Long Island is an island of the Andaman Islands. It belongs to the North and Middle Andaman administrative district, part of the Indian union territory of Andaman and Nicobar Islands. The island is located north from Port Blair.
The island belongs to the East Baratang Group and lies east of Porlob Island.
The island has a tropical monsoon climate (Köppen climate classification Am).
Politically, Long Island, along with neighboring East Baratang Group, is part of Rangat Taluk.
There are three villages on the island: Long Village, Middle Village, and Lalaji Bay. Parkinson point (the northern tip of the island), was previously also inhabited. The island has its own power house, boat building yard, senior secondary school, bank, wireless facilities, hospital, Range Forest Office and police outpost. Long Island is an isolated settlement without any road network.
The island is reachable by boat from Port Blair, or from Rangat.
Merk Bay and Lalaji Bay are two beaches popular as a picnic spot in this island. The island is a good location for beach camping. The rest houses are mainly managed by the forest department. A visit to nearby Guitar Island is also popular.