Kalyanaodai is a village in Pattukkottai tehsil in district of Thanjavur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Kalyanaodai was 635 which includes 309 males and 326 females. Kalyanaodai covers 277.75 ha area. Pincode of Kalyanaodai is 614903.