5 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Bellevue | 1 | 64,588 | 65,154 | -0.15% | 2,738 | 24 | City |
| Papillion | 2 | 25,093 | 25,558 | -0.31% | 2,008 | 12 | City |
| La Vista | 3 | 16,425 | 16,779 | -0.36% | 2,915 | 6 | City |
| Gretna | 4 | 9,153 | 9,315 | -0.29% | 1,317 | 7 | City |
| Springfield | 5 | 1,542 | 1,508 | 0.39% | 954 | 2 | City |
Bellevue is the largest city in Sarpy County, with a population of 64,588.
Springfield is the smallest city in Sarpy County, with a population of 1,542.
There are 5 cities in Sarpy County, Nebraska.