Nadandai is a village in Paramathi Velur tehsil in district of Namakkal, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Nadandai was 2,838 which includes 1,424 males and 1,414 females. Nadandai covers 1191.25 ha area. Pincode of Nadandai is 627306.