A Paper Towns movie is in the works.

From Deadline:

After completing its adaptation of the John Green novel The Fault In Our Stars, Fox 2000 has made a deal for the 2008 Green novel Paper Towns, and it is working on bringing bring back together not only the producers and the screenwriters for another go but also one of the stars. Paper Towns will be built around actor-singer Nat Wolff, who co-stars in The Fault In Our Stars and stars in the upcoming Palo Alto. Scott Neustadter and Michael H. Weber are going to adapt, and Temple Hill’s Wyck Godfrey and Marty Bowen are producing. The scribes will be exec producers along with Green.