Mixon died of a an apparent stroke in May 2008. He survived by his wife, Leslie, a sister, Renita, two daughters, Brandy and Christy, and two grandchildren. He is interred at Crestview Memorial Gardens.
On the same month he died, Mixon was scheduled to accompany members of Billy Gafford's family to Roanoke, Virginia for a memorial service for emergency medical technicians who had died in the line of duty.
- Gray, Jeremy (May 15, 2008) "Services Friday for Birmingham fire captain who apparently died of stroke." Birmingham News