Dadayara is a village in Hapur tehsil in district of Ghaziabad, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Dadayara was 2,437 which includes 1,301 males and 1,136 females. Dadayara covers 313.98 ha area. Pincode of Dadayara is 245101.