Porunthavakkam 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 Porunthavakkam was 175 which includes 85 males and 90 females. Porunthavakkam covers 210.16 ha area. Pincode of Porunthavakkam is 603002.