Amaithia is a village in Jogapatti tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Amaithia was 2,860 which includes 1,479 males and 1,381 females. Amaithia covers 111.7 ha area. Pincode of Amaithia is N/A.