Identifiers: city · CDP
| Rank | Community | Population |
|---|---|---|
| 1 | Los Angeles (city), CA | 3,898,747 |
| 2 | Santa Clarita (city), CA | 228,673 |
| 3 | Glendale (city), CA | 196,543 |
| 4 | Pasadena (city), CA | 138,699 |
| 5 | East Los Angeles (CDP), CA | 118,786 |
| 6 | Downey (city), CA | 114,355 |
| 7 | West Covina (city), CA | 109,501 |
| 8 | El Monte (city), CA | 109,450 |
| 9 | Inglewood (city), CA | 107,762 |
| 10 | Burbank (city), CA | 107,337 |
| 11 | Norwalk (city), CA | 102,773 |
| 12 | Compton (city), CA | 95,740 |
| 13 | Carson (city), CA | 95,558 |
| 14 | Santa Monica (city), CA | 93,076 |
| 15 | South Gate (city), CA | 92,726 |
| 16 | Hawthorne (city), CA | 88,083 |
| 17 | Buena Park (city), CA | 84,034 |
| 18 | Alhambra (city), CA | 82,868 |
| 19 | Lakewood (city), CA | 82,496 |
| 20 | Bellflower (city), CA | 79,190 |