Sabaithwa is a village in Sikta tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Sabaithwa was 2,620 which includes 1,366 males and 1,254 females. Sabaithwa covers 87.47 ha area. Pincode of Sabaithwa is 845307.