Nagalassery Ayyappankavu temple is located at Nagalassery in Palakkad district, Kerala. The temple is one among the 108 Ayyappa temples in Kerala. The temple is mentioned in Thottam Pattu which narrates about the 108 Sastha temples in Kerala.
Sastha is worshipped along with his consort in the temple – patni samethanaya Sastha murti.
The darshanam of Nagalassery Ayyappankavu is towards east.
The Upa Devatas worshipped in the temple are Shiva, Sri Krishna, Ganapathy, and Anthimahakalan. Shiva shrine here has got a separate mandapam.
The temple belongs to Kudaloor Mana.