34 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Norwich | 1 | 6,471 | 7,005 | -1.63% | 3,047 | 2.12 | City |
| Greene | 2 | 4,940 | 5,286 | -1.38% | 66 | 75.08 | Town |
| Sherburne | 3 | 3,811 | 3,952 | -0.83% | 88 | 43.55 | Town |
| Oxford | 4 | 3,528 | 3,595 | 0.03% | 59 | 60.06 | Town |
| Norwich | 5 | 3,420 | 3,581 | -0.9% | 82 | 41.96 | Town |
| Bainbridge | 6 | 2,954 | 3,052 | -0.77% | 86 | 34.31 | Town |
| Afton | 7 | 2,677 | 2,764 | -0.78% | 58 | 46.07 | Town |
| Guilford | 8 | 2,656 | 2,731 | -0.64% | 43 | 61.72 | Town |
| New Berlin | 9 | 2,465 | 2,519 | -0.52% | 53 | 46.13 | Town |
| North Norwich | 10 | 1,611 | 1,665 | -0.8% | 57 | 28.14 | Town |
| Plymouth | 11 | 1,571 | 1,623 | -0.76% | 37 | 42.18 | Town |
| Coventry | 12 | 1,465 | 1,515 | -0.75% | 30 | 48.52 | Town |
| Greene | 13 | 1,393 | 1,495 | -1.42% | 1,304 | 1.07 | Village |
| Sherburne | 14 | 1,353 | 1,392 | -0.59% | 891 | 1.52 | Village |
| Oxford | 15 | 1,318 | 1,352 | -0.53% | 744 | 1.77 | Village |
| Bainbridge | 16 | 1,240 | 1,277 | -0.56% | 944 | 1.31 | Village |
| Smithville | 17 | 1,215 | 1,250 | -0.65% | 24 | 50.45 | Town |
| Smyrna | 18 | 1,202 | 1,232 | -0.58% | 29 | 42.09 | Town |
| New Berlin | 19 | 902 | 909 | -0.11% | 846 | 1.07 | Village |
| Columbus | 20 | 875 | 905 | -0.79% | 23 | 37.37 | Town |
| Preston | 21 | 870 | 890 | -0.46% | 25 | 34.73 | Town |
| Otselic | 22 | 827 | 854 | -0.72% | 22 | 37.98 | Town |
| Afton | 23 | 776 | 800 | -0.64% | 508 | 1.53 | Village |
| McDonough | 24 | 774 | 795 | -0.64% | 20 | 39.04 | Town |
| Earlville | 25 | 756 | 795 | -1.05% | 699 | 1.08 | Village |
| Pitcher | 26 | 647 | 670 | -0.92% | 23 | 28.46 | Town |
| Pharsalia | 27 | 496 | 512 | -0.8% | 13 | 38.82 | Town |
| DeRuyter | 28 | 415 | 427 | -0.48% | 1,125 | 0.37 | Village |
| Lincklaen | 29 | 348 | 360 | -0.85% | 13 | 26.26 | Town |
| Smithville Flats | 30 | 342 | 318 | -0.29% | 241 | 1.42 | CDP |
| German | 31 | 295 | 308 | -1.01% | 10 | 28.41 | Town |
| Smyrna | 32 | 201 | 205 | -0.5% | 824 | 0.24 | Village |
| South Edmeston | 33 | 195 | 137 | 7.14% | 208 | 0.94 | CDP |
| Guilford | 34 | 108 | 204 | -13.6% | 81 | 1.34 | CDP |
Norwich is the largest city in Chenango County, with a population of 6,471.
Guilford is the smallest city in Chenango County, with a population of 108.
There are 34 cities in Chenango County, New York.