Batam is a tropical island and largest city in Riau Islands Province of Indonesia, known by foreign investors for its Free Trade Zone, as part of the Sijori Growth Triangle, is located 20 km (12 mi) off Singapore's south coast. The 715 km² (276 miles²) island has a population of 1,153,860 ( April 2012).

Batam is located west of Bintan Island, south of Singapore, north of Rempang and east of Bulan Island. The Riau Strait (Selat Riau) separates Batam and Bintan. Batam has Tropical rainforest climate with average temperatures between 26-32°C.Humidity in the region ranges from 73% to 96%. In general throughout the region, being a wet season from November to April and a dry season from May to October. Average annual rainfall is around 2,600 mm. The local governmental offices reside in Batam Centre. The biggest community on the island is Lubuk Baja (formerly known as Nagoya). Other residential area include Baloi Garden, Sekupang, Nongsapura (Nongsa), Waterfront City (Teluk Senimba), Batu Ampar, Jodoh.