Gajnawas is a village in Shergarh tehsil in district of Jodhpur, Rajasthan, India. As per the data provided by Census of India in 2011, total population of Gajnawas was 1,620 which includes 842 males and 778 females. Gajnawas covers 2051.27 ha area. Pincode of Gajnawas is 342001.