A lofty Rajagopuram (150 feet [46 m]) and an imposing Teppakkulam tank (with a mandapam) named Aanai madu adorn this shrine. Airavatam the elephant of Indra is said to have created this tank. There are three shrines in this temple associated with the three functions of creation, preservation and completion.
The presiding deity Lord shiva is called as Kaaleeshwarar, Someshwarar, Sundareshwarar and the Ambal his consort mother Parvati is called as Swarnambikai, Soundara Nayaki, Meenakshi. Additional to that there are three separate shrines for both the male and female deities of famous Shiva temples in a mandapam outside the shrine.
Kalaiyarkoil was the seat of the kings from very early days. King Vengai Marban ruled over this area during Sangam period. It was the stronghold of rulers of Sivangangai. It was also the seat of the freedom fighters like Muthu Vatuka Natha Thevar and Maruthu brothers.