Krishnasamudram 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 Krishnasamudram was 7,157 which includes 3,575 males and 3,582 females. Krishnasamudram covers 1521.69 ha area. Pincode of Krishnasamudram is 631206.