Manihari is a town and a notified area in Katihar district in the Indian state of Bihar.

This place is well known for the Manihari ghat, which connects it to Sakrigali Ghaat, which is situated on the southern bank of the River Ganges.

Sahebganj is the district town of Jharkhand which is 9 km from Manihari (nautical mile distance); there is regular ferry service.

Chief Minister Nitish Kumar flagged off the first passenger train on the newly converted Broad gauge (BG) section of Katihar-Manihari in Katihar division of North-East Frontier Railway (NFR) at Katihar station.

On the other side of the river at Manihari Ghat, they used to take a metre gauge train to Siliguri.