Barka Gaon is a village in Bhagwanpur Hat tehsil in district of Siwan, Bihar, India. As per the data provided by Census of India in 2011, total population of Barka Gaon was 10,932 which includes 5,549 males and 5,383 females. Barka Gaon covers 680 ha area. Pincode of Barka Gaon is 841408.