Cleanest beaches in Koh Samet

Thailand • Tropical island with white-sand beaches near Bangkok

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🏖️ 10 Cleanest beaches

For travelers who care about pristine conditions, we highlight the cleanest beaches in Koh Samet—where both sand and sea are consistently free of litter and algae. These spots stand out in real videos for their freshness and care, making them ideal for barefoot walks and safe swimming.

Ao Chor beach at Koh Samet

Ao Chor

Tranquil, crescent-shaped bay known for its wooden pier & relaxed vibe

Calm water Very clean
Ao Hin Khok beach at Koh Samet

Ao Hin Khok

Small scenic beach with signature black rocks, relaxed vibe.

Very clean Sunbeds
Ao Kiew beach at Koh Samet

Ao Kiew

Exclusive, pristine twin bays featuring luxury and total seclusion.

Quiet Very clean
Ao Nuan beach at Koh Samet

Ao Nuan

Hidden, rustic cove. Very quiet and natural.

Quiet Very clean
Ao Prao beach at Koh Samet

Ao Prao

Ao Prao is a high-end, quiet beach on the west coast, known for luxury

Calm water Very clean
Ao Thian beach at Koh Samet

Ao Thian

Small, quiet, rocky bay known for its serene and natural atmosphere.

Calm water Very clean
Ao Wai beach at Koh Samet

Ao Wai

Long, quiet sandy beach. Relaxed, few resorts, good swimming.

Calm water Very clean
Noi Na beach at Koh Samet

Noi Na

quiet, secluded area,away from the busy, more tourist-oriented beaches

Calm water Quiet
Sai Kaew beach at Koh Samet

Sai Kaew

Sai Kaew is Koh Samet's main and largest beach

Very clean Sunbeds
Wong Duean beach at Koh Samet

Wong Duean

Long, curved sandy beach. Popular, family-friendly, many resorts.

Calm water Quiet

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Well-kept spots around Koh Samet stay consistently clean — find 10 amazing options: Ao Chor beach featuring relaxing atmosphere, Ao Hin Khok beach loved for its peaceful setting and impeccable maintenance, and Ao Kiew beach loved for its calm setting, not to mention relaxing mood, with further choices available along the coastline. Recurring themes in reports include consistently clean water, well-maintained shorelines, and generally peaceful environments, for additional details, please visit the individual beach page.