As of 2010, the city of Tecate had a population of 64,764. Other than the city of Tecate, the municipality had 964 localities, the largest of which (with 2010 populations in parentheses) were: Lomas de Santa Anita (6,604), Nueva Colonia Hindú (4,431), classified as urban, and Cereso del Hongo (4,278), Luis Echeverría Álvarez (El Hongo) (2,411), classified as urban, and Hacienda Tecate (1,871), Valle de las Palmas (1,860), La Rumorosa (1,836), Maclovio Herrera (Colonia Aviación) (1,219), Alfonso Garzón (Granjas Familiares) (1,188), and El Mirador (1,171), classified as rural.
