13 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Beatrice | 1 | 12,324 | 12,222 | 0.14% | 1,261 | 10 | City |
| Wymore | 2 | 1,331 | 1,372 | -0.52% | 745 | 2 | City |
| Adams | 3 | 630 | 597 | 0.96% | 1,059 | 1 | Village |
| Cortland | 4 | 515 | 515 | 0% | 1,936 | 0 | Village |
| De Witt | 5 | 509 | 524 | -0.39% | 1,195 | 0 | Village |
| Blue Springs | 6 | 277 | 279 | 0% | 354 | 1 | City |
| Clatonia | 7 | 262 | 264 | 0% | 963 | 0 | Village |
| Odell | 8 | 254 | 262 | -0.39% | 934 | 0 | Village |
| Pickrell | 9 | 191 | 191 | 0% | 1,785 | 0 | Village |
| Filley | 10 | 118 | 121 | 0% | 1,083 | 0 | Village |
| Barneston | 11 | 88 | 90 | 0% | 361 | 0 | Village |
| Virginia | 12 | 70 | 72 | 0% | 707 | 0 | Village |
| Liberty | 13 | 38 | 38 | 0% | 154 | 0 | Village |
Beatrice is the largest city in Gage County, with a population of 12,324.
Liberty is the smallest city in Gage County, with a population of 38.
There are 13 cities in Gage County, Nebraska.