The Agastheeswarar temple complex has three prakarams and a three-tiered rajagopuram. The central shrine faces east and holds the image of Agastheeswarar (Shiva) in the form of a lingam made of granite and the shrine of Parvathi in the form of Pakampiriyal faces west. There are granite images of the deities Ganesha, Murugan, Nandi and Navagraha located in the hall leading to the sanctum and as in other Shiva temples of Tamil Nadu, the first precinct of the sanctum of Agastheeswarar has images of Dakshinamurthy, Durga and Chandikeswarar. There is also a shrine of with the image of Agasthiyar enshrined in it. The second precinct is surrounded by granite walls and the temple tank inside the temple is called Agni Theertham.