Karaariya Jagir is a village in Kotwa tehsil in district of Purba Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Karaariya Jagir was 4,973 which includes 2,615 males and 2,358 females. Karaariya Jagir covers 149 ha area. Pincode of Karaariya Jagir is 845417.