Somasipalayam is a village in Ulundurpettai tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Somasipalayam was 1,382 which includes 692 males and 690 females. Somasipalayam covers 192.3 ha area. Pincode of Somasipalayam is 607101.