Nadaon is a village in Bansi tehsil in district of Siddharthnagar, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Nadaon was 2,182 which includes 1,116 males and 1,066 females. Nadaon covers 223.87 ha area. Pincode of Nadaon is N/A.