Burks was born in Grandview, Missouri, to Steve and Dina Burks. He has an older brother, Steve Jr. His father played collegiate basketball at the University of Washington. Burks attended Grandview High School, where he averaged 23.0 points, 6.8 rebounds, 3.0 assists and 1.6 steals as a senior. He was named the 2009 Missouri Gatorade Player of the Year and was the Kansas City Star and Metro Sports Player of the Year. Burks led the Bulldogs to a 29-2 record during his senior season and set a school record for points scored over the course of his high-school career. Burks held basketball camps for children in the Kansas City area during the summer of 2016. He also hosted "Strikes for Kids," raising money to support The Brighton A Life Scholarship to benefit Utah Valley University students. In the summer of 2015, Burks participatedin NBA Fit Week in the Philippines to help promote the importance of healthy living. He also visited Glendale Middle School as part of the 2013-14 NBA Fit Live Healthy Week. Learn more about Burks by following him on Twitter (@AlecBurks10).