Lohargarha is a village in Dighalbank tehsil in district of Kishanganj, Bihar, India. As per the data provided by Census of India in 2011, total population of Lohargarha was 4,584 which includes 2,360 males and 2,224 females. Lohargarha covers 1011 ha area. Pincode of Lohargarha is N/A.