Sahuatanr is a village in Lauriya tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Sahuatanr was 1,177 which includes 615 males and 562 females. Sahuatanr covers 178 ha area. Pincode of Sahuatanr is N/A.