Demographics
According to the 2011 census Kolkata district has a population of 4,486,679, roughly equal to the nation of Croatia or the US state of Louisiana. This gives it a ranking of 35th in India (out of a total of 640). The district has a population density of 24,252 inhabitants per square kilometre (62,810 /sq mi) . Its population growth rate over the decade 2001-2011 was -1.88 %. Kolkata has a sex ratio of 899 females for every 1000 males, and a literacy rate of 87.14%.
Read more about this topic: Kolkata District