From The Big Bang Theory Wiki
- aunt Marian (0210)
- Uncle Chip (Edward)- had an accident with a Woodchipper (0403)
- Uncle Carl - KBB (Killed by Badger) (0402)
Sheldon's mother and probably also his sister live in East Texas (0204).
During his childhood, Sheldon's family lived in an aluminum house that used to slip of the cinder blocks during tornado season (0111).