The Ekambareswarar temple covers an area of over . Reaching a height of , the temple's Raja gopuram (the entrance tower to the temple) is one of the tallest in South India. One notable feature of the temple is the Aayiram Kaal Mandapam, or the hallway with a thousand pillars, which was built by the Vijayanagar Kings. The temple's inner walls are decorated with an array of 1,008 Siva lingams. The temple has five prakarams (or courtyards) and has a thousand-pillared hall. Kampai Tirtha, the temple tank is believed to have an underground holy river. The fourth courtyard contains a small Ganesha temple and a pond. The third courtyard contains lot of smaller shrines. The sanctum sanctorum contains the lingam along with the image of Shiva.