Kollayavalasa is a village in Pusapatirega tehsil in district of Vizianagaram, Andhra Pradesh, India. As per the data provided by Census of India in 2011, total population of Kollayavalasa was 1,549 which includes 772 males and 777 females. Kollayavalasa covers 421 ha area. Pincode of Kollayavalasa is 535213.