Terceira is a volcanic island in the Azores archipelago, in the middle of the North Atlantic Ocean. It is one of the larger islands of the archipelago, with a population of 56,000 inhabitants in an area of approximately 396.75 square kilometres.

Where is Terceira island?

Terceira Island, Portuguese Ilha Terceira, island, part of the Azores archipelago of Portugal, in the North Atlantic Ocean. It occupies an area of 153 square miles (397 square km). Angra do Heroísmo, Terceira Island, Azores, Portugal.

How long is Terceira Island?

Geography. The second most inhabited island of the Azores, with 56,437 inhabitants (2011 data), the Terceira island has 401.9 sq. Km, with 30.1 km long and 17.6 km at its maximum width.