Kalathuru is a village in K V B Puram tehsil in district of Chittoor, Andhra Pradesh, India. As per the data provided by Census of India in 2011, total population of Kalathuru was 3,525 which includes 1,736 males and 1,789 females. Kalathuru covers 827 ha area. Pincode of Kalathuru is 517643.