Belahiya is a village in Nautanwa tehsil in district of Mahrajganj, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Belahiya was 3,248 which includes 1,627 males and 1,621 females. Belahiya covers 289.95 ha area. Pincode of Belahiya is N/A.