Thanjavur District is one of the 32 districts of the state of Tamil Nadu, in southeastern India. Its headquarters is Thanjavur. As of 2011, Thanjavur district had a population of 2,405,890 with a sex-ratio of 1,035 females for every 1,000 males. This district lies in the Kaveri delta region, the most fertile region in the state. The district is the main rice producing region in the state and hence known as the Rice Bowl of Tamil Nadu. Kaveri River and its tributaries irrigate the district. Apart from paddy, farmers here grow coconut and sugarcane and it is the largest producer of coconut in Tamil Nadu.Being an agrarian economy, industrial growth in the district is mainly confined to agro-based industries. A large number of Rice mills, Oil mills are spread over the district.