According to
2011 census, the Viluppuram district had a population of 3,458,873 with a sex-ratio of 987 females per 1,000 males, which is well above the national average of 929. A total of 404,106 residents were under the age of six, constituting 208,246 males and 195,860 females.
Scheduled Castes and Scheduled Tribes accounted for 29.37% and 2.16% of the population, respectively. The average literacy of the district was 63.48%, compared to the national average of 72.99%. After bifurcation, the residual Viluppuram district had a population of 2,111,669. The residual district had a sex ratio of 990 females per 1000 males. 321,703 (15.23%) lived in urban areas. Scheduled Castes and Scheduled Tribes made up 28.60% and 1.16% of the population respectively. Hindus are the majority religion, with 92.27% of the population. Christians and Muslims are in minority with 3.71% and 3.63% of the population respectively.
Tamil is the predominant language, spoken by 97.08% of the population.
Urdu and
Telugu are minority languages spoken by 1.61% and 0.93% of the population respectively. ==See also==