Surabaya metropolitan area

Surabaya metropolitan area Gerbangkertosusila
Megacity and Megalopolis
Other transcription(s)
• Javanese	ꦒꦼꦂꦧꦁ​ꦏꦼꦂꦠꦱꦸꦱꦶꦭ Gerbangkertasusila
From top, left to right: Downtown Surabaya, aerial view of Gresik Regency, Mojokerto at night, Suramadu Bridge that connects Surabaya and Bangkalan Regency, Brahu Temple Trowulan in Mojokerto Regency, Gelora Delta Stadium in Sidoarjo Regency, a mangrove tree in Lamongan Regency and ISS view of Greater Surabaya during nighttime.
Country	Indonesia
Province	East Java
Core city	Surabaya
Satellite city	Mojokerto
Regencies	Gresik Regency Bangkalan Regency Mojokerto Regency Sidoarjo Regency Lamongan Regency
Area
• Metro	6,310.06 km2 (2,436.33 sq mi)
Population  (mid 2023 estimate)
• Urban	6,251,766
• Metro	9,958,656
• Metro density	1,600/km2 (4,100/sq mi)
GDP Megacity [1]
• GDP[n 1]	IDR 2,037,094 trillion (2023)
• Nominal	US$ 133.647 billion (2023)
• PPP	US$ 428.025 billion (2023)
Time zone	UTC+7 (Indonesia Western Time)
GDP metro	2023[1]
- Total	Rp 1,541.080 trillion US$ 101.105 billion US$ 323.805 billion (PPP)
- Per capita	Rp 130.624 million US$ 8,570 US$ 27,446 (PPP)
Highest elevation 3,339 m/10,955 ft (Arjuno-Welirang, in Mojokerto Regency)

The Surabaya metropolitan area or Greater Surabaya, known locally as Gerbangkertosusila (Javanese: ꦒꦼꦂꦧꦁ​ꦏꦼꦂꦠꦱꦸꦱꦶꦭ, romanized: Gěrbangkěrtåsusila, from Gresik-Bangkalan-Mojokerto-Surabaya-Sidoarjo-Lamongan), is a metropolitan area in East Java, Indonesia. It is the country's second-largest metropolitan area, after Jakarta metropolitan area. Gerbangkertosusila had also been used in presidential decree to refer to larger region which include Jombang, Bojonegoro, and Tuban.^[2]

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