Shiwanandpur Koiriachak is a village in Colgong tehsil in district of Bhagalpur, Bihar, India. As per the data provided by Census of India in 2011, total population of Shiwanandpur Koiriachak was 8 which includes 7 males and 1 females. Shiwanandpur Koiriachak covers 2 ha area. Pincode of Shiwanandpur Koiriachak is N/A.