The 36-year-old star, who broke up with Disick in July, believes buying a new home will help give her and their three children, Mason, five, Penelope, three, and Reign, eight months, a fresh start, reported OK! magazine.
"Up until now, everyone thought Scott was going to slowly worm his way back into her life, but this is the first real signs she's determined to get on with her life without him. She's just sick of seeing mementos of Scott everywhere she looks, and she's ready to make some new memories in a new house," a source said.