Korlahi Mansingh is a village in Runisaidpur tehsil in district of Sitamarhi, Bihar, India. As per the data provided by Census of India in 2011, total population of Korlahi Mansingh was 1,183 which includes 627 males and 556 females. Korlahi Mansingh covers 96.2 ha area. Pincode of Korlahi Mansingh is 843117.