Beach in front of Nom Sao Island

Tucked away near Nom Sao Island in the Sam Roi Yot area of Prachuap Khiri Khan, this stretch of coastline is locally known as the "Secret Beach" — a fitting nickname for a place that still feels genuinely undiscovered. Set against a backdrop of dramatic limestone karsts, the beach offers eight kilometres of quiet shoreline where visitors can walk, unwind, and take in scenery that feels worlds away from the busier resort strips further north. Nearby boat rides provide access to sea caves worth exploring, adding an adventurous dimension to the visit. The atmosphere here leans strongly toward nature and tranquility rather than facilities and crowds. The water is warm and shallow, though the beach is better suited to walking and sightseeing than serious swimming. Visitors consistently highlight the sense of freedom and close connection with the natural environment as the defining appeal of the location. A few practical points are worth noting before visiting. Sandflies have been reported along the shoreline, so bringing insect repellent is advisable. The beach is open around the clock, making early morning or late afternoon visits particularly rewarding for light and cooler temperatures. There is no dedicated website for the attraction, so navigation is best handled through mapping applications using the Sam Roi Yot sub-district address. Given its remote character, visitors should plan to be self-sufficient with water and supplies, as on-site amenities are limited.