Sidoarjo

Sidoarjo Regency is a regency in East Java, Indonesia. The regency has its capital in the Sidoarjo District and covers an area of approximately 719.34 km2, making it the geographically smallest regency in the province. Nevertheless, Sidoarjo is densely populated, with an estimated 2,027,874 residents as of mid-2024. Its location south of Surabaya makes it an integral part of the Gerbangkertosusila metropolitan area, sharing borders with Surabaya, Gresik, Pasuruan, Mojokerto, and the Madura Strait.

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