Udayamperoor Ekadasi Perumthrikkovil temple is located at Udayamperoor in Ernakulam district, Kerala. Udayamperoor Perumthrikkovil temple was a Mahakshetram in ancient Kerala. The shrine is dedicated to Shiva and Shivling is consecrated inside a huge circular sanctum sanctorum (Valiya Vatta Sreekovil). Mahashivratri in Kumbha Masam is an important festival in the temple.
The Shivling is considerably big in size and girth and faces east.
The Upa Devatas worshipped in the temple are Ganapathy, Goddess Parvati, Sri Krishna, Sastha and Yakshi.
Udayamperoor Perumthrikkovil Temple Story
Legend has it that once Vilwamangalam Swamiyar arrived in the temple to have darshan in temple. When he was going to enter the temple compound he realized the entire premises is filled with jada (hair - matted locks) of Shiva. So, Swamiyar crawled on his foot and had darshan in the temple.
The annual 10-day festival in the temple ends with Arattu on Thiruvathira nakshatra day in Dhanu masam (December – January).
In ancient times, the temple belonged to 28 Uralan families.