Map - Biak

Biak is an island located in Cenderawasih Bay near the northern coast of Papua, an Indonesian province, and is just northwest of New Guinea. Biak is the largest island in its small archipelago, and has many atolls, reefs, and corals.

The largest population centre is at Kota Biak (Biak City) on the south coast. The rest of the island is thinly populated with small villages.

Biak is part of the Biak Islands (Kepulauan Biak), and is administered by Biak Numfor Regency.

Biak covers an area of 2,455 km2 The island is 72 km long and 37 km wide at its widest point. The highest point is approximately 740 meters elevation, located in the northwest of the island.

The island of Supiori lies close to the northwest, separated from Biak by a narrow, shallow channel. The smaller Padaido Islands lie south and southeast of Biak.

Collectively Biak, Supiori, the Padaido Islands, and the island of Numfor to the southwest are known as the Schouten Islands, also called the Biak Islands or Geelvink Islands. Biak is the largest island in the group, and the most populated. The islands enclose Cenderawasih Bay on the north. The island of Yapen lies south of Biak and the Padaido Islands, separated by a broad channel.

The island is administered by Biak Numfor Regency, which also includes Numfor and the Padaido Islands. The administrative center is at Biak City. Supiori was formerly part of Biak Numfor Regency, but was made a separate regency in 2004.