Pekanbaru is the capital city of the Indonesian province of Riau, and a major economic centre on the eastern side of Sumatra Island with its name derived from the Malay words for 'new market' ('pekan' is market and 'baru' is new). It has an area of, with a population of 897,767 at the 2010 Census, and 983,356 at the 2020 Census; the official estimate as at mid 2022 was 1,007,540 (comprising 506,231 males and 501,309 females). It is located on the banks of the Siak River, which flows into the Strait of Malacca, Pekanbaru has direct access to the busy strait and has long been known as a trading port.