Mahadev Nagar is a village in Osian tehsil in district of Jodhpur, Rajasthan, India. As per the data provided by Census of India in 2011, total population of Mahadev Nagar was 797 which includes 417 males and 380 females. Mahadev Nagar covers 1131.09 ha area. Pincode of Mahadev Nagar is 342303.