Royal baby to be raised at Kensington Palace
23 July 2013 Last updated at 13:42 BST
The royal couple and their son are expected to spend much of their time in the coming years in renovated quarters at Kensington Palace, where William and Harry also grew up.
Comparisons have inevitably been drawn between the childhood of the two princes, and the future that awaits baby Cambridge.
Daniela Relph reports.