Chhatahar is a village in Shambhuganj tehsil in district of Banka, Bihar, India. As per the data provided by Census of India in 2011, total population of Chhatahar was 2,402 which includes 1,262 males and 1,140 females. Chhatahar covers 171 ha area. Pincode of Chhatahar is N/A.