As per details from Census 2011, Bihar has population of 10.41 Crores, an increase from figure of 8.30 Crore in 2001 census. Total population of Bihar as per 2011 census is 10,40,99,452 of which male and female are 5,42,78,157 and 4,98,21,295 respectively. In 2001, total population was 8,29,98,509 in which males were 4,32,43,795 while females were 3,97,54,714.
The total population growth in this decade was 25.42 percent while in previous decade it was 28.43 percent. The population of Bihar forms 8.60 percent of India in 2011. In 2001, the figure was 8.07 percent.