Chennai Metropolitan Area
| Chennai Metropolitan Area | |
|---|---|
| Metropolitan Area | |
 |
|
| State | Tamil Nadu |
| Districts | |
| Area | |
| • Total | 1,189 km2 (459 sq mi) |
| Population | |
| • Total | 8,917,749 |
| • Density | 7,500/km2 (19,000/sq mi) |
| Demonym(s) | Chennaivasi, Chennaiite |
| Time zone | Indian Standard Time (UTC+5:30) |
The Chennai Metropolitan Area is the fourth most populous, and the fourth largest metropolitan area in India and is the 22nd most populous city in Asia or the 40th most populous city in the world. The CMA consists of the metropolitan city of Chennai (Madras) and its suburbs. The Chennai Metropolitan Development Authority (CMDA) is the nodal agency that handles town planning and development within the metro area. Since 1974, an area encompassing 1189 km2 around the city has been designated as the Chennai Metropolitan Area (CMA) and the CMDA has been designated as the authority to plan the growth of the city and the area around it.
Chennai city economy of US$58.6 billion PPP (US$17 billion nominal GDP, 2010) is currently rated the fourth-largest economy in India, ahead of the Bangalore Metropolitan Area and after the Kolkata Metropolitan Area.
The CMA has an area of 1,189 km² spread over three districts. It includes the whole of the Chennai District, along with the Ambattur, Gummidipoondi, Madhavaram, Ponneri, Poonamallee and Tiruvallur taluks of the Tiruvallur District, and the Alandur Kanchipuram, Sholinganallur, Sriperumbudur and Tambaram taluks of the Kanchipuram District.
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