The Côn Đảo Islands are an archipelago of Bà Rịa–Vũng Tàu Province, in the Southeast region of Vietnam, and a district of this province.
The islands are composed of magmatic rocks of different ages. Hòn Bảy Cạnh, Hòn Cau and Hòn Bông Lang are composed of cretaceous microgranit rocks.
The island group is served by Côn Đảo Airport situated on the largest island in the archipelago, Côn Sơn Island. Côn Sơn airport has IATA airport code is VCS. The total size of Côn Sơn Airport is 3.792 square meter, with 1 runway has 1.830 meters.
The estimated population of Con Dao Island is 5,000.
A new hydrofoil service from Vũng Tàu to Côn Đảo was started in February 2019.
Formerly a Khmer Empire territory known as Koh Tralach, កោះត្រឡាច (“Wax gourd Island”), the islands were settled by the Vietnamese by the 17th century.
On June 16, 1702, the English East India Company founded a settlement on Pulo Condore as an entrepôt for ships plying between India and China.
Many of the islands were given protected status in 1984 as part of Côn Đảo National Park.
The total land area reaches 75.15 km2 (29.02 sq mi).
The French Indochinese government named the group of islands Poulo-Condore Islands, a name that derives from the islands’ Malay name Pulo Condore