39 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Susquehanna township | 1 | 28,977 | 26,748 | 2.61% | 2,169 | 13.36 | Township |
| Jackson township | 2 | 9,245 | 9,335 | -0.18% | 384 | 24.06 | Township |
| Jackson township | 3 | 9,185 | 8,750 | 0.82% | 407 | 22.57 | Township |
| Jackson township | 4 | 6,333 | 6,577 | -1.11% | 215 | 29.48 | Township |
| Jackson township | 5 | 6,109 | 4,964 | 2.98% | 282 | 21.69 | Township |
| Jackson township | 6 | 5,054 | 4,638 | 5.4% | 382 | 13.22 | Township |
| Jackson township | 7 | 4,081 | 4,245 | -0.83% | 85 | 47.83 | Township |
| Bridgewater township | 8 | 2,629 | 2,628 | 0.19% | 64 | 41.04 | Township |
| Clifford township | 9 | 2,093 | 2,089 | 0.19% | 52 | 40.48 | Township |
| Jackson township | 10 | 1,852 | 1,881 | -0.38% | 46 | 40.15 | Township |
| Jackson township | 11 | 1,848 | 1,827 | 0.43% | 46 | 40.07 | Township |
| Susquehanna township | 12 | 1,845 | 1,906 | -0.59% | 66 | 27.90 | Township |
| New Milford township | 13 | 1,774 | 1,788 | -0.17% | 40 | 44.81 | Township |
| Forest City | 14 | 1,734 | 1,776 | -0.46% | 1,895 | 0.92 | Borough |
| Great Bend township | 15 | 1,671 | 1,701 | -0.36% | 46 | 36.22 | Township |
| Jackson township | 16 | 1,620 | 1,591 | 0.43% | 111 | 14.54 | Township |
| Lenox township | 17 | 1,574 | 1,596 | -0.19% | 39 | 40.63 | Township |
| Silver Lake township | 18 | 1,487 | 1,517 | -0.4% | 45 | 32.72 | Township |
| Springville township | 19 | 1,481 | 1,467 | 0.07% | 48 | 30.59 | Township |
| Susquehanna Depot | 20 | 1,331 | 1,360 | -0.45% | 1,806 | 0.74 | Borough |
| Montrose | 21 | 1,269 | 1,294 | -0.39% | 986 | 1.29 | Borough |
| Harford township | 22 | 1,231 | 1,248 | -0.32% | 37 | 32.88 | Township |
| Dimock township | 23 | 1,217 | 1,219 | 0.08% | 42 | 29.03 | Township |
| Susquehanna township | 24 | 1,213 | 1,203 | 0.83% | 73 | 16.52 | Township |
| Jackson township | 25 | 1,196 | 1,180 | 0.5% | 68 | 17.51 | Township |
| Hallstead | 26 | 1,168 | 1,172 | -0.09% | 2,794 | 0.42 | Borough |
| Rush township | 27 | 1,126 | 1,135 | -0.18% | 29 | 38.42 | Township |
| Forest Lake township | 28 | 1,114 | 1,109 | 0.45% | 37 | 29.80 | Township |
| Thompson township | 29 | 1,030 | 1,032 | -0.29% | 27 | 37.92 | Township |
| Gibson township | 30 | 1,005 | 1,005 | 0.2% | 32 | 31.89 | Township |
| New Milford | 31 | 795 | 812 | -0.38% | 782 | 1.02 | Borough |
| Great Bend | 32 | 618 | 630 | -0.32% | 2,116 | 0.29 | Borough |
| Oakland | 33 | 550 | 560 | -0.36% | 1,233 | 0.45 | Borough |
| Lanesboro | 34 | 490 | 500 | -0.41% | 187 | 2.62 | Borough |
| Hop Bottom | 35 | 301 | 308 | -0.33% | 497 | 0.61 | Borough |
| Thompson | 36 | 246 | 251 | -0.4% | 480 | 0.51 | Borough |
| Little Meadows | 37 | 240 | 242 | 0% | 99 | 2.42 | Borough |
| Union Dale | 38 | 221 | 218 | 0.46% | 92 | 2.41 | Borough |
| Friendsville | 39 | 98 | 100 | 0% | 66 | 1.50 | Borough |
Susquehanna township is the largest city in Susquehanna County, with a population of 28,977.
Friendsville is the smallest city in Susquehanna County.
There are 39 cities in Susquehanna County, Pennsylvania.