As of 2011, Ben had a population of 6,525, in 1,144 households.[1]: 608 This population was 51.4% male (3,352) and 48.6% female (3,173). The 0-6 age group numbered 1,133 (594 male and 539 female), making up 17.4% of the total population. 1,267 residents were members of Scheduled Castes, or 19.4% of the total.[2]: 232–3
The 1961 census recorded Ben (then part of Patna district) as having a total population of 2,604 people (1,296 male and 1,308 female), in 467 households and 438 physical houses. The area of the village was given as 1,919 acres and it had 2 primary schools, a maktab and a madrasa, a hospital, and a post office at that point.[3]: 144
Infrastructure
As of 2011, Ben had 5 primary schools, 2 secondary schools, and 1 primary health centre. Drinking water was provided by tap, well, hand pump, and tube well/bore well; there were no public toilets. The village had a post office but no public library; there was at least some access to electricity for all purposes. Streets were made of pakka materials.[1]: 608–12
Villages
The following 32 villages are counted as part of Ben CD block:[1]: 199