Our mission is to provide FUN FAIR COMPETITIVE PLAY for Irvine youth basketball players in grades TK through 12th. Below you will find the latest news and announcements from the league. On the navigation bar above you can learn more about IYBL, now in its 36th year of existence. You can also register your child and locate their team's page once the season begins. Thanks for visiting our site and we'll see you on the court!