Sidhauli is a town and an Ideal Notified Area Council (Nagar Panchayat) in Sitapur district in the Indian state of Uttar Pradesh. It comes under Lucknow division and is in the Awadh region of eastern Uttar Pradesh. Four-lane National Highway 24 passes from the centre of the town. It comes under Mohanlalganj (Lok Sabha constituency). Sidhauli is also a Sidhauli (Assembly constituency) of Uttar Pradesh Legislative Assembly.It is the Headquarters of Tehsil Sidhauli and Sidhauli Community Development Block. Sidhauli Block comprises 306 Gram Panchayats.