The main deity is Muthumariamman, an incarnation of Goddess Parvathy and Lord Shiva, worshipped for protection, health, and prosperity.

Sub deities include Lord Ganapathy, Nagaraja, Nagayakshiyamma, Chudala Madan, Esakki Amman, Brahmarakshassu, Yogeeswaran, and Mantramoorthy, reflecting a rich blend of folk and classical traditions.
Festivals
The Temple has a number of festivals. The important ones are :
Amman Kodai Maholsavam
Amman Kodai Maholsavam is the annual festival celebrated during the Malayalam months of Makaram and Kumbham. The festivities include abhishekam, pongala offering by women devotees, and traditional vilpattu. This vibrant celebration honors Goddess Amman with devotion, music, and community offerings.
Aadi Chovva Maholsavam
Aadi Chovva Maholsavam is observed on Tuesdays in the Malayalam month of Karkkidakam. Special poojas like Mahaganapathy Homam and Bhagavathy Seva are conducted to remove doshas and seek the blessings of the deities. Devotees believe these rituals bring protection, prosperity, and overall well-being.
Contact Address: Attingal Sree MuthumariAmman Devasthanam, Palace Rd, Attingal, Thiruvananthapuram, Kerala 695101
Phone Number: 0470 2625260