Thettu is a village in Kurabalakota tehsil in district of Chittoor, Andhra Pradesh, India. As per the data provided by Census of India in 2011, total population of Thettu was 7,410 which includes 3,689 males and 3,721 females. Thettu covers 4823 ha area. Pincode of Thettu is 517320.