Bamangachhi is a village in Sonarpur tehsil in district of South Twenty Four Parganas, West Bengal, India. As per the data provided by Census of India in 2011, total population of Bamangachhi was 2,332 which includes 1,222 males and 1,110 females. Bamangachhi covers 201.14 ha area. Pincode of Bamangachhi is 700145.