Sonaipiriyankottai is a village in Mudukulathur tehsil in district of Ramanathapuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Sonaipiriyankottai was 2,835 which includes 1,423 males and 1,412 females. Sonaipiriyankottai covers 1301.64 ha area. Pincode of Sonaipiriyankottai is 623708.