Identifiers: city · CDP
| Rank | Community | Population |
|---|---|---|
| 1 | Astoria (city), OR | 10,181 |
| 2 | Seaside (city), OR | 7,115 |
| 3 | Warrenton (city), OR | 6,277 |
| 4 | Gearhart (city), OR | 1,793 |
| 5 | Knappa (CDP), OR | 1,007 |
| 6 | Svensen (CDP), OR | 853 |
| 7 | Jeffers Gardens (CDP), OR | 424 |
| 8 | River Point (CDP), OR | 397 |