Sibnagar is a village in Patharpratima 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 Sibnagar was 5,666 which includes 2,860 males and 2,806 females. Sibnagar covers 633.3 ha area. Pincode of Sibnagar is 743399.