Ports are the building blocks of a houseboat included in The Sims 3: Island Paradise. Isla Paradiso has plenty of pre-made ports around town, however, one can build their own ports from scratch in any town using the stilted foundations. Additionally, one can save any of the pre-made ports to the neighborhood bin via Edit Town Mode, and then place them on lots in other worlds.
In order to move into a houseboat, it is required that one select a port first. They can move onto any of the pre-made ports with houseboats. Houseboats can also be built from scratch, so long as a barge or bow is selected for the port.
The following boat types and sizes are available for placement on ports: