| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Susquehanna | 1 | 28,658 | 26,769 | 0.79% | 2,145 | 13 | Township |
| Jackson | 2 | 9,428 | 8,757 | 1.37% | 418 | 23 | Township |
| Jackson | 3 | 9,377 | 9,321 | 0.31% | 390 | 24 | Township |
| Jackson | 4 | 7,077 | 4,977 | 7.47% | 326 | 22 | Township |
| Jackson | 5 | 6,506 | 6,578 | 0.09% | 221 | 29 | Township |
| Jackson | 6 | 4,551 | 4,643 | -0.37% | 344 | 13 | Township |
| Jackson | 7 | 4,040 | 4,233 | -0.88% | 84 | 48 | Township |
| Bridgewater | 8 | 2,632 | 2,621 | 0.3% | 64 | 41 | Township |
| Clifford | 9 | 2,087 | 2,092 | -0.24% | 52 | 40 | Township |
| Jackson | 10 | 1,853 | 1,824 | 0.05% | 46 | 40 | Township |
| Jackson | 11 | 1,841 | 1,878 | -0.32% | 46 | 40 | Township |
| Susquehanna | 12 | 1,826 | 1,905 | -0.76% | 65 | 28 | Township |
| New Milford | 13 | 1,781 | 1,789 | 0.06% | 40 | 45 | Township |
| Forest City | 14 | 1,733 | 1,775 | -0.46% | 1,894 | 1 | Borough |
| Great Bend | 15 | 1,681 | 1,697 | -0.06% | 46 | 36 | Township |
| Jackson | 16 | 1,612 | 1,591 | 0.06% | 111 | 15 | Township |
| Lenox | 17 | 1,590 | 1,596 | 0.06% | 39 | 41 | Township |
| Silver Lake | 18 | 1,498 | 1,515 | 0% | 46 | 33 | Township |
| Springville | 19 | 1,483 | 1,468 | 0% | 48 | 31 | Township |
| Susquehanna Depot | 20 | 1,330 | 1,361 | -0.45% | 1,805 | 1 | Borough |
| Montrose | 21 | 1,270 | 1,292 | -0.39% | 987 | 1 | Borough |
| Harford | 22 | 1,254 | 1,248 | 0.4% | 38 | 33 | Township |
| Dimock | 23 | 1,228 | 1,219 | 0.33% | 42 | 29 | Township |
| Jackson | 24 | 1,200 | 1,185 | 0.42% | 69 | 18 | Township |
| Susquehanna | 25 | 1,195 | 1,204 | -0.33% | 72 | 17 | Township |
| Rush | 26 | 1,168 | 1,136 | 1.13% | 30 | 38 | Township |
| Hallstead | 27 | 1,165 | 1,176 | -0.17% | 2,787 | 0 | Borough |
| Forest Lake | 28 | 1,114 | 1,114 | 0.36% | 37 | 30 | Township |
| Thompson | 29 | 1,041 | 1,029 | 0.19% | 27 | 38 | Township |
| Gibson | 30 | 1,013 | 1,007 | 0.3% | 32 | 32 | Township |
| Jackson | 31 | 956 | 917 | 1.16% | 39 | 25 | Township |
| Susquehanna | 32 | 946 | 969 | -0.32% | 144 | 7 | Township |
| Jackson | 33 | 924 | 863 | 0.11% | 13 | 72 | Township |
| Jackson | 34 | 886 | 902 | -0.23% | 71 | 12 | Township |
| Jackson | 35 | 838 | 853 | -0.12% | 32 | 26 | Township |
| New Milford | 36 | 792 | 812 | -0.5% | 780 | 1 | Borough |
| Brooklyn | 37 | 784 | 790 | -0.25% | 32 | 24 | Township |
| Lathrop | 38 | 775 | 767 | 0.65% | 38 | 20 | Township |
| Herrick | 39 | 721 | 709 | 0.42% | 29 | 25 | Township |
| Choconut | 40 | 685 | 680 | 0.59% | 34 | 20 | Township |
| Jackson | 41 | 629 | 622 | 0% | 34 | 18 | Township |
| Great Bend | 42 | 617 | 631 | -0.48% | 2,113 | 0 | Borough |
| Jackson | 43 | 599 | 581 | 0.5% | 16 | 37 | Township |
| Oakland | 44 | 546 | 561 | -0.55% | 1,224 | 0 | Borough |
| Ararat | 45 | 516 | 526 | 0% | 28 | 19 | Township |
| Oakland | 46 | 503 | 490 | 0.6% | 31 | 16 | Township |
| Lanesboro | 47 | 495 | 502 | -0.2% | 189 | 3 | Borough |
| Thompson | 48 | 427 | 437 | -0.23% | 19 | 22 | Township |
| Apolacon | 49 | 424 | 423 | 0% | 19 | 22 | Township |
| Jackson | 50 | 394 | 394 | 0.51% | 11 | 37 | Township |
| Jackson | 51 | 362 | 379 | -1.36% | 13 | 29 | Township |
| Hop Bottom | 52 | 315 | 309 | 0.32% | 520 | 1 | Borough |
| Kingsley | 53 | 249 | 263 | -0.8% | 4.0 | 61 | Township |
| Thompson | 54 | 245 | 250 | -0.41% | 479 | 1 | Borough |
| Little Meadows | 55 | 242 | 246 | -0.41% | 100 | 2 | Borough |
| Union Dale | 56 | 221 | 219 | 0% | 92 | 2 | Borough |
| Gibson | 57 | 162 | 179 | -2.99% | 2.0 | 94 | Township |
| Friendsville | 58 | 97 | 100 | -1.02% | 65 | 1 | Borough |
Susquehanna is the largest city in Susquehanna County, with a population of 28,658.
Friendsville is the smallest city in Susquehanna County, with a population of 97.
There are 58 cities in Susquehanna County, Pennsylvania.