Modanapalayam is a village in Polur tehsil in district of Tiruvannamalai, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Modanapalayam was 416 which includes 210 males and 206 females. Modanapalayam covers 250.85 ha area. Pincode of Modanapalayam is 606902.