Madnadi is a village in Narayanpur tehsil in district of Jamtara, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Madnadi was 2,457 which includes 1,267 males and 1,190 females. Madnadi covers 353.86 ha area. Pincode of Madnadi is 815351.