The beach at Haad son has only one resort on it naed after the beach itself, Haad Son Resort. The beach is located next to Haad Yoa and is up on the west coast of Koh Phangan. The beach is small and mostly untouched as the one resort that is there is tucked down the northen end of the beach.
For a day trip here, park in Haad Son or get a taxi to drop you off there, its customery to get a drink or so in the restuarnt there if using their car park and anyway its the only restauarant and bar on the beach.
Haad Son enjoys the views over to Koh Toa and Koh Ang Tong marine park islands, the typical west coast of koh phangan view.