Bangrasai is a village in Bandgaon tehsil in district of Pashchimi Singhbhum, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Bangrasai was 842 which includes 411 males and 431 females. Bangrasai covers 220 ha area. Pincode of Bangrasai is 833102.