Kadavakallu is a village in Putlur tehsil in district of Anantapur, Andhra Pradesh, India. As per the data provided by Census of India in 2011, total population of Kadavakallu was 4,040 which includes 2,056 males and 1,984 females. Kadavakallu covers 2103 ha area. Pincode of Kadavakallu is 515414.