Kunnavakkam, Thimmavaram, Thenmelpakkam, Vallam, Alapakkam, Thiruporur cross-road, Malalinatham, Nenmeli, Melamaiyur, Singaperumalkoil, Pulipakkam, Veerapuram, Pattaravakkam, Pazhaveli, Chettipunniyam, and Tirumani. Geography Chengalpattu is located at . It has an average elevation of 36 metres (118 ft). Lake Kolavai is the largest located in Chengalpattu. Demographics Population According to 2011 census, Chengalpattu had a population of 62,579 with a sex-ratio of 1,020 females for every 1,000 males, much above the national average of 929. A total of 5,884 were under the age of six, constituting 3,045 males and 2,839 females. Scheduled Castes and Scheduled Tribes accounted for 15.55% and 1.44% of the population respectively. The average literacy of the town was 83.25%, compared to the national average of 72.99%. The town had a total of 15675 households. There were a total of 23,937 workers, comprising 264 cultivators, 215 main agricultural labourers, 475 in house hold industries, 19,376 other workers, 3,607 marginal workers, 127 marginal cultivators, 66 marginal agricultural labourers, 175 marginal workers in household industries and 3,239 other marginal workers. As per the religious census of 2011, Chengalpattu had 85.33% Hindus, 6.09% Muslims, 6.48% Christians, 0.02% Sikhs, 0.13% Buddhists, 0.13% Jains, 1.79% following other religions and 0.02% following no religion or did not indicate any religious preference. Religion There are numerous temples, mosques and churches in Chengalpattu. Government and politics Chengalpattu (state assembly constituency) is part of Kancheepuram (Lok Sabha constituency). Civic Utility / Amenities / Services Chengalpattu Government Hospital is a landmark and the largest government hospital in this district. The hospital has its own medical college. The town has the principal court of the district, and Dr. Ambedhkar Law College. Hospitals Chengalpattu Medical College and Hospital Government Leprosy Hospital Economy Industry There are several modern industries around Chengalpattu, due to the town's proximity to Chennai and its frequent connectivity to other places through rail and road. Several companies in and around the town like Al-Ohm Inc., Tech Mahindra, Wipro, BMW, Ford, Flextronics, Foxconn, Dell, Samsung, Infosys, Pepsi, TVS, Siemens, Nissan Renault, RLT Instrumentation, Apollo Tyres, Mahindra, Medopharm Pvt Ltd, R & D, Bay forge have production plants near Chengalpattu. Marg Swarnabhoomi SEZ at Kodur have several industries like DHL, Zwilling J. A. Henckels. The Madurantakam Co operative Sugar Mill is also located here. E2Attach Engineering has set up its facility in Keerapakkam. E2Attach is industry leader and manufacturer of earthmoving buckets & attachments, PEB Structural Steel Fabrication, Industrial & Material Handling