Khairi Banka is a village in Bisfi tehsil in district of Madhubani, Bihar, India. As per the data provided by Census of India in 2011, total population of Khairi Banka was 17,713 which includes 9,287 males and 8,426 females. Khairi Banka covers 939.3 ha area. Pincode of Khairi Banka is 847121.