Thiruvidakazhi is a village in Tharangambadi tehsil in district of Nagapattinam, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Thiruvidakazhi was 2,435 which includes 1,184 males and 1,251 females. Thiruvidakazhi covers 663.94 ha area. Pincode of Thiruvidakazhi is 609310.