Medamarthi is a village in Santhakaviti tehsil in district of Srikakulam, Andhra Pradesh, India. As per the data provided by Census of India in 2011, total population of Medamarthi was 361 which includes 181 males and 180 females. Medamarthi covers 58 ha area. Pincode of Medamarthi is 532168.