Koh Samui has some of the most varied beaches in Thailand — seven kilometres of Chaweng sand on one coast, quiet crescents like Silver Beach and Choeng Mon on another, and long, empty stretches on the north and west that could easily be mistaken for different islands. What you want out of a beach — swimming, sunsets, food, family-friendly shallows, snorkelling — changes which coast you should be on.
This is a long-term resident's guide: which beaches are genuinely best, which ones are worth revisiting in different seasons, and the practical details (parking, food, water quality, sunrise/sunset orientation) that a ten-minute scroll through travel sites won't tell you.
1. Chaweng Beach
The longest and most popular beach on the island, Chaweng stretches roughly 7 km along the east coast. The sand is fine and white, the water is crystal clear in the northern and central sections, and the beach is backed by the island's densest strip of restaurants, bars, hotels, and shops. It's the social hub of Samui — genuinely fun if you want energy and nightlife close at hand.
Best for: Swimming, water sports, beach-bar lunches, first-time visitors. Orientation: East-facing, so sunrises rather than sunsets. Water quality: Generally excellent; some erosion in the central strip but the northern end (Chaweng Noi) is particularly good. Honest downsides: Can feel busy in high season, and the southern end has more erosion and jet-ski activity than you'd want for a quiet day. Choose the northern half (Chaweng Noi) for calmer beach days.
2. Choeng Mon Beach
Just 5 minutes from Park Samui and a consistent favourite among our long-term tenants. Choeng Mon is a crescent-shaped bay on the northeast tip with calm, shallow water, soft sand, and a gentle arc of restaurants and boutique resorts. It's the beach we visit most often ourselves, and the one we recommend to almost every first-time tenant.
Best for: Families, daily swimming, morning walks, sunset dinners. Orientation: North-facing, which means both sunrise light over the bay and sunset light from the side — a rare combination. Water quality: Clean, calm, and shallow for a long way out — safe for young children. Honest downsides: Genuinely very few. The beach can get busy around the main resort access points in peak season, but it's long enough to find quieter stretches.
Seafood restaurants directly on the beach (The Waves, Dining on the Rocks nearby, plus several Thai-owned spots) make Choeng Mon one of the best dinner-at-sunset beaches on the island.
3. Lamai Beach
Samui's second-largest beach and a great balance between liveliness and relaxation. The southern end is quieter with the famous Hin Ta and Hin Yai rock formations (the "grandfather and grandmother" rocks), while the northern stretch has a bustling village atmosphere with beach-bar dining and a Sunday walking market.
Best for: Swimming, mid-budget beachfront food, yoga and wellness visitors. Orientation: East-facing, so sunrise. Water quality: Good swimming with some seagrass patches in shallow areas. Honest downsides: The road runs close to parts of the beach, so shoreline noise is more noticeable here than at Choeng Mon or Maenam. The small beach-bar nightlife strip at the northern end doesn't suit everyone.
Lamai is a half-hour drive from Plai Laem — genuinely worth the trip for its different character, but probably not your weekly beach unless you live on the southeast coast.
4. Bophut Beach (Fisherman's Village)
Bophut's charm lies in its character rather than its beach alone. The preserved old Fisherman's Village has converted wooden shophouses into boutique shops, galleries, and restaurants, and the Friday Walking Street market is the best weekly event on the island. The beach itself is quiet, north-facing, and genuinely good for evening walks with some of Samui's most reliable sunset views across to Koh Phangan.
Best for: Sunset walks, dinner and drinks, shopping, Friday-night market atmosphere. Orientation: North-facing with west-tilted sunset views. Water quality: Decent for swimming but with darker sand and less clarity than the eastern beaches — more of a dining-and-walking beach than a swim-all-day beach. Honest downsides: The sand isn't the white-postcard quality of Chaweng or Choeng Mon. On Fridays the central streets get crowded and parking becomes difficult.
5. Maenam Beach
A long, quiet beach on the north coast popular with long-term residents. Maenam has a laid-back local feel, excellent affordable Thai restaurants just set back from the beach, and a weekly night market Thursday evenings. The beach runs for roughly 4 km of mostly empty sand — one of the best morning-walk beaches on the island.
Best for: Morning walks, quiet swims, local Thai food, long-term residents wanting a calm beach routine. Orientation: North-facing, with Koh Phangan visible across the channel on clear days. Water quality: Calm, shallow, safe — particularly good for children and hesitant swimmers. Honest downsides: Sand is a little coarser than Choeng Mon or Lipa Noi. Fewer beachfront restaurants than the east-coast beaches, though the set-back options are excellent.
Maenam is the beach long-term tenants seem to discover around month three and then visit weekly for the rest of their stay.
6. Lipa Noi Beach
On the west coast, Lipa Noi is one of Samui's best-kept secrets. The water is shallow and calm far out into the bay — you can walk 50 metres and still be waist-deep — making it ideal for families with young children, kayaking, and paddleboarding. Sunsets here are spectacular, looking out across the channel toward Ang Thong National Marine Park.
Best for: Families, kayaking, sunset-watching, quiet days. Orientation: West-facing — the best sunset beach on the island, no contest. Water quality: Extremely calm and shallow, though visibility is slightly lower than the east coast due to the shallow sand shelf. Honest downsides: You need your own transport. It's a 30–40 minute drive from the northeast coast, and amenities are more spread out than on the busier beaches.
7. Silver Beach (Crystal Bay)
Tucked between rocks on the east coast between Chaweng and Lamai, Silver Beach is a small cove with turquoise water and healthy reef. The snorkelling here is some of the best directly off a Samui beach. It's small enough to feel exclusive and beautiful enough to justify the drive even if you're based far from it.
Best for: Snorkelling, swimming, photography, a change of pace from your local beach. Orientation: East-facing. Water quality: Exceptional — the clearest water of any easily-accessible Samui beach. Honest downsides: Small — it can feel crowded in peak season. Parking and access go through a resort, so expect a small entry or parking fee. The beach itself is a 50-metre cove, not a long stretch.
Planning Your Beach Days
Different beaches work best in different weather. A few practical notes:
- Windiest months on the east coast: November through January. Chaweng and Lamai can have choppier water and less comfortable sunbathing.
- Calmest months on the east coast: February through September.
- The west coast (Lipa Noi) is typically calmer during monsoon months when the east is rougher — worth keeping in mind as a fallback.
- Sunday mornings at any beach are the quietest window; Saturday afternoons are the busiest.
- Parking is free at most beach-access roads. Beach chairs typically cost THB 100–200 per day, usually waived if you order food or drinks.
Making the Most of Samui's Beaches
One of the genuine advantages of a long-term rental in Koh Samui is having time to explore these seven beaches at your own pace, across seasons, rather than rushing them into a single week-long holiday. You can pick the right beach for the weather, for your mood, and for what time of day you're heading out. Choeng Mon for a Tuesday morning swim. Bophut on a Friday evening. Lipa Noi for Sunday sunset. Maenam for a long walk after a difficult work day.
For a deeper look at which coast suits your daily-life routine, see our neighbourhoods guide. If sea views and outdoor living are what's drawing you to a Samui rental in the first place, our villa-style rental in Samui page covers what each end of the villa market actually delivers — and the trade-off between a private pool and an open compound with two large shared pools.
If you're still planning your arrival, our pricing and availability, the Superior Town House, and the Deluxe Town House are all a 5-minute drive from Choeng Mon and a 15-minute drive from Bophut — a good geographic base for exploring most of the beaches on this list.