Khandadoar is a village in Manjhari tehsil in district of Pashchimi Singhbhum, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Khandadoar was 420 which includes 209 males and 211 females. Khandadoar covers 458 ha area. Pincode of Khandadoar is 833201.