Pig Island (Koh Madsum)
A short island escape with beaches, pigs, and shallow swimming from Koh Samui
Pig Island, also known as Koh Madsum, is a small island just off the south coast of Koh Samui. It’s best known for its relaxed beach setting and the pigs that roam freely near the shore.
Most visits to Pig Island are done as a half-day or short boat trip from Samui. The island is easy to reach, doesn’t require a full-day commitment, and is often combined with nearby stops like Koh Tan or snorkeling spots along the coast.
Pig Island is less about sightseeing and more about a laid-back beach stop. Expect shallow water, simple beach bars, time to swim, relax, and take photos rather than structured activities or hiking.
5 tours available from Koh Samui
Available Tours
Day trips and tours to Pig Island (Koh Madsum) from Koh Samui
Koh Madsum is one of the easiest island trips from Koh Samui and is popular with couples, families, and first-time visitors looking for a relaxed outing. The pigs on the island are accustomed to visitors and are usually found near the beach, which has made the island well known on social media.
Facilities on Pig Island are simple. There are a few beach bars and seating areas, but no large resorts or attractions. Most tours include free time to swim, relax on the beach, and enjoy lunch either on the island or nearby.
Pig Island works best as a short escape rather than a full-day adventure. It’s a good option if you want something easy and close to Samui, especially if you’re travelling with kids or don’t want a long boat ride.
Understanding Pig Island’s weather helps set expectations, especially since visits are weather-dependent due to the short boat crossings.
Climate Overview
Pig Island has a tropical climate similar to Koh Samui, with warm temperatures year-round, typically between 26–32°C (79–90°F).
Best Time to Visit
January to September usually offers the calmest sea conditions, making boat transfers smooth and swimming more enjoyable. These months are ideal for relaxed beach visits and short snorkeling stops.
Rainy Season
October and November can bring stronger winds and choppier seas. Tours may be adjusted or canceled depending on conditions, especially for smaller boats.
Because Pig Island is close to Samui, trips often run whenever conditions allow, but schedules can change quickly with weather.
Timing & Crowds
Morning departures are usually calmer and less busy. Midday trips can be hotter, especially with limited shade on the island.
What to Bring
Bring swimwear, sunscreen, a towel, and cash for drinks or lunch. Shade is limited, so sun protection is important.
Swimming Conditions
The water around Pig Island is shallow and generally calm, making it suitable for casual swimming rather than serious snorkeling.
Animal Etiquette
The pigs are used to people, but visitors should avoid feeding them unless instructed by guides, and always respect the animals and the island environment.