Jethantari 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 Jethantari was 2,505 which includes 1,301 males and 1,204 females. Jethantari covers 1132.24 ha area. Pincode of Jethantari is 344027.