Kalwas is a village in Taranagar tehsil in district of Churu, Rajasthan, India. As per the data provided by Census of India in 2011, total population of Kalwas was 2,884 which includes 1,537 males and 1,347 females. Kalwas covers 1746.25 ha area. Pincode of Kalwas is 331304.