Pethasamudram is a village in Pappireddipatti tehsil in district of Dharmapuri, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Pethasamudram was 729 which includes 374 males and 355 females. Pethasamudram covers 227.16 ha area. Pincode of Pethasamudram is 635302.