Beach & Entry
Surface, sand, water entry and bottom
Surface Type
Main surface type
rocks
Sand Color
Main sand colour
grey
Water Entry
How steep the drop-off is
moderate
Shallow Distance
Metres to waist-deep water
10 m
Bottom Type
Main bottom type
rocks
Water Shoes
Whether special footwear is needed
required
Beach Length
Beach length in metres
300 m
Frequently asked questions
Ong Dung Beach: what is the water like at this beach?
At this beach, water colour — turquoise, clarity crystal, average temperature +28.0°C, warms up to +30.0°C in the warmest season. Check the exact temperature by month in the chart section.
Ong Dung Beach: what are the waves like and is it safe to swim?
Waves at this beach are — calm. Average wave height — 0.3 m. Calm water is great for families with children and those who prefer not to deal with strong swell.
Ong Dung Beach: what is the water entry and bottom like?
Water entry is — moderate. The shallow area extends for 10 metres from the shore. Bottom — rocks. Special water shoes (aqua shoes) are required — the bottom has rocks, corals or sea urchins.
Ong Dung Beach: what kind of sand and surface does the beach have?
Beach surface — rocks. Sand colour — grey. Texture — coarse. Beach length — 300 metres.
Ong Dung Beach: when is the swimming season?
The swimming season starts in November, December. It ends in September. The best month for a holiday is March. This is when the water is warmest and the weather is most comfortable.
Ong Dung Beach: is it safe to swim?
Water quality is rated as excellent. Rip currents are likely — swim only in designated areas. Jellyfish risk — low. Always watch for warning signs and follow lifeguards instructions.
Ong Dung Beach: which dangerous creatures live in the water?
The water contains: sea urchins. We recommend wearing protective footwear, not touching marine life and taking care when entering the water.
Ong Dung Beach: are there lifeguards and a first aid station?
There are no lifeguards on the beach — be especially careful when swimming.
Ong Dung Beach: where can I eat near the beach?
Popular places nearby: Phi Yến Restaurant, Thu Ba Restaurant, Con Dao Seafood. Cuisines available: Vietnamese. See the "Infrastructure" section for details.
Ong Dung Beach: what should I bring to the beach?
We recommend bringing: SPF50+ cream, Water, Food, Water shoes, Headwear, Towel, Swimsuit, Cash, First aid kit.
Ong Dung Beach: when is the best time to swim?
The best time for snorkelling is during low tide. Check tide times with your guide.
Ong Dung Beach: what are the rules and restrictions on the beach?
Touching corals is prohibited. Do not leave litter. Bring your own water and food.
Ong Dung Beach: what activities are available?
The beach offers: snorkelling, diving. See the "Activities" section above for details.
Ong Dung Beach: who is this beach best for?
Ideal for snorkelling, diving and nature lovers willing to hike an hour through tropical forest. Not suitable for families with small children or comfort lovers.
Ong Dung Beach: what makes this beach unique?
Coral reefs 300 metres offshore where diverse fish species can be seen. Also on the way to the beach is the historic Ma Thien Lanh Bridge, built by prisoners under French occupation.
Ong Dung Beach: what are the pros and cons of the beach?
Pros: Scenic rocky bay on the northwestern coast of Con Son island, Rich coral reefs 300 metres offshore, Diverse fish and marine life, Opportunity to see rare birds: imperial pigeon and Nicobar pigeon, Historic trail through tropical forest to the beach, Secluded atmosphere and untouched nature, Strong currents make diving more exciting. Cons: Accessible only on foot, about an hour through the forest, No infrastructure on the beach, No lifeguards, Strong currents, unsafe for weak swimmers, Rocky shore, water shoes needed, No shade on the beach.
Ong Dung Beach: what is near the beach?
Nearby you can visit: Ma Thien Lanh Bridge, Con Dao National Park, Mother Maria-s Cave. Detailed descriptions in the "Nearby" section above.
Ong Dung Beach: how do I get to the city of Con Dao?
The beach is located near the city of Con Dao. Full information about the city — hotels, restaurants, attractions, transport — is available on the
city page for Con Dao.