Kazhakkoottam Sree Mahadeva temple is a Shiva temple located at Kazhakuttom in Thiruvananthapuram district, Kerala. The sankalpam of murti worshiped in the sanctum is that of Shiva sitting on tapas (tapas irikkunna Shivan).
The Shivling worshiped quite big in size - 8¼ feet in height and 5 feet in diameter. An interesting feature of the Shivling is that one-third can be seen by devotees and two-third is below the ground.
The Upa Devatas worshipped in the temple are Ganapathy, Maha Vishnu, Sri Krishna, and Sastha.
There is a small Shiva temple on the north side of the Chuttambalam. It is believed that this temple was built by Kazhakuttathu Pillai.
As per history, the pratishta or consecration of the main Shivling in the temple was performed by Kalakkodu Maharishi during the rule of Cheraman Perumal. The current temple was built and completed in 1470 CE.
The renovation of the temple was started by Veera Marthanda Varma. The king died before the completion of the renovation and it was later completed by the next king Veera Kotha Marthanda Varma. The temple was built by Pandikannalan Muthassari from Tirunelveli and by Aassari or carpenters from Kerala.
The temple is noted for its three-tier sreekovil (sanctum sanctorum).
The 10-day annual festival ends on Thiruvathira nakshatra in Medam month.
The temple occupies an area of 4½ acres and is one of the largest temples in the region.