Ramnagar is a census town in the Raghunathganj I CD block in the Jangipur subdivision of the Murshidabad district in the state of West Bengal, India.

The subdivision is located in the Rarh region that is spread over from adjoining Santhal Pargana division of Jharkhand.

[3] Murshidabad district shares with Bangladesh a porous international border which is notoriously crime prone (partly shown in this map).

[11] According to the District Census Handbook, Murshidabad, 2011, Ramnagar covered an area of 2.4708 km2The protected water-supply involved river infiltration gallery, hand pump, tube well/ borewell.

[12] Raghunathganj I CD block is one of the areas of Murshidabad district where ground water is affected by a high level of arsenic contamination.