I think Dharavi Slum Mumbai is most Poorest city in India
I think it is Behar state.
There is extreme poverty everywhere in India. Indians cannot understand how in America it's the 'poor' people who are the fattest, because in India being poor incurs a distinct risk of starving to death.
In my Geography class at MSU, I was told by my professor that the poorest city in India is: Calcutta.