Marhaura (also spelt as Marhowrah) is a town and an administrative sub-divisional area in Saran district in the Indian state of Bihar.

Marhaura is 26 km from the nearest city, Chhapra, and has good connectivity of transportation by rail and road.

There is a Shakta pitha temple, Gadhdevi Maa and an ancient temple of lord Shiva located at Shilhauri, that has many faithful followers.

Former Rail Minister Lalu Prasad had proposed a rail diesel engine factory in Marhaura, Saran however nothing happened after announcement.

The contract to develop the factory is being awarded to the American company GE.