Dahaiya is a village in Sidhauli tehsil in district of Sitapur, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Dahaiya was 3,081 which includes 1,621 males and 1,460 females. Dahaiya covers 503.13 ha area. Pincode of Dahaiya is N/A.