Rock Bar
Reggae, floor cushions and a seat on the actual rocks, with cold beer at prices that won't sting.
Plan your visit
- Hours
- Mon–Sat 11:00–02:00, Sun 11:00–00:00
- Price
- $$$$
- Budget
Carry Your Passport or a Copy
Clubs and some bars check IDs strictly, the big clubs most of all. A photo of your passport info page on your phone usually works, but carrying a laminated photocopy is safer.
Details
Full opening hours
Is this your business?Feature it
Koh Samui after dark
Something to book for the evening in Koh Samui.
Why go, and how to do it well
Come here for the sunset and stay because you can't be bothered to move. This is a seaside bar in Maret built across several levels, with floor cushions, and if you're game, actual rocks to perch on above the water. Reggae plays throughout. Cannabis is available on site, and a fair chunk of the crowd is here for exactly that, so factor it into your evening if it's not your thing.
Drinks are cheap and cold, and the short food menu does the job. People single out the fried rice and the banana in coconut milk. A few drinkers have found the staff coolly indifferent, the kind of service where nobody's fussing over whether you stay or go. Others describe the welcome as one of the warmest on the island. My read is that it depends who's on, and that if you want attentive table service you're in the wrong bar.
Written by Mac Kiley · Updated Oct 2026
Stay within reach of Rock Bar
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Koh Samui after dark
Something to book for the evening in Koh Samui.
Around here, on foot
Well-rated places within a short walk of Rock Bar, nearest first. Minutes are at an easy pace in the heat.
- 1 minLamai Thai Cooking SchoolActivities & Tours · 40 m · 5.0★
- 1 minHin Ta Hin YaiActivities & Tours · 80 m · 4.2★
- 2 minBelugaHotels & Resorts · 140 m · 4.6★
- 4 minYoga Black Cat & White CatWellness & Spas · 310 m · 4.9★
- 7 minRoyal Beach Boutique ResortHotels & Resorts · 560 m · 4.6★
- 8 minMakro SupermarketMarkets & Shopping · 650 m · 4.4★
Experience hints
Pair your visit. After Rock Bar, round out your day in Koh Samui with contrasting stops nearby.
Reviews from Google
The Rock Bar in Koh Samui offers a charming seaside experience with great hospitality and a relaxed atmosphere. The fried rice was well-prepared, and the banana with coconut milk made for a delightful local dessert. Combined with the scenic ocean views and calm setting, it’s an excellent spot to unwind and enjoy authentic Thai flavors. Highly recommended for travelers seeking a serene dining experience by the beach. Rastafari Vibes!!
Such a hidden gem in Koh Samui! 🌊 The Rock Bar has the perfect island vibe — laid-back, breezy, and right by the sea. The staff were super welcoming, and the food was simple yet delicious. The view of the sunset from here is truly magical. A must-visit if you’re looking to relax with good food and a peaceful atmosphere! 🌅✨
This place is simply amazing, a real go-to spot for all stoners out there. Very peaceful with a cool reggae-inspired design. They have weed available, the music is great, the service is friendly, and the prices are affordable. Definitely the place to chill tonight.
A sample of visitor reviews from Google. Read all 1,467 reviews on Google.
92 84310 126/92 Moo 3 Tambon Maret, Amphoe Ko Samui, Chang Wat Surat Thani 84310, Thailand
Open in Google MapsMore nightlife & bars nearby
All within 1.4 km of Rock Bar.
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Tips for Visiting Nightlife & Bars
Know the Closing Times
Legal closing time is 2 AM for most venues, though enforcement varies. In Bangkok's designated entertainment zones (RCA, Silom Soi 2/4, Khao San), some clubs stay open until 4 AM. Islands tend to be more relaxed about hours.
Buy Bucket Drinks Cautiously
Island bucket drinks (mixed spirits in a small bucket) are cheap and fun but notoriously strong and inconsistent. Stick to one, stay hydrated, and never leave your drink unattended at beach parties.
Arrange Your Ride Home
Use Grab (ride-hailing app) to get home safely — taxis outside nightlife areas late at night often refuse meters. Set up the app before going out, and keep your phone charged.
Rock Bar: Frequently Asked Questions
Is Rock Bar worth visiting?
Rock Bar holds a 4.7★ rating from 1,467 Google reviews, placing it among the highest-rated nightlife & bars in Koh Samui.
What are the opening hours of Rock Bar?
Rock Bar is typically open 11:00–02:00 — see the full day-by-day schedule in the location info on this page. Hours can change on Thai public holidays, so check ahead for holiday visits.
How expensive is Rock Bar?
Rock Bar is budget-friendly (฿) relative to other nightlife & bars in Koh Samui.
When is the best time to visit Rock Bar?
The best months to visit Koh Samui are January – September, with the most reliable weather. Crowds peak in July – August & December — going early in the day usually means fewer people. Months to think twice about: October – December (Gulf Coast monsoon).
Where is Rock Bar located?
Rock Bar is at 92 84310 126/92 Moo 3 Tambon Maret, Amphoe Ko Samui, Chang Wat Surat Thani 84310, Thailand, in Koh Samui. Getting around Koh Samui: Songthaews (fixed routes around the ring road); Motorbike or scooter rental.
Also popular in Koh Samui
Elephant Jungle Sanctuary Samui (Soi 1 Branch)
Lamai food court
Hua Thanon Fish Market
Urban Thai
Similar Nightlife & Bars across Thailand
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