12 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Bellevue | 1 | 63,085 | 65,177 | -0.66% | 2,849 | 22.14 | City |
| Papillion | 2 | 23,396 | 24,383 | -0.83% | 1,954 | 11.98 | City |
| La Vista | 3 | 16,058 | 16,777 | -0.89% | 2,850 | 5.63 | City |
| Chalco | 4 | 10,323 | 10,092 | -0.43% | 3,840 | 2.69 | CDP |
| Gretna | 5 | 8,880 | 9,314 | -0.97% | 1,277 | 6.95 | City |
| Offutt AFB | 6 | 5,873 | 5,280 | 1.42% | 1,481 | 3.96 | CDP |
| Springfield | 7 | 1,509 | 1,508 | 0% | 934 | 1.62 | City |
| La Platte | 8 | 160 | 136 | 1.91% | 567 | 0.28 | CDP |
| Melia | 9 | 95 | 120 | 6.74% | 66 | 1.44 | CDP |
| Richfield | 10 | 50 | 14 | 6.38% | 33 | 1.51 | CDP |
| Beacon View | 11 | 38 | 26 | 8.57% | 141 | 0.27 | CDP |
| Linoma Beach | 12 | 30 | 19 | 7.14% | 57 | 0.52 | CDP |
Bellevue is the largest city in Sarpy County, with a population of 63,085.
Linoma Beach is the smallest city in Sarpy County.
There are 12 cities in Sarpy County, Nebraska.