89 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Salem | 1 | 11,636 | 11,910 | -0.42% | 1,809 | 6 | City |
| Salem | 2 | 11,636 | 11,878 | -0.42% | 1,809 | 6 | City |
| East Liverpool | 3 | 9,581 | 9,961 | -0.73% | 2,038 | 5 | City |
| East Liverpool | 4 | 9,581 | 9,931 | -0.73% | 2,038 | 5 | City |
| Unity | 5 | 9,448 | 9,726 | -0.4% | 267 | 35 | Township |
| Unity | 6 | 9,448 | 9,700 | -0.4% | 267 | 35 | Township |
| St. Clair | 7 | 7,559 | 7,794 | -0.42% | 257 | 29 | Township |
| St. Clair | 8 | 7,559 | 7,773 | -0.42% | 257 | 29 | Township |
| Columbiana | 9 | 6,822 | 6,564 | 0.72% | 1,117 | 6 | City |
| Columbiana | 10 | 6,822 | 6,577 | 0.72% | 1,117 | 6 | City |
| Center | 11 | 5,670 | 5,851 | -0.4% | 161 | 35 | Township |
| Center | 12 | 5,670 | 5,835 | -0.4% | 161 | 35 | Township |
| Salem | 13 | 5,665 | 5,216 | 1.18% | 256 | 22 | Township |
| Salem | 14 | 5,665 | 5,241 | 1.18% | 256 | 22 | Township |
| Salem | 15 | 5,220 | 5,319 | -0.34% | 180 | 29 | Township |
| Salem | 16 | 5,220 | 5,310 | -0.34% | 180 | 29 | Township |
| Salem | 17 | 4,974 | 5,128 | -0.38% | 160 | 31 | Township |
| Salem | 18 | 4,974 | 5,114 | -0.38% | 160 | 31 | Township |
| East Palestine | 19 | 4,616 | 4,762 | -0.58% | 1,464 | 3 | Village |
| East Palestine | 20 | 4,616 | 4,748 | -0.58% | 1,464 | 3 | Village |
| Elkrun | 21 | 4,307 | 4,351 | -0.09% | 120 | 36 | Township |
| Elkrun | 22 | 4,307 | 4,346 | -0.09% | 120 | 36 | Township |
| Calcutta | 23 | 4,126 | 4,306 | 0.63% | 339 | 12 | CDP |
| Knox | 24 | 3,917 | 4,034 | -0.43% | 111 | 35 | Township |
| Knox | 25 | 3,917 | 4,024 | -0.43% | 111 | 35 | Township |
| Liverpool | 26 | 3,766 | 3,878 | -0.37% | 521 | 7 | Township |
| Liverpool | 27 | 3,766 | 3,866 | -0.37% | 521 | 7 | Township |
| Hanover | 28 | 3,381 | 3,475 | -0.35% | 94 | 36 | Township |
| Hanover | 29 | 3,381 | 3,466 | -0.35% | 94 | 36 | Township |
| Middleton | 30 | 3,230 | 3,332 | -0.43% | 92 | 35 | Township |
| Middleton | 31 | 3,230 | 3,322 | -0.43% | 92 | 35 | Township |
| West | 32 | 3,101 | 3,164 | -0.26% | 89 | 35 | Township |
| West | 33 | 3,101 | 3,156 | -0.26% | 89 | 35 | Township |
| Wellsville | 34 | 3,007 | 3,116 | -0.66% | 1,669 | 2 | Village |
| Wellsville | 35 | 3,007 | 3,107 | -0.66% | 1,669 | 2 | Village |
| Salem | 36 | 2,705 | 2,791 | -0.37% | 74 | 37 | Township |
| Salem | 37 | 2,705 | 2,787 | -0.37% | 74 | 37 | Township |
| Salem | 38 | 2,519 | 2,504 | 0.08% | 50 | 51 | Township |
| Salem | 39 | 2,519 | 2,505 | 0.08% | 50 | 51 | Township |
| Lisbon | 40 | 2,502 | 2,594 | -0.67% | 1,486 | 2 | Village |
| Lisbon | 41 | 2,502 | 2,586 | -0.67% | 1,486 | 2 | Village |
| Salem | 42 | 2,066 | 2,081 | 0.1% | 78 | 27 | Township |
| Salem | 43 | 2,066 | 2,077 | 0.1% | 78 | 27 | Township |
| Glenmoor | 44 | 2,040 | 1,713 | 0.2% | 730 | 3 | CDP |
| Washington | 45 | 1,938 | 1,993 | -0.36% | 88 | 22 | Township |
| Washington | 46 | 1,938 | 1,988 | -0.36% | 88 | 22 | Township |
| Yellow Creek | 47 | 1,881 | 1,941 | -0.42% | 95 | 20 | Township |
| Yellow Creek | 48 | 1,881 | 1,936 | -0.42% | 95 | 20 | Township |
| Leetonia | 49 | 1,774 | 1,835 | -0.62% | 784 | 2 | Village |
| Leetonia | 50 | 1,774 | 1,829 | -0.62% | 784 | 2 | Village |
| Salem | 51 | 1,551 | 1,598 | -0.7% | 46 | 34 | Township |
| Salem | 52 | 1,551 | 1,597 | -0.7% | 46 | 34 | Township |
| Guilford Lake | 53 | 1,195 | 1,032 | 7.17% | 505 | 2 | CDP |
| Salineville | 54 | 1,158 | 1,203 | -0.77% | 524 | 2 | Village |
| Salineville | 55 | 1,158 | 1,200 | -0.77% | 524 | 2 | Village |
| New Waterford | 56 | 1,156 | 1,194 | -0.6% | 1,276 | 1 | Village |
| New Waterford | 57 | 1,156 | 1,191 | -0.6% | 1,276 | 1 | Village |
| La Croft | 58 | 1,130 | 1,048 | -0.09% | 989 | 1 | CDP |
| Salem | 59 | 1,033 | 1,059 | -0.19% | 37 | 28 | Township |
| Salem | 60 | 1,033 | 1,057 | -0.19% | 37 | 28 | Township |
| Salem | 61 | 924 | 955 | -1.07% | 21 | 44 | Township |
| Salem | 62 | 924 | 953 | -1.07% | 21 | 44 | Township |
| Salem | 63 | 919 | 954 | -0.43% | 25 | 36 | Township |
| Salem | 64 | 919 | 953 | -0.43% | 25 | 36 | Township |
| Salem | 65 | 902 | 907 | 0% | 36 | 25 | Township |
| Salem | 66 | 902 | 908 | 0% | 36 | 25 | Township |
| Bolton | 67 | 889 | 896 | 7.11% | 1,174 | 1 | CDP |
| Lake Tomahawk | 68 | 850 | 713 | 2.91% | 1,029 | 1 | CDP |
| Salem | 69 | 819 | 812 | 0.49% | 42 | 20 | Township |
| Salem | 70 | 819 | 813 | 0.49% | 42 | 20 | Township |
| Salem | 71 | 786 | 820 | -1.01% | 30 | 26 | Township |
| Salem | 72 | 786 | 818 | -1.01% | 30 | 26 | Township |
| Homeworth | 73 | 700 | 663 | 2.19% | 565 | 1 | CDP |
| Washingtonville | 74 | 695 | 715 | -0.57% | 1,040 | 1 | Village |
| Washingtonville | 75 | 695 | 713 | -0.57% | 1,040 | 1 | Village |
| Salem | 76 | 455 | 466 | -1.09% | 18 | 25 | Township |
| Salem | 77 | 455 | 466 | -1.09% | 18 | 25 | Township |
| Maple Ridge | 78 | 422 | 606 | -5.17% | 229 | 2 | CDP |
| Hanoverton | 79 | 341 | 354 | -0.87% | 491 | 1 | Village |
| Hanoverton | 80 | 341 | 353 | -0.87% | 491 | 1 | Village |
| Negley | 81 | 311 | 352 | 0.65% | 347 | 1 | CDP |
| Marlboro | 82 | 304 | 296 | 7.04% | 707 | 0 | CDP |
| Salem Heights | 83 | 220 | 322 | 7.32% | 330 | 1 | CDP |
| Rogers | 84 | 188 | 193 | -0.53% | 828 | 0 | Village |
| Rogers | 85 | 188 | 193 | -0.53% | 828 | 0 | Village |
| East Alliance | 86 | 144 | 144 | 7.46% | 182 | 1 | CDP |
| East Rochester | 87 | 132 | 85 | -5.04% | 310 | 0 | CDP |
| Summitville | 88 | 106 | 109 | -0.93% | 115 | 1 | Village |
| Summitville | 89 | 106 | 109 | -0.93% | 115 | 1 | Village |
Salem is the largest city in Columbiana County, with a population of 11,636.
Summitville is the smallest city in Columbiana County, with a population of 106.
There are 89 cities in Columbiana County, Ohio.