Thalavadi Taluk is a taluk of Erode district in Tamil Nadu. Thalavadi became a separate taluk in Erode district by the bifurcation of Sathyamangalam taluk, along with Modakurichi taluk and Kodumudi taluk on 8 March 2016. The new taluk will have control over the same geographic entity of the Thalavadi revenue block with Talavady as the headquarters. It falls under Gobichettipalayam Revenue division.
According to the 2011 census, the erst-while Sathyamangalam taluk had a population of 331,993 with 166,964 males and 165,029 females. There were 988 women for every 1000 men. The taluk had a literacy rate of 60.43. Child population in the age group below 6 was 14,118 Males and 13,561 Females. After bifurcation, the present Thalavadi Taluk may have a population of 63,399 approximately.