This is a list of the largest cities in Baja California. Populations are 2005 National Population Council (CONAPO) estimates.[1] The following list includes information of cities from the Baja California municipalities of Mexicali, Ensenada, Playas de Rosarito, Tijuana and Tecate. Over 75% of the population lives in the largest city; Tijuana, the capital; Mexicali, or the port city of Ensenada
| 1 - TijuanaFile:Mexicaliatnight.jpg | 2 - MexicaliFile:Ensenada-mexico-night-flag-sm.jpg | 3 - EnsenadaFile:Rosarito Beach Hotel.jpg | 4 - RosaritoFile:Tecate-parque.png | 5 - TecateFile:San-felipe-baja-california-2000.jpg | 9 - San Felipe |
| Rank | City | Municipality | Population | |
| 1 | 1,650,351 | |||
| 2 | 996,826 | |||
| 3 | 689,075 | |||
| 4 | 65,278 | |||
| 5 | 64,764 | |||
| 6 | 29,311 | |||
| 7 | 26,860 | |||
| 8 | Guadalupe Victoria | 17,119 | ||
| 9 | 16,702 | |||
| 10 | 7,055 | |||
| 11 | 7,014 | |||
| 12 | 6,877 | |||
| 13 | 6,814 | |||
| 14 | 6,406 | |||
| 15 | 5,835 | |||
| 16 | 5,333 | |||
| 17 | 5,278 | |||
| 18 | 5,082 | |||
| 19 | 5,071 | |||
| 20 | 5,021 | |||
| 21 | 4,697 | |||
| 22 | 4,021 | |||
| 23 | 3,758 | |||
| 24 | 3,390 | |||
| 25 | 3,255 | |||
| 26 | 3,065 | |||
| 27 | 2,696 | |||
| 28 | 2,235 | |||
| 29 | 1,797 | |||
| 30 | 1,615 | |||
| 31 | Andalucia | 1,116 | ||
| 32 | 1,113 | |||
| 33 | 1,109 |