Lila lives in a farmhouse with her mother and brothers. Their entire existence is kept a secret due to her father's dangerous field work with S.H.I.E.L.D. and the Avengers. Natasha Romanoff was the only other person to be aware of Barton having a family and she become close with them and even developing a aunt like relationship with Barton's children.
When her father returned with the Avengers, Lila greeted him by hugging him. Lila then asked Barton if he had brought Romanoff with him which Romanoff interpret by telling Lila to hug her. Lila then approached Thor and looked at him while he thought about the dream Wanda Maximoff showed him. Lila enjoys drawing, and presented Natasha Romanoff with a crayon picture of a butterfly. When Barton returned home from battling Ultron, Lila and her brother were reading books.
- Clint Barton/Hawkeye - Father
- Laura Barton - Mother
- Cooper Barton - Brother
- Nathaniel Pietro Barton - Brother
- In the Ultimate Marvel comics, Clint and Laura's daughter is named Nicole Barton, after her godfather Nick Fury, and instead of being the family's middle child she is the youngest. She, along with her mother and her siblings, was murdered by a black ops team that was led in Barton's home by a traitor within the Ultimates, an alternate version of the Avengers.