
|
Paulding
|
3,565
|
Paulding
|
Perry
|
4,434
|
New Lexington
|
Pickaway
|
14,106
|
Circleville
|
Pike
|
4,146
|
Waverly
|
Portage
|
27,751
|
Kent
|
Preble
|
8,358
|
Eaton
|
Putnam
|
4,411
|
Ottawa
|
Richland
|
47,669
|
Mansfield
|
Ross
|
22,009
|
Chillicothe
|
Sandusky
|
15,821
|
Fremont
|
Scioto
|
18,014
|
Portsmouth
|
Seneca
|
17,841
|
Tiffin
|
Shelby
|
20,421
|
Sidney
|
Stark
|
70,426
|
Canton
|
Summit
|
189,347
|
Akron
|
Trumbull
|
39,020
|
Warren
|
Tuscarawas
|
17,585
|
New Philadelphia
|
Union
|
26,223
|
Marysville
|
Van Wert
|
11,039
|
Van Wert
|
Vinton
|
1,770
|
McArthur
|
Warren
|
35,089
|
Mason
|
Washington
|
13,417
|
Marietta
|
Wayne
|
26,751
|
Wooster
|
Williams
|
8,638
|
Bryan
|
Wood
|
30,677
|
Bowling Green
|
Wyandot
|
6,619
|
Upper Sandusky
|
|