Kalapadu is a village in Venkatagiri tehsil in district of Sri Potti Sriramulu Nellore, Andhra Pradesh, India. As per the data provided by Census of India in 2011, total population of Kalapadu was 533 which includes 270 males and 263 females. Kalapadu covers 1063 ha area. Pincode of Kalapadu is 524404.