Surghahia is a village in Bathnaha tehsil in district of Sitamarhi, Bihar, India. As per the data provided by Census of India in 2011, total population of Surghahia was 2,525 which includes 1,319 males and 1,206 females. Surghahia covers 217.3 ha area. Pincode of Surghahia is N/A.