Janmahammadpur is a village in Berhampore tehsil in district of Murshidabad, West Bengal, India. As per the data provided by Census of India in 2011, total population of Janmahammadpur was 6,679 which includes 3,320 males and 3,359 females. Janmahammadpur covers 456.47 ha area. Pincode of Janmahammadpur is 742304.