When does The 100 return?

The 100 premiered on March 19, 2014, on the CW network, and ended on September 30, 2020. The series is based on the young adult novel series The 100 by Kass Morgan. The 100 follows descendants of post-apocalyptic survivors from a space habitat, the Ark, who return to Earth nearly a century after a devastating nuclear apocalypse. The juvenile delinquents include Clarke Griffin (Eliza Taylor) and Bellamy Blake (Bob Morley)