# Largest municipalities in Ohio

The following is a list of the 50 most populous incorporated cities in the U.S. state of Ohio. The population is according to the 2018 census estimates from the United States Census Bureau.
County seat†
State capital and county seat‡
| Rank | Name | Population (2018) | Population (2010) | Change | County |
| 1 | Columbus †† | 892,533 | 787,003 | +13.41% | Franklin (seat), Delaware, Fairfield |
| 2 | Cleveland † | 383,793 | 396,698 | −3.25% | Cuyahoga |
| 3 | Cincinnati † | 302,605 | 296,943 | +1.91% | Hamilton |
| 4 | Toledo † | 274,975 | 287,208 | −4.26% | Lucas |
| 5 | Akron † | 198,006 | 199,110 | −0.55% | Summit |
| 6 | Dayton † | 140,640 | 141,759 | −0.79% | Montgomery |
| 7 | Parma | 78,751 | 81,601 | −3.49% | Cuyahoga |
| 8 | Canton † | 70,458 | 73,007 | −3.49% | Stark |
| 9 | Youngstown † | 64,958 | 66,982 | −3.02% | Mahoning (seat), Trumbull |
| 10 | Lorain | 64,028 | 64,097 | −0.11% | Lorain |
| 11 | Hamilton † | 62,174 | 62,477 | −0.48% | Butler |
| 12 | Springfield † | 59,282 | 60,608 | −2.19% | Clark |
| 13 | Kettering | 55,103 | 56,163 | −1.89% | Montgomery, Greene |
| 14 | Elyria † | 53,881 | 54,533 | −1.20% | Lorain |
| 15 | Lakewood | 50,100 | 52,131 | −3.90% | Cuyahoga |
| 16 | Newark † | 50,029 | 47,573 | +5.16% | Licking |
| 17 | Cuyahoga Falls | 49,272 | 49,267 | +0.01% | Summit |
| 18 | Middletown | 48,861 | 48,694 | +0.34% | Butler, Warren |
| 19 | Dublin | 48,647 | 41,751 | +16.52% | Franklin, Delaware, Union |
| 20 | Beavercreek | 47,391 | 45,193 | +4.86% | Greene |
| 21 | Mentor | 47,273 | 47,159 | +0.24% | Lake |
| 22 | Euclid | 46,936 | 48,920 | −4.06% | Cuyahoga |
| 23 | Mansfield † | 46,560 | 47,821 | −2.64% | Richland |
| 24 | Strongsville | 44,853 | 44,750 | +0.23% | Cuyahoga |
| 25 | Cleveland Heights | 44,373 | 46,238 | −4.03% | Cuyahoga |
| 26 | Fairfield | 42,613 | 42,510 | +0.24% | Butler, Hamilton |
| 27 | Grove City | 41,495 | 35,575 | +16.64% | Franklin |
| 28 | Findlay † | 41,324 | 41,202 | +0.30% | Hancock |
| 29 | Lancaster | 40,414 | 38,780 | +4.21% | Fairfield |
| 30 | Westerville | 40,387 | 36,120 | +11.81% | Delaware, Franklin |
| 31 | Delaware † | 39,930 | 34,753 | +14.90% | Delaware |
| 32 | Warren † | 38,382 | 41,557 | −7.64% | Trumbull |
| 33 | Reynoldsburg | 38,278 | 35,893 | +6.64% | Fairfield, Franklin, Licking |
| 34 | Huber Heights | 38,174 | 38,101 | +0.19% | Montgomery, Miami |
| 35 | Lima † | 36,862 | 38,771 | −4.92% | Allen |
| 36 | Hilliard | 36,414 | 28,435 | +28.06% | Franklin |
| 37 | Marion † | 36,087 | 36,837 | −2.04% | Marion |
| 38 | Gahanna | 35,551 | 33,248 | +6.93% | Franklin |
| 39 | Upper Arlington | 35,522 | 33,771 | +5.18% | Franklin |
| 40 | Brunswick | 34,897 | 34,255 | +1.87% | Medina |
| 41 | Stow | 34,857 | 34,837 | +0.06% | Summit |
| 42 | North Ridgeville | 33,889 | 29,465 | +15.01% | Lorain |
| 43 | Fairborn | 33,658 | 32,770 | +2.71% | Greene |
| 44 | Mason | 33,586 | 30,712 | +9.36% | Warren |
| 45 | Massillon | 32,410 | 32,149 | +0.81% | Stark |
| 46 | Westlake | 32,233 | 32,729 | −1.52% | Cuyahoga |
| 47 | North Olmsted | 31,591 | 32,718 | −3.44% | Cuyahoga |
| 48 | Bowling Green † | 31,578 | 30,028 | +5.16% | Wood |
| 49 | North Royalton | 30,239 | 30,444 | −0.67% | Cuyahoga |
| 50 | Kent | 29,662 | 28,904 | +2.62% | Portage |