Dindigul district profile. The district was carved out of Madurai District in 1985. Dindigul District is divided into 7 taluks and there are many Villages in and around Dindigul. ) Dindigul District is the largest district in Tamil Nadu by area. km (NRSC, 2015) Nagercoil Corporation area : 14. Dindigul. Sustainable Habitat: Built up area : 264. The northern part of the district fall in the Cauvery basin. km (District Statistical Handbook, 2021-2022). 64 km 2 and comprises 3 revenue divisions, 10 taluks, and 14 panchayat unions. Dindigul, located in the state of Tamil Nadu, India, is a historically significant district and city.