Sadayaneri is a village in Nanguneri tehsil in district of Tirunelveli, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Sadayaneri was 2,543 which includes 1,274 males and 1,269 females. Sadayaneri covers 1376.98 ha area. Pincode of Sadayaneri is 627118.