List of districts of Tamil Nadu

The following pages are the districts of Tamil Nadu.

Districts of Tamil Nadu 
Central

West

South

North

S.No.DistrictCodeHeadquartersEstablishedFormed fromArea (km2)PopulationPopulationdensity(/km2)TaluksMap1. Ariyalur AR Ariyalur 23 November 2007 Perambalur 1949.31 754,894 390 Andimadam
 Ariyalur
 Udayarpalayam
 Sendurai 150px 2. Chengalpattu CGL Chengalpattu 29 November 2019 Kanchipuram 2,944.96 2,556,244 868 Chengalpattu
 Cheyyur
 Madurantakam
 Pallavaram
 Tambaram
 Thiruporur
 Thirukazhukundram
 Vandaluralt=|150px|-3. Chennai CH Chennai  1 November 1956 One of the original 13 districts (under former name of "Madras district") 426 7,139,630 17,000 
 Alandur
 Ambattur
 Aminjikarai
 Ayanavaram
 Egmore
 Guindy
 Madhavaram
 Maduravoyal
 Mambalam
 Thirumayilai
 Perambur
 Purasawalkam
 Sholinganallur
 Tiruvottiyur
 Tondiarpet
 Velachery 150px4. Coimbatore CO Coimbatore 1 November 1956 One of the original 13 districts 4,723 3,458,045 732 Anaimalai
 Annur
 Coimbatore-North
 Coimbatore-South
 Kinathukadavu
 Madukkarai
 Mettupalayam
 Perur
 Pollachi
 Sulur 
 Valparai 150px5. Cuddalore CU Cuddalore 30 September 1993 South Arcot District 3,703 2,605,914 709 Bhuvanagiri
 Chidambaram
 Cuddalore
 Kattumannarkoil
 Kurinjipadi
 Panruti
 Srimushnam
 Titakudi
 Veppur
 Vriddachalam150px6. Dharmapuri DH Dharmapuri 2 October 1965 Salem 4,497.77 1,506,843 335 Dharmapuri
 Harur
 Karimangalam
 Nallampalli
 Palacode
 Pappireddipatti
 Pennagaram 150px7. Dindigul DI Dindigul 15 September 1985 Madurai 6,266.64 2,159,775 345 Athoor
 Dindigul-West
 Dindigul-East
 Gujiliamparai
 Kodaikanal
 Natham
 Nilakottai
 Oddanchattiram
 Palani
 Vedasandur 150px8. Erode ER Erode 31 August 1979 Coimbatore 5,722 2,251,744 394 Anthiyur
 Bhavani
 Erode
 Gobichettipalayam
 Kodumudi
 Modakurichi
 Nambiyur
 Perundurai
 Sathyamangalam
 Thalavadi150px9. KallakurichiKL Kallakurichi 26 November 2019 Viluppuram 3,520.37 1,370,281 389 
 Chinnasalem
 Kallakkurichi
 Kalvarayan Malai
 Sankarapuram
 Thirukoilur
 Ulundurpet150px10. Kanchipuram KC Kanchipuram 1 July 1997 Chingleput 1,655.94 1,166,401 704 Kanchipuram
 Kundrathur
 Sriperumbudur
 Uthiramerur
 Walajabad 150px11. Kanniyakumari KK Nagercoil 1 November 1956 One of the original 13 districts (transferred from Travancore-Cochin) 1,672 1,870,374 1,119 Agastheeswaram
 Kalkulam
 Killiyoor
 Vilavancode
 Thiruvattar
 Thovalai 150px12. Karur KR Karur 30 September 1995 Tiruchirappalli 2,895.57 1,064,493 357 Aravakurichi
 Kadavur
 Karur
 Krishnarayapuram
 Kulithalai
 Manmangalam
 Pugalur 150px13. Krishnagiri KR Krishnagiri 9 February 2004 Dharmapuri 5,143 1,879,809 366 Anchetty
 Bargur
 Denkanikottai
 Krishnagiri
 Hosur
 Pochampalli
 Shoolagiri
 Uthangarai 150px14. Madurai MDU Madurai 1 November 1956 One of the original 13 districts 3,741.73 3,038,252 812 Madurai-East
 Madurai-North
 Madurai-South
 Madurai-West
 Kallikudi
 Melur
 Peraiyur
 Thirumangalam
 Thirupparankundram
 Usilampatti
 Vadipatti 150px15. Mayiladuthurai MYD Mayiladuthurai 28 December 2020 Nagapattinam 1,172 918,356 784 Kuthalam
 Mayiladuthurai
 Sirkazhi
 Tharangambadi150px16. Nagapattinam NG Nagapattinam 18 October 1991 Thanjavur 1,397 697,069 498 
 Kilvelur
 Nagapattinam
 Thirukkuvalai
 Vedaranyam 150px17. Namakkal NM Namakkal 1 January 1997 Salem 3,368.21 1,726,601 513 Kollimalai
 Kumarapalayam
 Mohanur
 Namakkal
 Paramathi-Velur
 Rasipuram
 Senthamangalam
 Thiruchengode 150px18. Nilgiris NI Ooty 1 November 1956 One of the original 13 districts 2,545 735,394 300 Coonoor
 Gudalur
 Kotagiri
 Kundah
 Pandalur
 Udagamandalam 150px19. Perambalur PE Perambalur 30 September 1995 Tiruchirappalli 1,757 565,223 320 Alathur
 Kunnam
 Perambalur
 Veppanthattai 150px20. Pudukkottai PU Pudukkottai 14 January 1974 Thanjavur and Tiruchirappalli 4,663 1,618,345 347 Alangudi
 Aranthangi
 Avadaiyarkoil
 Gandarvakottai
 Illuppur
 Karambakkudi
 Kulathur
 Manamelkudi
 Ponnamaravathi
 Pudukkottai
 Thirumayam
 Viralimalai 150px21. Ramanathapuram RA Ramanathapuram 1 November 1956 One of the original 13 districts 4,068.31 1,353,445 331 Kadaladi
 Kamuthi
 Kilakarai
 Mudukulathur
 Paramakudi
 Rajasingamangalam
 Ramanathapuram
 Rameswaram
 Tiruvadanai 150px22. Ranipet RN Ranipet 28 November 2019 Vellore 2,234.32 1,210,277 542 Arakkonam
 Arkadu
 Kalavai
 Nemili
 Sholinghur
 Walajapet150px23. Salem SA Salem 1 November 1956 One of the original 13 districts 5,245 3,482,056 669 Attur
 Idappadi
 Gangavalli
 Kadayampatti
 Mettur
 Omalur
 Pethanaickenpalayam
 Salem
 Salem South
 Salem West
 Sankagiri
 Thalaivasal
 Vazhapady
 Yercaud 150px24. Sivagangai SI Sivagangai 15 March 1985 Ramanathapuram 4,189 1,339,101 328 Devakottai
 Ilayangudi
 Kalayarkoil
 Karaikudi
 Manamadurai
 Singampunari
 Sivaganga
 Tirupathur
 Tiruppuvanam 150px25. Tenkasi TS Tenkasi 22 November 2019 Tirunelveli 2916.13 1,407,627 483 Alangulam
 Kadayanallur
 Sankarankoil
 Shenkottai
 Sivagiri
 Tenkasi
 Thiruvengadam
 Veerakeralampudur150px26. Thanjavur TJ Thanjavur 1 November 1956 One of the original 13 districts 3,396.57 2,405,890 708 Budalur
 Kumbakonam
 Orathanadu
 Papanasam
 Pattukkottai
 Peravurani
 Thanjavur
 Thiruvaiyaru
 Thiruvidaimarudur 150px27. Theni TN Theni 25 July 1996 Madurai 3,242.3 1,245,899 406 Andipatti
 Bodniayakkanur
 Theni
 Periyakulam
 Uthamapalayam 150px28. Thoothukudi TK Thoothukudi 20 October 1986 Tirunelveli 4,707 1,750,176 372 Eral
 Ettayapuram
 Kayatharu
 Kovilpatti
 Ottapidaram
 Sathankulam
 Thiruvaikundam
 Tiruchendur
 Thoothukudi
 Vilathikulam 150px29. Tiruchirappalli TC Tiruchirappalli 1 November 1956 One of the original 13 districts 4,403.83 2,722,290 618 Lalgudi
 Manachanallur
 Manapparai
 Marungapuri 
 Musiri
 Srirangam
 Tiruchirappalli West 
 Tiruchirappalli East 
 Thiruverumbur
 Thottiyam
 Thuraiyur 150px30. Tirunelveli TI Tirunelveli 1 November 1956 One of the original 13 districts 3842.37 1,665,253 433 Ambasamudram
 Cheranmahadevi
 Manur
 Nanguneri
 Palayamkottai
 Radhapuram
 Tisayanvilai
 Tirunelveli 150px31. Tirupathur TU Tirupattur 28 November 2019 Vellore 1,797.92 1,111,812 618 Ambur
 Natrampalli
 Tirupathur
 Vaniyambadi150px32. Tiruppur TP Tiruppur 22 February 2009 Coimbatore and Erode 5,186.34 2,479,052 478 Avinashi
 Dharapuram
 Kangeyam
 Madathukulam
 Palladam
 Tiruppur North
 Tiruppur South
 Udumalaipettai
 Uthukuli 150px33. Tiruvallur TL Tiruvallur 1 July 1997 Chingleput 3,422.43 3,728,104 1,089 Avadi
 Gummidipoondi
 Pallipattu
 Ponneri
 Poonamallee
 Rama Krishna Raju Pettai
 Tiruttani
 Tiruvallur
 Uthukkottai 150px34. Tiruvannamalai TV Tiruvannamalai 30 September 1989 North Arcot 6,188 2,464,875 398 Aarani
 Chengam
 Chetpet
 Cheyyar
 Jamunamarathur
 Kalasapakkam
 Kilpennathur
 Polur
 Thandarampattu
 Tiruvannamalai
 Vandavasi
 Vembakkam 150px35. Tiruvarur TR Thiruvarur 18 October 1991 Thanjavur 2,161 1,264,277 585 Koothanallur
 Kudavasal
 Mannargudi
 Nannilam
 Needamangalam
 Thiruthiraipoondi
 Tiruvarur
 Valangaiman
 Muthupet 150px36. Vellore VE Vellore 30 September 1989 North Arcot 2030.11 1,614,242 795 Anaicut
 Gudiyatham
 Pernampattu
 Katpadi
 Kilvaithinankuppam
 Vellore
  150px37. Viluppuram VL Viluppuram 30 September 1993 South Arcot 3725.54 2,093,003 562 Gingee
 Kandachipuram
 Marakkanam
 Melmalaianur
 Tindivanam
 Vanur
 Vikravandi
 Villupuram
 Thiruvennainallur 150px38. Virudhunagar VR Virudhunagar 15 March 1985 Ramanathapuram 4,241.0 1,942,288 453 Aruppukkottai
 Kariapatti
 Rajapalayam
 Sattur
 Sivakasi
 Srivilliputhur
 Tiruchuli
 Virudhunagar
 Vathirairuppu
 Vembakottai 150px

References

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