Kulathupuzha Temple is located on a forest range on the Thiruvananthapuram - Shenkotta road, Kulathupuzha is known for the Sastha temple. The Vishu Mahotsavam celebrated in April/May is the most significant festival. Pilgrims flock to the shrine during the Vishu Mahotsav, celebrated with much pomp.
Legend has it that the temple was founded by Pandalam raja, but the idol of Sastha was founded by a Brahmin from Kottarakkara. Earlier, the temple was under the possession of Kottarakkara raja. Later it was hand overed to Travancore devaswom board. The tantric rights of the temple is held by Kokkalathu mutt.