Here's a table of the population of different communities in undivided India in 1940. (around 383 million). 1947; seven years later; total population of the country was around 390 million. read more
The population of undivided India in 1947 was approx 390 million. After partition, there were 330 million people in India, 30 million in West Pakistan, and 30 million people in East Pakistan(Now its called Bangladesh)., The first Census was taken by the year 1951 Independent India. read more
To put it in broader perspective, Muslim population has steadily grown from 13% in 1800 to 16% in 1850 to 20% in 1900 to 25% in 1947 and anywhere between 30 to 33% today taking into account the geographical area of pre-partitioned India. read more
Muslim population growth in India has been actually slightly less than in Pakistan where no threat to Muslims exist. Between 1961 and 1998, its population (96.28 % Muslim) grew from 43 million to 132 million - a growth of 207 per cent -- at the annual growth rate of 3.092%. read more