Bihar Buzurg is a village in Tamkuhi Raj tehsil in district of Kushinagar, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Bihar Buzurg was 4,911 which includes 2,392 males and 2,519 females. Bihar Buzurg covers 400.22 ha area. Pincode of Bihar Buzurg is 274401.