As per the Census of India 2011, the population density of India was 382 per square km.
The Indian Census is the most credible source of information on Demography (Population characteristics), Economic Activity, Literacy and Education, Housing Household Amenities, Urbanisation, Fertility and Mortality, etc.
Census 2011 was the 15th National Census of the Country.
Census was introduced in India during the era of Lord Mayo in the year 1872. It came into force in 1881.
This census was conducted under the guidance of Mr. C. Chandramouli.
The slogan of census 2011 was ‘Our Census, Our future’.
The population of the nation as per the provisional figures of Census 2011 was 1210.19 million of which 623.7 million (51.54%) were males and 586.46 million (48.46%) were females. Uttar Pradesh is the most populous state in India its population is more than the population of Brazil.