28 °C water, 125 mm of rain on 8 days.28.5 °C water, 65 mm of rain on 4 days.29 °C water, 115 mm of rain on 5 days.30 °C water, 85 mm of rain on 6 days.30 °C water, 130 mm of rain on 11 days.30 °C water, 135 mm of rain on 10 days.29.5 °C water, 115 mm of rain on 11 days.29.5 °C water, 100 mm of rain on 10 days.29 °C water, 120 mm of rain on 11 days.29 °C water, 295 mm of rain on 16 days.29 °C water, 445 mm of rain on 16 days.28.5 °C water, 265 mm of rain on 12 days.
Calm December to April
Sand
Pale, fine
Soft, fine sand underfoot, easy on bare feet.
Wide flats at low tide
Crowds
Almost no one
Peak season on the island: more people on every beach.Peak season on the island: more people on every beach.Shoulder season: a steady trickle of visitors.Shoulder season: a steady trickle of visitors.Low season island-wide. You may have long stretches to yourself.Low season island-wide. You may have long stretches to yourself.Shoulder season: a steady trickle of visitors.Shoulder season: a steady trickle of visitors.Low season island-wide. You may have long stretches to yourself.Low season island-wide. You may have long stretches to yourself.Low season island-wide. You may have long stretches to yourself.Peak season on the island: more people on every beach.
Drops behind the island's own hills, about 1.3 km away: you get the glow, not the sun on the water.Drops behind the island's own hills, about 0.7 km away: you get the glow, not the sun on the water.Drops behind the island's own hills, about 0.5 km away: you get the glow, not the sun on the water.Drops behind the island's own hills, about 0.3 km away: you get the glow, not the sun on the water.Drops behind the island's own hills, about 0.3 km away: you get the glow, not the sun on the water.Drops behind the island's own hills, about 0.2 km away: you get the glow, not the sun on the water.Drops behind the island's own hills, about 0.2 km away: you get the glow, not the sun on the water.Drops behind the island's own hills, about 0.3 km away: you get the glow, not the sun on the water.Drops behind the island's own hills, about 0.4 km away: you get the glow, not the sun on the water.Drops behind the island's own hills, about 0.5 km away: you get the glow, not the sun on the water.Drops behind the island's own hills, about 1.1 km away: you get the glow, not the sun on the water.Drops behind the island's own hills, about 1.5 km away: you get the glow, not the sun on the water.
Calm, shallow and easy: one of the island's best for small children.
Kids rating
Food
2 places
The Cool Bar, La Taverna
Village prices
After dark
Nothing
No bars and no lights. For a night out, head to Chaweng or Bophut.
Nightlife rating
The story
12 min read
The full guide
On this page
Key facts
~3.5 km long
South coast
Very shallow, wide tidal flats
Saturday walking market, 5-11 PM
Boat pier for Koh Tan & Koh Madsum
~30 min from Lamai
~40-45 min from the airport
Overview
Bang Kao Beach (หาดบางเก่า) runs for roughly ~3.5 km along the southern coast of Koh Samui, Thailand, facing the Gulf of Thailand toward the small islands of Koh Tan and Koh Madsum. It is one of the widest and least developed shorelines on the island: a working fishing coast rather than a resort strip, where longtail boats sit on pale gold sand and the water stays shallow far past the shoreline.
Bang Kao sits west of Hua Thanon and east of the Thong Krut fishing village, roughly 30 minutes by car from Lamai and around 40-45 minutes from Samui International Airport. Unlike Chaweng or Lamai, there is no songthaew route into the area, which is a large part of why it has stayed quiet. A pier at Bang Kao doubles as the departure point for boat trips to Koh Tan (also called Coral Island) and Koh Madsum (Pig Island), and on Saturday evenings the beach road hosts a walking street market that draws both locals and the villa crowd from nearby Taling Ngam and Laem Sor.
Bang Kao Beach: wide sand and empty stretches on Samui's south coast
The Beach: Shape, Sand, and Shallow Water
Bang Kao is a long, gently curving bay of pale gold sand, backed by coconut palms and a strip of low-key fishing village houses rather than resort towers. Compared to the steep, narrow beaches on parts of the east coast, Bang Kao is unusually wide: at low tide the sand can extend a considerable distance before reaching open water, exposing sandbars, tide pools, and the occasional patch of exposed coral rubble.
A working fishing coast
Traditional longtail boats are pulled up along much of the shoreline, especially near the western end toward Thong Krut. This is still a functioning fishing community, not a beach built for tourism, so expect boats, nets, and the occasional early-morning catch being sorted on the sand rather than rows of sunbeds.
Sand and shoreline character
The sand itself is soft in most sections but turns rockier and stonier in patches, particularly toward the eastern end near Hua Thanon. Some stretches show rocks and small coral outcrops close to shore, which locals use for basic snorkeling and shell collecting at low tide. Because the beach sees relatively few visitors, it is not manicured daily the way Chaweng or Bophut are: driftwood and occasional litter can appear after storms, more so than on the island’s flagship beaches.
Is Bang Kao Beach Good for Swimming?
Bang Kao is better for wading and paddling than for serious swimming. The defining feature of this beach is how far out the shallow water extends: in places the sea stays knee-to-waist deep for a long way from shore before dropping off, which makes it feel safe for young children playing at the water’s edge but limits it for anyone wanting to swim laps or dive under waves.
At low tide, much of the shallow flat is exposed as sandbars and tide pools, good for exploring but not for swimming until the tide comes back in. Water is calmest and clearest in the dry season (roughly December-February); during the monsoon shoulder months, expect more cloudiness and the odd patch of seaweed. There are no lifeguards on duty, so supervise children directly rather than relying on the shallow depth alone.
Low tide exposes wide sand flats along Bang Kao's shallow shoreline
Saturday Walking Market
Bang Kao’s newest draw is its Saturday walking street market, one of the first beachfront night markets to open on this stretch of the south coast. Stalls line the beach road from roughly 5 PM until late, set among coconut palms with longtail boats and the silhouettes of Koh Tan and Koh Madsum visible just offshore.
What to expect
Thai street food: grilled seafood, pad thai, som tam, and regional Surat Thani dishes cooked fresh at stalls
Local crafts and produce: a smaller, more village-feel selection than Chaweng or Bophut’s bigger markets
Live music or acoustic sets on some evenings, depending on the season
A much smaller crowd than the island’s established Friday (Bophut) or Thursday (Maenam) night markets: expect a local, low-key atmosphere rather than a tourist bazaar
Tips
Bring cash: small stalls rarely take cards
Arrive by sunset for the best light over the water and the islands offshore
Because there is no public transport to Bang Kao, plan your own return trip (taxi, scooter, or hotel transfer) in advance
Boat Pier: Koh Tan and Koh Madsum Island Hopping
Bang Kao’s pier is the launch point for one of the south coast’s best-kept secrets: short boat trips out to Koh Tan (Coral Island) and Koh Madsum (Pig Island), two small islands visible from the beach. Local operators and beachfront bars/restaurants can arrange fishing-boat or longtail transfers, and speedboat tours are also bookable through island tour agencies.
Koh Tan (Coral Island)
Koh Tan sits just offshore and is known for clearer water and better snorkeling than the mainland beach, with fringing coral in spots. On official maps it is also labeled Ko Taen. It is a common stop on half-day and full-day island-hopping tours from the south coast.
Koh Madsum (Pig Island)
Koh Madsum earned its nickname from a resident family of swimming pigs on its shore, now one of the more photographed novelty stops in the Samui area. Combined Koh Tan-Koh Madsum tours are the standard package, typically run as half-day trips with snorkeling stops included; expect prices broadly in line with other Samui island-hopping tours, roughly 800-1,800 THB (~23-51 USD) per person depending on boat type and whether lunch is included. Confirm current rates locally, since small operators set their own pricing.
The stretch near Bang Kao's pier, departure point for Koh Tan and Koh Madsum
Activities
Bang Kao rewards a slower pace rather than an activity checklist. For more beaches along this coast, see the south coast guide and Thong Krut Beach, the next fishing village along.
Beach walking: the ~3.5 km length and wide sand make this one of the better stretches on the island for a long, uncrowded walk, especially at sunrise or low tide
Wading and paddling: the shallow water suits families with small children better than serious swimmers
Tide-pool exploring: at low tide, exposed sandbars and rock patches turn up shells, crabs, and small marine life
Boat trips to Koh Tan and Koh Madsum: the pier’s main draw, with snorkeling, swimming pigs, and quieter water than the mainland beach
Shell collecting: the sand and tidal flats here are noted by regular visitors as good for beachcombing
Photography: fishing boats, palm-lined sand, and views toward the offshore islands make for some of the least “postcard-crowded” beach shots on Samui
Where to Eat
Dining at Bang Kao is limited but genuine: small, family-run kitchens rather than beach clubs.
Restaurant
Cuisine
Price Range
Known For
The Cool Bar
Thai, seafood
$-$$
Fresh seafood and Thai classics near the beach
La Taverna
Italian
$$
Italian dishes in a relaxed south-coast setting
Local family eateries
Thai home cooking
$
Simple, authentic dishes, plastic-chair charm
Price guide
Budget: Thai noodle and rice dishes from ~60-100 THB (~1.50-3 USD) at village eateries
Market night: a full Saturday-market street food dinner runs about 150-300 THB (~4.50-8.50 USD) per person
Because Bang Kao has far fewer restaurants than Lamai or Chaweng, it is worth checking opening hours in advance, especially outside the Saturday market and peak season.
Nearby Attractions
Under 10 minutes
Laem Sor Pagoda: Koh Samui’s iconic golden beachfront chedi, a short drive along the south coast road, with ocean views and picnic space.
Thong Krut fishing village: the neighboring pier village, another departure point for boats to Koh Tan and Koh Madsum, with its own small seafood restaurants.
A hidden cave-shrine Buddha image: tucked into the rocks near the shore, a small, low-key stop for those exploring on foot.
Under 20 minutes
Wat Khao Chedi: a hilltop white stupa temple above the pagoda, with 360-degree views over the south and west coasts.
Taling Ngam Beach: Samui’s southwest sunset coast, facing the Five Islands and Ang Thong Marine Park.
Secret Buddha Garden: a mystical jungle sculpture garden in the island’s hilly interior, reached via a rougher access road.
Samui Butterfly Garden: a small nature attraction in the hills above the south coast.
Where to Stay
Bang Kao has far less accommodation than the east coast beaches, which is exactly its appeal for travelers seeking privacy.
Category
Average Price
Notes
Budget/mid-range
1,050-2,450 THB (~30-70 USD)/night
Small bungalow resorts and guesthouses along the beach road
Boutique villas
5,250-10,500 THB (~150-300 USD)/night
Small beachfront or hillside villa properties with pools
Larger private villas
10,500+ THB (~300+ USD)/night
Multi-bedroom beachfront houses, often a short drive from the sand
There is no large-scale resort chain here: expect independent, small-scale properties. Booking ahead matters more than on busier beaches, since the choice of rooms is limited.
Getting There
From Samui Airport (USM)
Bang Kao is on the far side of the island from the airport, roughly a 40-45 minute drive.
Airport taxi: expect a fare noticeably higher than the shorter east-coast runs, typically in the range charged for cross-island transfers; agree the price before departure
Grab (ride-hailing): works once you are on the island, though pickup availability in the Bang Kao area can be limited
Car or scooter rental: the most flexible option, since there is no scheduled public transport serving Bang Kao directly
From other beaches
From Lamai: ~20-30 minutes by car via the ring road
From Chaweng: ~30-40 minutes by car
From Taling Ngam / Nathon: ~15-20 minutes along the south/southwest coast road
A note on public transport
The island’s songthaew (shared taxi) network does not run regular routes into Bang Kao. A rented scooter or car, a private taxi, or hotel transfer is effectively required to reach the beach and its Saturday market.
Best Time to Visit
Season breakdown
Season
Months
Conditions
Rating
Peak / Dry
Dec-Feb
Sunny, calmer seas, clearest water
Hot
Mar-Apr
Hot, generally dry, good beach conditions
Inter-monsoon
May-Aug
Mixed weather, generally manageable
Monsoon
Sep-Nov
Rain more likely, choppier boat conditions to Koh Tan/Koh Madsum
Bang Kao-specific notes
The south coast can catch monsoon swells that make small-boat trips to Koh Tan and Koh Madsum choppier or occasionally suspended: check with operators before planning an island-hopping day around September-November.
December-February brings the calmest seas and best visibility for the offshore islands.
The Saturday walking market runs year-round, though it can be quieter or shortened during heavy rain.
Practical Tips
Essentials
No public transport: bring your own wheels or arrange transfers in advance
Limited amenities: shops, ATMs, and 7-Elevens are sparse compared with the east coast; stock up before heading south
Tide awareness: check tide times before planning a swim, since low tide leaves large areas of shallow flats rather than swimmable water
Footwear: reef shoes or sandals help on the rockier, coral-rubble patches near the shore
For families
The very shallow water makes Bang Kao appealing for families with younger children who want to wade and play rather than swim in deeper water, though direct supervision is still necessary since there are no lifeguards.
For photographers and quiet-seekers
Bang Kao’s fishing-village character, longtail boats, and near-total absence of crowds make it one of the more rewarding beaches on Koh Samui for photography and simply escaping the tourist circuit: the trade-off is fewer amenities and a longer drive from the main resort areas.
Who Is Bang Kao Beach Best For?
Traveler Type
Fit
Why
Families with young kids
Very shallow water is safe for wading, though lifeguard-free
Couples seeking quiet
Empty sand, few tourists, genuine local atmosphere
Island-hoppers
Direct pier access to Koh Tan and Koh Madsum
Budget/backpacker travelers
Cheap village food, but limited accommodation choice
Swimmers wanting deep water
Shallow flats better suited to wading than swimming
Nightlife seekers
No bars or clubs: go to Chaweng or Lamai instead
Photographers
Fishing boats, wide sand, and uncrowded island views
Bang Kao Beach, Koh Samui
Bang Kao Beach, Koh Samui, view 2
Bang Kao Beach, Koh Samui, view 3
Bang Kao Beach, Koh Samui, view 4
Bang Kao Beach, Koh Samui, view 5
Bang Kao Beach, Koh Samui, view 6
Bang Kao Beach, Koh Samui, view 7
Bang Kao Beach and the south coast: Koh Samui
FAQ
Is Bang Kao Beach good for swimming?
Bang Kao Beach is better suited to wading than swimming. The water stays shallow for a long distance from shore, which is safe for children to play in but limits proper swimming. At low tide, wide sandbars are exposed. There are no lifeguards, so families should supervise young children directly at all times.
How do I get to Koh Tan and Koh Madsum from Bang Kao?
Bang Kao’s pier is a direct departure point for boat trips to Koh Tan (Coral Island) and Koh Madsum (Pig Island). Local restaurants and bars near the beach can arrange fishing-boat transfers, and combined half-day tours with snorkeling are bookable through island tour operators, typically for ~800-1,800 THB (~23-51 USD) per person.
When is the Bang Kao walking market?
The Bang Kao Saturday walking street market runs from around 5 PM until late, every Saturday, along the beach road. Expect grilled seafood, Thai street food classics, and local crafts in a much smaller, more local setting than Bophut’s Friday market. Bring cash, since most stalls do not accept cards.
How far is Bang Kao Beach from the airport and Chaweng?
Bang Kao sits on Koh Samui’s south coast, roughly 40-45 minutes by car from Samui International Airport and about 30-40 minutes from Chaweng. There is no songthaew route into the area, so a rented scooter, car, or private taxi/transfer is needed to reach the beach.
Is Bang Kao Beach crowded?
No. Bang Kao is one of the least developed and least visited beaches on Koh Samui, favored by travelers who want a quiet, working fishing-village atmosphere over resort infrastructure. Expect long empty stretches of sand even during the December-February peak season.
Is Bang Kao Beach clean?
Mostly tidy but not manicured. Bang Kao is a working fishing coast, so longtail boats, nets and some driftwood sit on the sand, and litter can wash up after storms, more than on Chaweng or Bophut. Reviews range from “peaceful” to “dirty”, so expect a village beach rather than a resort one, and choose the drier months (December-February) for the clearest water.
Is Bang Kao Beach worth visiting?
Yes, if you want empty sand, a fishing-village feel and the pier for Koh Tan and Koh Madsum. Skip it for deep-water swimming, nightlife or sunbeds with service. Pair it with the Saturday market and Laem Sor Pagoda for a relaxed south-coast day.
Is Bang Kao the nicest beach on Koh Samui?
That depends on what you want. Bang Kao suits quiet walks and shallow wading. For swimming, sunbeds and restaurants, compare the options in our Koh Samui beaches guide, or see Lamai and Chaweng.
What else is near Bang Kao Beach?
Laem Sor Pagoda, Koh Samui’s golden beachfront chedi, sits a short drive away (the cove beside it is covered in our Laem Sor Beach guide), along with the hilltop Wat Khao Chedi temple and Taling Ngam Beach further along the southwest coast. The neighboring Thong Krut fishing village offers similar boat trips and a handful of extra seafood restaurants.
