Covering a total area of 130,058km sq, the state of Tamil Nadu is the
eleventh largest state in India. Tamil Nadu shares its borders with
Kerala, Karnataka and Andhra Pradesh. Tamil Nadu is the seventh most
populous state of India with population count of 72,138,958 people (2011
census).
Chennai (formerly known as Madras) is the state capital and the fourth largest city of India. The administrative units of Tamil Nadu constitutes 39 Lok Sabha constituencies, 234 Assembly constituencies, 32 districts, 10 city corporations, 125 municipalities, 529 town panchayats and 12,524 village panchayats.
Chennai (formerly known as Madras) is the state capital and the fourth largest city of India. The administrative units of Tamil Nadu constitutes 39 Lok Sabha constituencies, 234 Assembly constituencies, 32 districts, 10 city corporations, 125 municipalities, 529 town panchayats and 12,524 village panchayats.
| District | Location/Zone | Area | Population | Remarks |
|---|---|---|---|---|
| Ariyalur | West of Tamil Nadu | 1,949.31 square kilometres | 752481 | The least populated district. |
| Chennai | North of the state. | 178.2 sq km | 4,681,087, | Smallest and Most populated district. |
| Coimbatore | West of Tamil Nadu | 4,850 sq.km | 3472578 | District with highest GDP |
| Cuddalore | East of the state. | 3,564 sq km | 2600880 | Top Cashew nut producer in the state. |
| Dharmapuri | North of Tamil Nadu | 4497.77 Sq km | 1502900 | Hogenakal waterfall is located in the district |
| Dindigul | South West of Tamil Nadu | 6,058 sq km. | 2161367 | Popular tourist attraction Kodaikanal is situated here. |
| Erode | West of the State | 5,692 Sq km | 22,59,608 | Leading producer of plantain, coconuts and white silk in Tamil Nadu. |
| Kanchipuram | North east of the state | 4,432 sq km | 3990897 | 2nd most populous district of Tamil Nadu. |
| Kanniyakumari | South of Tamil Nadu | 1,684 Sq Km | 1863174 | District with highest literacy in the state. |
| Karur | Central Tamil Nadu | 2901 sq.km | 10,76,588 | One of the rare districts where number of females is more than that of males. |
| Krishnagiri | North of Tamil Nadu | 5143 sq km | 1883731 | The district is popular for mangoes. |
| Madurai | South of Tamil Nadu | 3,741.73 sq km | 3041038 | Sri Meenakshi Sundreshwarar Temple is situated in this district. |
| Nagapattinam | East of the state | 2417 sq.km | 1614069 | One of the backward districts in Tamil Nadu |
| Namakkal | North of Tamil Nadu | 130,058 sq km | 1721179 | Known for its poultry and dairy industries |
| Nilgiris | East of Tamil Nadu | 2,452.5 sq km | 735071 | 2nd least populous district in Tamil Nadu |
| Perambular | Central Tamil Nadu | 1,752 sq km | 564511 | Has the least number of taluks in the state along with Ariyalur district i.e. 3 |
| Pudukkottai | South east of Tamil Nadu | 4663 sq km | 1618725 | The number of Taluks in the district is 9 |
| Ramnathapuram | South East of Tamil Nadu | 4123 sq km | 1337560 | The most populated district in the state. |
| Salem | North Of Tamil Nadu | 5245 sq km | 3480008 | SAIL (Steel Authority of India Limited) is located in Salem. |
| Sivaganga | South of Tamil Nadu | 4,189 Sq km | 1341250 | Sivaganga has balanced sex ratio i.e 1000 females per 1000 males. |
| Thanjavur | East of the state | 3476 sq km | 2402781 | . It is the major rice producing district in the state. |
| Theni District | South west of Tamil Nadu | 2,889 sq km | 1243684 | The major industries in the district are Cotton Spinning Mills and Sugar Mills. |
| Thoothukodi District | South of Tamil Nadu | 4621 Sq km | 1738376 | Many popular freedom fighters of India hail from this district |
| Tiruvarur | West of Tamil Nadu | 2161 sq km. | 1268094 | There are seven taluks in the district |
| Tirunelveli | South of Tamil Nadu | 6,823 Sq km | 3072880 | This district has maximum number of taluks in the state. |
| Tiruchirappalli | Central Tamil Nadu | 4,404 sq km | 2713858 | Boiler manufacturing is the major industry in the district |
| Tiruvallur | North of Tamil Nadu | 3,422 Sq km | 3725697 | One of the rapidly developing districts |
| Tiruppur | West of the state | 516.12 Sq km | 2471222 | Tiruppur Banian Industry, Cotton market, the famous Uthukklui butter are the popular industries |
| Tiruvannamalai | North of Tamil Nadu | 6191 sq km | 3468965 | The district features in the list of 250 most backward districts in the country. |
| Vellore | North of Tamil Nadu | 6077 sq km | 3928106 | 3rd most populous district of Tamil Nadu |
| Villupuram | North of Tamil Nadu | 7217 sq km | 3463284 | The largest district in the state. |
| Virudhnagar | South of Tamil Nadu | 3445.73. sq km | 1943309 | There are eight taluks in the district. |
