Theni District has been formed after bifurcation from erstwhile Madurai District as per G.O.Ms.No.679 Revenue Department Dated:25.07.96.
It is mainly a commercial town. It is also known for its big weekly shandy on every Sunday. Vaigai dam and Kumbakarai falls in Periyakulam Taluk, Suruli falls in Uthamapalayam Taluk are the main places of attraction for tourists. Gowmariamman Temple at Veerapandi Village (Theni Taluk) and saneeswara Bahavan Temple at Kuchanur Village (Uthamapalayam Taluk) are important and famous Hindu temples of this area. Kannagi temple which witnesses a single day festivity during Chitra Pournami day is in the interstate border.