Sonagachhi is a village in Baruipur 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 Sonagachhi was 604 which includes 315 males and 289 females. Sonagachhi covers 85.61 ha area. Pincode of Sonagachhi is 743610.