Samarinda is the capital city of the Indonesian province of East Kalimantan on the island of Borneo. The city lies on the banks of the Mahakam River with a land area of 718 km2 (277 sq mi). Samarinda ranks first on East Kalimantan Human Development Index and it is the most populous city on the entire Borneo island, with a population of 727,500 at the 2010 Census and 827,994 at the 2020 Census.Samarinda is East Kalimantan's largest exporter and fifth-largest importer. The city has the highest number of bank headquarters in East Kalimantan.In 2021, Samarinda Harbour became the busiest passenger port in East Kalimantan. The container port in Samarinda is also the busiest in East Kalimantan, handled more than 271 thousand twenty-foot equivalent units (TEU) in 2019.Samarinda is known for its traditional food amplang, as well as the cloth sarung samarinda. By 2021, The city has 3 bridge connecting its river banks, Mahakam I Bridge, Mahakam II Bridge and Mahkota II Bridge.