Belahar Pattu is a village in Dariapur tehsil in district of Saran, Bihar, India. As per the data provided by Census of India in 2011, total population of Belahar Pattu was 879 which includes 458 males and 421 females. Belahar Pattu covers 107 ha area. Pincode of Belahar Pattu is N/A.