The move means that the three children will be attending Lambrook school in the Autumn term
Adelaide Cottage is a 10-minute walk from the Queen’s Windsor Castle residence
The Cambridges are said to want as normal an upbringing as possible for their children.
The duke and duchess are leasing Adelaide Cottage from the Crown Estate.
The family will move to the more private setting on the Queen's Windsor estate, and the children will start at the prep school nearby in September.
Prince William and his wife, Kate, will relocate their family from central London to more rural dwellings in Windsor
William and Kate are relocating to Adelaide Cottage in Home Park, with the children all starting at Lambrook School near Ascot in Berkshire.
The Duke and Duchess of Cambridge are set to move their family out of London during school term time, in a bid to give their children a "normal" family life, a royal source told CNN.
The Duke and Duchess of Cambridge are moving to Adelaide Cottage in Windsor to be closer to the school