Chhatauni is a village in Shivaji Nagar tehsil in district of Samastipur, Bihar, India. As per the data provided by Census of India in 2011, total population of Chhatauni was 2,688 which includes 1,391 males and 1,297 females. Chhatauni covers 228 ha area. Pincode of Chhatauni is 847105.