Surabaya

Surabaya is the capital and largest city of East Java province and the second-largest city in Indonesia, after Jakarta. Located on the northeastern corner of Java island, on the Madura Strait, it is one of the earliest port cities in Southeast Asia. According to the National Development Planning Agency, Surabaya is one of the four main central cities of Indonesia, alongside Jakarta, Medan, and Makassar. The city covers a land area of 334.50 km2, and had a population of 2,874,314 within its city limits at the 2020 census. With 3,003,860 people living in the city as of mid 2025 (comprising 1,487,077 males and 1,516,783 females) and over 10 million in the extended Surabaya metropolitan area, according to the latest official estimate, Surabaya is the second-largest metropolitan area in Indonesia. Surabaya metropolitan area also has ASEAN's 6th largest economy, ahead of Hanoi. In 2023, the city's GRP PPP was estimated at US$150.294 billion.

From the Wikipedia article Surabaya, CC BY-SA 4.0.