Maddur is a village in Tiruttani tehsil in district of Thiruvallur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Maddur was 7,126 which includes 3,519 males and 3,607 females. Maddur covers 1416.69 ha area. Pincode of Maddur is 631206.