Thathayampatti is a village in Omalur tehsil in district of Salem, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Thathayampatti was 2,577 which includes 1,339 males and 1,238 females. Thathayampatti covers 202.03 ha area. Pincode of Thathayampatti is 636309.