Dadrewa is a village in Rajgarh tehsil in district of Churu, Rajasthan, India. As per the data provided by Census of India in 2011, total population of Dadrewa was 7,199 which includes 3,708 males and 3,491 females. Dadrewa covers 4434.61 ha area. Pincode of Dadrewa is 331023.