Sanxenxo has long been an important reference for practicing water sports. Proof of this is that it has hosted important sailing events such as the "Volvo Ocean Race 2005/06" Challenge Audi or Master Corte Ingles, among others.

Facilities at the Marina Juan Carlos I, meet all the conditions to be considered one of the best marinas on the peninsula. Inaugurated by His Majesty Don Juan Carlos Primero in 2005, the port area also has a shopping area, and has become a point a must for all those who come to Sanxenxo.

In addition to sailing, the coast of Sanxenxo offer the opportunity to practice many other sports and activities.

For those who wish to enjoy a boat ride, there are several companies that rent boats with or without skipper. Also, from the ports of Sanxenxo and Portonovo catamarans depart to visit the Isle of Ons. And the more daring can enjoy water-skiing, kayaking, scuba diving, windsurfing, surfing, etc.