Nallamadu is a village in Unguturu tehsil in district of West Godavari, Andhra Pradesh, India. As per the data provided by Census of India in 2011, total population of Nallamadu was 8,164 which includes 4,150 males and 4,014 females. Nallamadu covers 2908 ha area. Pincode of Nallamadu is 534406.