Madayathur is a village in Chengalpattu tehsil in district of Kancheepuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Madayathur was 1,442 which includes 701 males and 741 females. Madayathur covers 592.63 ha area. Pincode of Madayathur is 603108.