Identifiers: city · CDP
| Rank | Community | Population |
|---|---|---|
| 1 | Redding (city), CA | 93,611 |
| 2 | Red Bluff (city), CA | 14,710 |
| 3 | Anderson (city), CA | 11,323 |
| 4 | Shasta Lake (city), CA | 10,371 |
| 5 | Cottonwood (CDP), CA | 6,268 |
| 6 | Happy Valley (CDP), CA | 4,949 |
| 7 | Lake California (CDP), CA | 3,377 |
| 8 | Palo Cedro (CDP), CA | 2,931 |
| 9 | Centerville (CDP), CA | 2,095 |
| 10 | Gerber (CDP), CA | 1,044 |
| 11 | Shasta (CDP), CA | 1,043 |
| 12 | Mountain Gate (CDP), CA | 815 |
| 13 | Millville (CDP), CA | 724 |
| 14 | Bend (CDP), CA | 603 |
| 15 | Proberta (CDP), CA | 237 |
| 16 | Las Flores (CDP), CA | 190 |
| 17 | Keswick (CDP), CA | 188 |