| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Cambridge | 1 | 1,061 | 1,070 | -0.47% | 797 | 1 | City |
| Arapahoe | 2 | 944 | 996 | -1.36% | 972 | 1 | City |
| Oxford | 3 | 695 | 719 | -0.86% | 764 | 1 | Village |
| Beaver City | 4 | 519 | 535 | -0.76% | 608 | 1 | City |
| Holbrook | 5 | 195 | 201 | -1.02% | 1,211 | 0 | Village |
| Edison | 6 | 108 | 111 | -0.92% | 287 | 0 | Village |
| Wilsonville | 7 | 72 | 75 | -1.37% | 270 | 0 | Village |
| Hendley | 8 | 21 | 22 | -4.55% | 99 | 0 | Village |
Cambridge is the largest city in Furnas County, with a population of 1,061.
Hendley is the smallest city in Furnas County, with a population of 21.
There are 8 cities in Furnas County, Nebraska.