The 250-room hotel will be located at the main entrance of Legoland California, and will feature a Lego block facade.
The Lego themed hotel will feature a pool and lounge area, patio, event space and buffet restaurant.
The lobby is adorned with a large Lego castle under a painted ceiling of blue sky. All the rooms are decorated based on three popular Lego lines - Pirate, Kingdom and Adventure.
Legoland hotel will open on 5 April 2013. It has a reported investment of £30m ($47m).