The San Antonio Book Festival's 2025 author lineup will include over 100 notable local, regional, and national authors. The lineup includes nationally renowned authors such as Martín Espada, Stephen Graham Jones, Erin Entrada Kelly, Nita Prose, Cristina Rivera Garza, and more.

The festival is a full day of author presentations, panel discussions, book sales, signings, activities for children and teens, and food trucks. It showcases debut authors and established writers, introducing attendees to new literary talents and connecting them with their favorite authors.

The event takes place at both the Central Library and UTSA Southwest Campus in downtown San Antonio.