Mainpur is one of the eastern-most rural towns in
Ghazipur District, bordering
Bihar State. The district headquarters of
Ghazipur is 11 km from here.
Zamania is a major place of attraction nearby.
Mainpur, about 57 km from Varanasi, has Sabalpur in its east, Pahladpur in its south and Saheri in its north. Ghazipur Railway Station and Varanasi Airport are the nearby access points.