The incident occurred on Rectory Walk around 11.45pm on Wednesday November 1.
Humberside Police say they had attempted to gain access through a window of a ground floor flat belonging to a woman in her 70s. They ran off before returning to the back of the same property and smashing a window.
The youths were wearing grey hooded tops and thought to be aged between 16 and 18 years old.
Anyone with any information can call 101 quoting log 643 of 01/11/17.