Ratnadesar is a village in Ratangarh tehsil in district of Churu, Rajasthan, India. As per the data provided by Census of India in 2011, total population of Ratnadesar was 2,562 which includes 1,352 males and 1,210 females. Ratnadesar covers 1792.06 ha area. Pincode of Ratnadesar is 331505.