A quinceañera is traditionally celebrated when a girl turns 15.
The word quinceañera refers both to the young woman reaching this milestone and to the celebration itself. In many families, the event marks a transition from childhood toward young womanhood. The tradition is especially associated with Latin America, Spain-related communities, and Latin American diaspora communities in the United States.
A typical celebration may include a religious service, a formal reception, a special dress, a court of honor, music, dancing, and a meal. Customs differ substantially by country, family, religion, and budget, so there is no single required format.
The age 15 is also why the celebration is sometimes compared with other coming-of-age ceremonies. However, a quinceañera is not legally equivalent to adulthood, and its social meaning is more important than any change in legal status. Families may emphasize faith, family heritage, personal achievement, or community ties.