Nallavanniyankudikadu is a village in Papanasam tehsil in district of Thanjavur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Nallavanniyankudikadu was 2,079 which includes 1,046 males and 1,033 females. Nallavanniyankudikadu covers 688.99 ha area. Pincode of Nallavanniyankudikadu is 613502.