Belahi Nil Kanth 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 Belahi Nil Kanth was 5,889 which includes 3,115 males and 2,774 females. Belahi Nil Kanth covers 320 ha area. Pincode of Belahi Nil Kanth is N/A.