Do you live in Grand Rapids, Michigan and ready to stay active? JAM Sports adult social leagues are perfect for meeting awesome people and playing sports like basketball, beach and court volleyball, dodgeball, flag football, kickball, pickleball, soccer, and softball. Register solo or with a team—team shirts are included with most programs! Make friends and have a blast with JAM Sports Grand Rapids! GR is an amazing place to live, and social sports leagues with friends new and old in the GR make it even better!