The population in India as at 0:00 hours on 1st March 2001 stood at 1,027,015,247 persons. With this, India became only the second country in the world after China to cross the one billion mark. ( India is the 2nd most populated country in the world)

India's estimated population to be 1,129,866,154, in July 2007.

India's population rose by 21.34 % between 1991 - 2001. The sex ratio (i.e., number of females per thousand males) of population was 933, rising from 927 as at the 1991 Census. Total literacy rate in India was returned as 65.38%.

Persons: 1,027,015,247
Males: 531,277,078
Females: 495,738,169
Source: Provisional Population Totals : India . Census of India 2001, Paper 1 of 2001