Tariwanwa is a village in Sidhaw tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Tariwanwa was 2,275 which includes 1,149 males and 1,126 females. Tariwanwa covers 381.2 ha area. Pincode of Tariwanwa is N/A.