Marudhadu is a village in Vandavasi tehsil in district of Tiruvannamalai, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Marudhadu was 8,103 which includes 4,002 males and 4,101 females. Marudhadu covers 1859.79 ha area. Pincode of Marudhadu is 604405.