Carcelén is a borough of San Serena, located in the north of the city. Carcelén is primarily a residential borough, home to a large student population from the Universidad de San Serena in the neighbouring borough of Villa Elisa.
|Barrios of San Luis|
| Aravaca - Carcelén - Cuerabaca - El Centro - Esquina - Neuquén - Pasadiso - Puerto Guillerme|
Puerto Sassari - San Lorenzo - San Rafael - Villa Elisa - Villa García - Villa Mateo