Nallathur B is a village in Tirukalukundram tehsil in district of Kancheepuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Nallathur B was 342 which includes 165 males and 177 females. Nallathur B covers 151.54 ha area. Pincode of Nallathur B is 603102.