Tiruchirapalli District is located along the Kaveri River in Tamil Nadu, India. The main town in Tiruchirappalli District is the city of Tiruchirappalli, also known as Trichy. During the British Raj, Tiruchirappalli was known as Trichinopoly, and was a district of the Madras Presidency; it was renamed upon India's declaration of independence in 1947. As of 2011, the district had a population of 2,722,290 with 1,013 females for every 1,000 males.
Tiruchirappalli district lies within Tamil Nadu. The district has an area of 4,404 square kilometers. It is bounded in the north by Salem district, in the northwest by Namakkal district, in the northeast by Perambalur district and Ariyalur district, in the east by Thanjavur District, in the southeast by Pudukkottai district, in the south by Madurai district and Sivagangai district, in the southwest by Dindigul district and, in the west by Karur district. The Kaveri river flows through the length of the district and is the principal source of irrigation and drinking water.
According to 2011 census, Tiruchirappalli district had a population of 2,722,290 with a sex-ratio of 1,013 females for every 1,000 males, much above the national average of 929. A total of 272,456 were under the age of six, constituting 139,946 males and 132,510 females. Scheduled Castes and Scheduled Tribes accounted for 17.14% and .67% of the population respectively. The average literacy of the district was 74.9%, compared to the national average of 72.99%. The district had a total of 698,404 households. There were a total of 1,213,979 workers, comprising 161,657 cultivators, 319,720 main agricultural labourers, 25,174 in house hold industries, 575,778 other workers, 131,650 marginal workers, 9,012 marginal cultivators, 59,062 marginal agricultural labourers, 5,212 marginal workers in household industries and 58,364 other marginal workers.