Sri Jagannatha Perumal Temple of Tirumazhisai is one of the significant Jagannatha Temples of South India. Tirumazhisai is a small and ancient village near Poondamallee in Tiruvallur district, which is about twenty-five kilometers north-west of Chennai. The place is considered sacrosanct to the Srivaishnavas for two reasons. It is venerated as the birthplace (Avatara-Sthala) of Tirumazhisai Azhvar, who is also popular as Bhaktisara. He authored the Nanmukan-Tiruvandadi and Tirucchanda Viruttam. It is also considered as an Abhimanasthalam. This is so because it is the home to the Jagannatha Perumal temple visited by numerous devotees everyday.
The temple of Sri Jagannatha at Tirumazhisai is the traditional and the antique temple. Hence a rich historical background is associated with the temple. According to the literary works of Srivaishnava it is evident that Tirumazhisai was originally called as Mazhisai and the prefix Tiru was added later. Hence the name Tirumazhisai indicates that it is a sacred place. It is also known as Mahisaram and Mahisarakshetram. The inscriptions found at Tirumazhisai reveal that this area was originally an agraharam or chaturvedimangalam. The consecrated place is inhabited by many learned Vedic scholars. It was also known as Agaram Cherakulavalli-chaturvedimangalam, Pakkaturaivalla-chaturvedi-mangalam and Panchanadivana-chaturvedimangalam during the Chola and Vijayanagara periods. Tirumazhisai was situated in the ancient territorial division of Mangadu-Nadu, a sub-division of Puliyur-kottam in Jayamkondachola-mandalam. The epigraphic evidences and historical texts also mention that in the ancient past, Jagannatha Perumal was called Tirumazhisai Emberuman and the temple was known as Tirumazhisai Vinnagaram. Later the temple came to be known as Jagannatha Perumal Temple.
The antique and the historical temple of Sri Jagannatha Perumal have many legendary stories associated with it. According to the legend connected with the temple, the story of the seven sages (sapta-rishis) including Brighu and Bharghava among others worshipped Vishnu at Tirumazhisai is closely associated with it. These sages request to Lord to appear and in answer to their request He appeared to them as Lord Jagannatha at this place. The deity at Tirumazhisai is popular as Madhya Jagannatha as this shrine is situated in the middle (Madhya) between Puri (Orissa) and Tirupullani (Ramnad District, Tamil Nadu). In this place there are several well known temples dedicated to Lord Jagannatha.
The architecture of Sri Jagannatha Perumal Temple lends an additional grandeur to the Temple. The unique architectural and sculptural designs are evident of the antiquity and legendary greatness of the Temple. The beautiful image of Jagannatha Perumal, the presiding deity of this temple enshrined in the main sanctum (garbha-griha) of this temple is in a seated posture reveal the artistic craftsmanship of the architect. The idol of Sri Jagannatha faces east with His left leg bent and right leg placed in front. He is flanked by His two consorts, Rukmini and Satyabhama. In front of the Lord are the images of sages Bhrigu and Markandeya worshipping the deity. The utsava-murti is the specimen of the exquisite architectural piece and is made in a posture of standing four-armed Vishnu with Sri Devi and Bhu Devi beside Him.