Mahishmarwa is a village in Dhanwar tehsil in district of Giridih, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Mahishmarwa was 2,777 which includes 1,425 males and 1,352 females. Mahishmarwa covers 529 ha area. Pincode of Mahishmarwa is 825418.