Sathyamangalam taluk is a taluk of Erode district of the Indian state of Tamil Nadu. The headquarters of the taluk is the town of Sathyamangalam. Recently, this taluk has been bifurcated to form the new Thalavadi taluk in 2016, for the betterment of tribal people living in Sathyamangalam Tiger Reserve [1][2] It comes under Gobichettipalayam Revenue Division.