South Padre Island Beach Half, Relay, 5k October 16, 2019 By DestinationSPI Leave a Comment Place your text ad right here! get ready to challenge yourself! Run the beautiful beach of South Padre Island at sunrise on Nov.9th. 13.1 miles to the sounds of crashing waves and sea gulls. Relay and 5K options available also. South Padre Island.. Let’s run this beach! Place your text ad right here!