The 2015 I-League 2nd Division was the eighth season of the I-League 2nd Division, the second division of football in India. Eight clubs participated this season, including Mohammedan, after they were relegated from the I-League last season. Aizawl F.C. won the league and will be the first team from Mizoram to play in I-League in 2015–16 I-League season.