[OldDeckHand]

"A recent study showed Italy has the highest number of mature men still living with their parents."

Not uncommon throughout Latin America as well, especially for women. It would be very normal for a woman in her twenties to be living at home until the time she takes a husband.

[TheDingoAteMyBaby]

There are some communities of Christians that believe in daughters living under their father’s authority until marriage, even if she is well into adulthood.