44 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Bath | 1 | 11,237 | 11,398 | -0.4% | 118 | 95 | Town |
| Corning | 2 | 10,629 | 10,586 | 0.08% | 3,446 | 3 | City |
| Hornell | 3 | 7,926 | 8,233 | -0.76% | 2,417 | 3 | City |
| Erwin | 4 | 7,830 | 8,071 | -0.52% | 203 | 39 | Town |
| Corning | 5 | 5,739 | 5,901 | -0.43% | 156 | 37 | Town |
| Bath | 6 | 5,502 | 5,594 | -0.33% | 1,735 | 3 | Village |
| Hornellsville | 7 | 3,932 | 4,012 | -0.28% | 92 | 43 | Town |
| Wayland | 8 | 3,672 | 3,723 | -0.16% | 95 | 39 | Town |
| Canisteo | 9 | 3,201 | 3,285 | -0.44% | 59 | 54 | Town |
| Campbell | 10 | 3,057 | 3,156 | -0.55% | 75 | 41 | Town |
| Addison | 11 | 2,312 | 2,393 | -0.64% | 91 | 26 | Town |
| Cohocton | 12 | 2,177 | 2,262 | -0.68% | 39 | 56 | Town |
| Canisteo | 13 | 2,136 | 2,225 | -0.84% | 2,287 | 1 | Village |
| Urbana | 14 | 2,060 | 2,108 | -0.19% | 50 | 41 | Town |
| Caton | 15 | 2,024 | 2,040 | 0.1% | 54 | 38 | Town |
| Prattsburgh | 16 | 1,966 | 1,979 | 0% | 38 | 52 | Town |
| Avoca | 17 | 1,927 | 1,988 | -0.52% | 53 | 36 | Town |
| Lindley | 18 | 1,754 | 1,807 | -0.45% | 47 | 38 | Town |
| Painted Post | 19 | 1,702 | 1,769 | -0.76% | 1,336 | 1 | Village |
| Wayland | 20 | 1,679 | 1,744 | -0.77% | 1,486 | 1 | Village |
| Hornby | 21 | 1,650 | 1,679 | -0.6% | 40 | 41 | Town |
| Woodhull | 22 | 1,643 | 1,660 | -0.06% | 30 | 55 | Town |
| Addison | 23 | 1,537 | 1,604 | -0.84% | 812 | 2 | Village |
| Tuscarora | 24 | 1,386 | 1,385 | 0.22% | 37 | 38 | Town |
| Jasper | 25 | 1,371 | 1,415 | -0.65% | 26 | 53 | Town |
| Howard | 26 | 1,348 | 1,377 | -0.37% | 22 | 61 | Town |
| Pulteney | 27 | 1,234 | 1,258 | -0.32% | 37 | 33 | Town |
| Thurston | 28 | 1,221 | 1,251 | -0.49% | 34 | 36 | Town |
| Wheeler | 29 | 1,148 | 1,133 | 0.35% | 25 | 46 | Town |
| Rathbone | 30 | 1,140 | 1,093 | 1.24% | 32 | 36 | Town |
| Troupsburg | 31 | 1,016 | 1,013 | 0.4% | 17 | 61 | Town |
| Cameron | 32 | 894 | 896 | 0.11% | 19 | 47 | Town |
| Fremont | 33 | 875 | 895 | -0.11% | 27 | 32 | Town |
| Avoca | 34 | 821 | 856 | -0.85% | 619 | 1 | Village |
| Arkport | 35 | 759 | 788 | -0.78% | 1,094 | 1 | Village |
| Greenwood | 36 | 751 | 769 | -0.27% | 18 | 41 | Town |
| Cohocton | 37 | 707 | 734 | -0.7% | 471 | 2 | Village |
| Campbell | 38 | 678 | 672 | -0.29% | 385 | 2 | CDP |
| Savona | 39 | 665 | 690 | -0.75% | 639 | 1 | Village |
| Prattsburgh | 40 | 660 | 761 | 0% | 402 | 2 | CDP |
| Hammondsport | 41 | 578 | 597 | -0.69% | 1,651 | 0 | Village |
| Hartsville | 42 | 543 | 559 | -0.55% | 15 | 36 | Town |
| Coopers Plains | 43 | 391 | 515 | -3.22% | 475 | 1 | CDP |
| West Union | 44 | 360 | 344 | 0.84% | 9 | 41 | Town |
Bath is the largest city in Steuben County, with a population of 11,237.
West Union is the smallest city in Steuben County, with a population of 360.
There are 44 cities in Steuben County, New York.