| City | County | 2026 Pop. ↓ |
|---|---|---|
| Alliance | Box Butte County | 7,883 |
| Aurora | Hamilton County | 4,806 |
| Ashland | Saunders County | 3,552 |
| Auburn | Nemaha County | 3,502 |
| Albion | Boone County | 1,741 |
| Ainsworth | Brown County | 1,577 |
| Arlington | Washington County | 1,333 |
| Atkinson | Holt County | 1,317 |
| Alma | Harlan County | 1,004 |
| Arapahoe | Furnas County | 944 |
| Axtell | Kearney County | 786 |
| Alda | Hall County | 656 |
| Adams | Gage County | 627 |
| Arnold | Custer County | 591 |
| Ansley | Custer County | 455 |
| Allen | Dixon County | 361 |
| Arcadia | Valley County | 282 |
| Amherst | Buffalo County | 204 |
| Ashton | Sherman County | 199 |
| Avoca | Cass County | 187 |
| Alexandria | Thayer County | 139 |
| Alvo | Cass County | 125 |
| Arthur | Arthur County | 118 |
| Anselmo | Custer County | 105 |
| Atlanta | Phelps County | 102 |
| Ayr | Adams County | 83 |
| Aten | Cedar County | 79 |
| Abie | Butler County | 67 |
| Archer | Merrick County | 59 |
| Anoka | Boyd County | 8 |