<P> The series debuted on January 26 , 2017 to positive reviews . A 22 - episode second season premiered on October 11 , 2017 , and is scheduled to conclude on May 16 , 2018 . On April 2 , 2018 , The CW renewed the series for a third season . </P>
<P> The series debuted on January 26 , 2017 to positive reviews . A 22 - episode second season premiered on October 11 , 2017 , and is scheduled to conclude on May 16 , 2018 . On April 2 , 2018 , The CW renewed the series for a third season . </P>
when did the first episode of season 2 riverdale air
when did the first episode of season 2 riverdale air
October 11 , 2017
October 11 , 2017