text: Demographics The population as per 2011 census was calculated basis pre-expansion area of  was 70,980. Post expansion of city limits to , the population including the new city limits was estimated to be 394,719 in 2024 by unofficial sources. As per 2011 census, a sex ratio of 1,032 females for every 1,000 males, much above the national average of 929. A total of 6,147 were under the age of six, constituting 3,162 males and 2,985 females. Scheduled Castes and Scheduled Tribes accounted for 12.11% and .08% of the population respectively. The average literacy of the city was 81.71%, compared to the national average of 72.99%.  The city had a total of 57,687 households. There were a total of 30,216 workers, comprising 125 cultivators, 181 main agricultural labourers, 469 in household industries, 26,660 other workers, 2,781 marginal workers, 24 marginal cultivators, 82 marginal agricultural labourers, 140 marginal workers in household industries and 2,535 other marginal workers.
  The population density of the city in the 2001 census was 128 persons per hectare and the average household size was 3.95 as of 2001. Hindus form the majority of the urban population, followed by Muslims and Christians. Tamil is the main language spoken in the city, but the use of English is common in educational institutions and offices in the service sector.