Soniyasar Mithiya is a village in Sridungargarh tehsil in district of Bikaner, Rajasthan, India. As per the data provided by Census of India in 2011, total population of Soniyasar Mithiya was 1,922 which includes 1,007 males and 915 females. Soniyasar Mithiya covers 1145.3 ha area. Pincode of Soniyasar Mithiya is 331803.