Tirttanagari is a village in Kurinjipadi tehsil in district of Cuddalore, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Tirttanagari was 3,556 which includes 1,776 males and 1,780 females. Tirttanagari covers 612.18 ha area. Pincode of Tirttanagari is 608801.