Ohio is the U.S state located in the Midwestern region, is the 7th most populous (11,570,808 estimate of 2013), the 34th extensive, and the 10th most densely populated state in the USA. Columbus is the largest and capital city of Ohio is a covered area of 564 km2 with a population of 822,553 at a density of 1,457 inhabitants per km2. Lakewood is the most densely populated city in Ohio with 3,566 inhabitants per km2, located in Cuyahoga County.
| Rank | Name | Population | Area (km²) | Density ( inhabitants/km²) | County |
|---|---|---|---|---|---|
| 1 | Columbus | 822,553 | 564 | 1,457 | Franklin, Delaware and Fairfield |
| 2 | Cleveland | 390,113 | 201 | 1,938 | Cuyahoga |
| 3 | Cincinnati | 297,517 | 201 | 1,473 | Hamilton |
| 4 | Toledo | 282,313 | 209 | 1,350 | Lucas |
| 5 | Akron | 198,100 | 160 | 1,233 | Summit |
| 6 | Dayton | 143,355 | 144 | 994 | Montgomery |
| 7 | Parma | 80,429 | 51 | 1,550 | Cuyahoga |
| 8 | Canton | 72,535 | 66 | 1,097 | Stark |
| 9 | Youngstown | 65,184 | 87 | 741 | Mahoning |
| 10 | Lorain | 63,710 | 61 | 1,039 | Lorain |
| 11 | Hamilton | 62,258 | 55 | 1,119 | Butler |
| 12 | Springfield | 59,357 | 66 | 897 | Clark |
| 13 | Kettering | 55,870 | 48 | 1,153 | Montgomery and Greene |
| 14 | Elyria | 53,956 | 53 | 1,012 | Lorain |
| 15 | Lakewood | 51,143 | 14 | 3,566 | Cuyahoga |
| 16 | Cuyahoga Falls | 49,267 | 66 | 742 | Summit |
| 17 | Middletown | 48,630 | 67 | 717 | Butler |
| 18 | Euclid | 48,139 | 27 | 1,748 | Cuyahoga |
| 19 | Newark | 47,777 | 53 | 888 | Licking |
| 20 | Mentor | 46,979 | 69 | 680 | Lake |
| 21 | Mansfield | 46,454 | 79 | 581 | Richland |
| 22 | Beavercreek | 45,712 | 68 | 667 | Greene |
| 23 | Cleveland Heights | 45,394 | 21 | 2,161 | Cuyahoga |
| 24 | Strongsville | 44,730 | 63 | 701 | Cuyahoga |
| 25 | Dublin | 43,607 | 63 | 685 | Franklin, Delaware and Union |
