The thirteen - episode first season premiered on January 26, 2017 to positive reviews, before concluding on May 11, 2017. On March 7, 2017, The CW renewed the series for a second season, which premiered on October 11, 2017. In September 2017, a spin - off series, titled The Chilling Adventures of Sabrina, was revealed to be in development.
when does the new episodes of riverdale come out
October 11, 2017