Mahadev 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 Mahadev Nagar was 753 which includes 394 males and 359 females. Mahadev Nagar covers 737 ha area. Pincode of Mahadev Nagar is 344033.