1) The literacy rate for Tamil Nadu in 2011 has increased to 80.33 % from 73.45 % returned in the 2001 Census. Among the males, 86.81% are literates whereas among the females the rate is 73.86%.
2) The provisional population of India at 00.00 Hrs. of 1st March 2011 is 1,21,01,93,422 comprising of 62,37,24,248 males and 58,64,69,174 females. The Population of Tamil Nadu at the same reference date and time stood at 7,21,38,958 comprising of 3,61,58,871 males and 3,59,80,087 females.
3) The population of Tamil Nadu constitutes 5.96% of the India's Population. It ranks 7 among the States/UTs.