Kalwasiya is a village in Sardarshahar tehsil in district of Churu, Rajasthan, India. As per the data provided by Census of India in 2011, total population of Kalwasiya was 2,443 which includes 1,192 males and 1,251 females. Kalwasiya covers 1065.9 ha area. Pincode of Kalwasiya is 331411.