Demographics
According to the 2011 census Purnia district has a population of 3,673,127, roughly equal to the nation of Mauritania or the US state of Iowa. This gives it a ranking of 105th in India (out of a total of 640). The district has a population density of 1,014 inhabitants per square kilometre (2,630 /sq mi) . Its population growth rate over the decade 2001-2011 was 28.66%. Purnia has a sex ratio of 930 females for every 1000 males, and a literacy rate of 64.49%.
Read more about this topic: Purnia District