Mariahan, a rural area characterised by wasteland and hills, is in Mirzapur District
. The area is quite undeveloped and falls under the Mariahan taluk. The district headquarters, Mirzapur
lies to the north of it. It is around 18 km from Saktesgarh and 20 km from Rajgarh.
Ashrams dedicated to Swamy Adgadanand and Lord Krishna are the two important spiritual centers worth visiting inside the town.
Located on the state highway, Mariahan is directly connected by road with Robertsganj, Lalganj and Mirzapur. Saktesgarh Railway Station and Varanasi Airport are the nearest railway station and airport for Mariahan.