Vishnu Nagar is a village in Gudha Malani tehsil in district of Barmer, Rajasthan, India. As per the data provided by Census of India in 2011, total population of Vishnu Nagar was 315 which includes 173 males and 142 females. Vishnu Nagar covers 265 ha area. Pincode of Vishnu Nagar is 344704.