Chillakur is a village in Pellakur 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 Chillakur was 1,578 which includes 796 males and 782 females. Chillakur covers 658 ha area. Pincode of Chillakur is 524129.