Identifiers: city · CDP · town
| Rank | Community | Population |
|---|---|---|
| 1 | Tucson (city), AZ | 542,629 |
| 2 | Casas Adobes (CDP), AZ | 70,973 |
| 3 | Catalina Foothills (CDP), AZ | 52,401 |
| 4 | Oro Valley (town), AZ | 47,070 |
| 5 | Drexel Heights (CDP), AZ | 27,523 |
| 6 | Flowing Wells (CDP), AZ | 15,657 |
| 7 | Valencia West (CDP), AZ | 14,101 |
| 8 | Saddlebrooke (CDP), AZ | 12,574 |
| 9 | Tucson Mountains (CDP), AZ | 10,862 |
| 10 | Catalina (CDP), AZ | 7,551 |
| 11 | South Tucson (city), AZ | 4,613 |
| 12 | Nelson (CDP), AZ | 249 |
| 13 | Kleindale (CDP), AZ | 165 |
| 14 | Rillito (CDP), AZ | 94 |