Betia Dih is a village in Chanpatia tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Betia Dih was 12,573 which includes 6,500 males and 6,073 females. Betia Dih covers 1360.2 ha area. Pincode of Betia Dih is 845451.