Jax Book Fest

Jax Book Fest returns 9:30 a.m. to 4 p.m. on Saturday, Sept. 19, with New York Times bestselling authors John Patrick Green, Jennifer Lynn Barnes, and Emma Straub.

Mango and Brash fans: Meet John Patrick Green, creator of the InvestiGators series at Jax Book Fest 2026.

Jax Book Fest featured author Jennifer Lynn Barnes is the #1 New York Times bestselling author of more than 20 acclaimed young-adult novels.

Jax Book Fest featured author Emma Straub is the New York Times bestselling author of seven books for adults including American Fantasy.

At Jax Book Fest 2026, we've got an amazing lineup of New York Times bestselling authors and over 100 local authors who are scheduled to appear!

Tiya Miles is a National Book Award winner and the author of eight books, including four prizewinning histories about race and slavery.

Jax Book Fest is a big, bold celebration of authors, authorship, and the written word—held annually at the Main Library in Downtown Jacksonville. This year, Jax Book Fest is being held over two Saturdays in September

Mac Barnett is the ninth U.S. National Ambassador for Young People’s Literature and a New York Times-bestselling author of stories for children.

Meet the New York Times and USA TODAY bestselling author of the Keeper of the Lost Cities series at Jax Book Fest: Youth Readers' Day.

Jax Book Fest returns this year over two Saturdays at the Main Library, on September 13 & 20. This annual celebration brings together authors, readers, writers, and book lovers of all types.