Perambalur District: District of Tamil Nadu, India

The district headquarters is located at Perambalur. The district occupies an area of 1,752 km². 565,223 people lived there with 1,003 females for every 1,000 males in 2011.

Perambalur district is a centrally located inland district of Tamil Nadu. It was trifurcated (thrice-divided) from Tiruchirappalli district and was formed on 1 November 1995. The district is bounded by Cuddalore district in the north, Tiruchirappalli district in the south, Ariyalur in the east and Namakkal and Tiruchirappalli districts in the west.

According to the 2011 census, the sex-ratio of 1,003 females for every 1,000 males was much above the national average of 929. A total of 59,567 were under the age of six, 31,135 males and 28,432 females. Scheduled Castes and Scheduled Tribes accounted for 31.01% and .46% of the population respectively. The average literacy of the district was 66.49%, compared to the national average of 72.99%. The district had a total of 149,243 households. There were a total of 299,726 workers, comprising 107,542 cultivators, 91,135 main agricultural labourers, 4,365 in household industries, 52,055 other workers, 44,629 marginal workers, 9,762 marginal cultivators, 27,143 marginal agricultural labourers, 978 marginal workers in household industries and 6,746 other marginal workers.