Mokalsar is a village in Siwana tehsil in district of Barmer, Rajasthan, India. As per the data provided by Census of India in 2011, total population of Mokalsar was 8,027 which includes 4,160 males and 3,867 females. Mokalsar covers 4006.17 ha area. Pincode of Mokalsar is 344043.