Kothia Belahi Nilkanth 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 Kothia Belahi Nilkanth was 201 which includes 90 males and 111 females. Kothia Belahi Nilkanth covers 58 ha area. Pincode of Kothia Belahi Nilkanth is N/A.