Identifiers: city · CDP
| Rank | Community | Population |
|---|---|---|
| 1 | Riverside (city), CA | 314,998 |
| 2 | Moreno Valley (city), CA | 208,634 |
| 3 | Corona (city), CA | 157,136 |
| 4 | Murrieta (city), CA | 110,949 |
| 5 | Temecula (city), CA | 110,003 |
| 6 | Menifee (city), CA | 102,527 |
| 7 | Hemet (city), CA | 89,833 |
| 8 | Perris (city), CA | 78,700 |
| 9 | Lake Elsinore (city), CA | 70,265 |
| 10 | Eastvale (city), CA | 69,757 |
| 11 | Wildomar (city), CA | 36,875 |
| 12 | French Valley (CDP), CA | 35,280 |
| 13 | Norco (city), CA | 26,316 |
| 14 | Temescal Valley (CDP), CA | 26,232 |
| 15 | Mead Valley (CDP), CA | 19,819 |
| 16 | El Sobrante (CDP), CA | 14,039 |
| 17 | Lakeland Village (CDP), CA | 12,364 |
| 18 | Home Gardens (CDP), CA | 11,203 |
| 19 | Canyon Lake (city), CA | 11,082 |
| 20 | Good Hope (CDP), CA | 9,468 |