Tiruchengode is a selection-grade municipality located in western part of southern Indian state of Tamil Nadu.

It is famous for the ancient hilltop Ardhanareeswarar Temple, dedicated to the unique combined male-female form of Lord Shiva and Goddess Parvathi.

This important place of pilgrimage is mentioned in the Tamil work Silapathikaram as 'Nedulkundru' and is celebrated in the hymns of Saivite saints.

The equally famous Chenkottu Velavar Temple, dedicated to Lord Murugan, is situated on the same hill.

In ancient days, Tiruchengode was known as Thirukodimaadachenkundrur – one of the historic places in Tamil Nadu.Tiruchengode is also called as the Borewell Hub of India because of the monstrous growth in the bore well and hydraulics and it can be also called as weavers city or Textile paradise of Tamilnadu because of the main production of dhotis and other materials supply to the major reputated brands in the regions and the surroundings, Tiruchengode was the place which has the largest area in the Namakkal district means it has the larger area than the district capital.

It enshrines the Ardhanareeswarar (man-woman) manifestation of Shiva, representing the unity of Shiva and Parvati, is enshrined in this revered hill temple of great significance, accessible by a motorable road; this is an ancient temple mentioned in the Tamil work, Silappadikaram as Neduvelkunru.

According to 2011 census, Tiruchengode had a population of 95,335 with a sex-ratio of 994 females for every 1,000 males, much above the national average of 929.

The Festival is celebrated for 15 days, with separate cars carrying sengottuvelavar, arthanareeswarar and many small lords.

The late night worship service (Artha Jaama Pooja) is considered to be of importance here.