 It is one of the earliest British settlements in Chennai, mainly because of the railway establishments during the 1850s.Perambur is noted for the largest presence of Anglo-Indians in Chennai (and arguably in South India) because of the erstwhile British settlements in and around Perambur, during the construction and running of the Integral Coach Factory (ICF).The ICF is located only in Perambur with an ancillary unit in Kolkata in India.