Hardoiya 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 Hardoiya was 4,211 which includes 2,208 males and 2,003 females. Hardoiya covers 440.83 ha area. Pincode of Hardoiya is N/A.