Historical Significance: Founded in the 16th century, St. Xavier's Church is closely associated with St. Francis Xavier, who visited Kottar during his missionary work in India. The church stands as a symbol of his enduring legacy in spreading Christianity across South India, and it remains a testament to the growth of the Christian faith in the region.

Architectural Style: The church boasts a simple yet elegant design that blends Gothic and traditional architectural styles. Its high ceilings, arched windows, and serene interiors create an atmosphere of peace and reverence. The altar is adorned with a statue of St. Francis Xavier, where pilgrims come to offer prayers and seek blessings.

Religious Importance: St. Xavier's Church is a major pilgrimage site, particularly for devotees of St. Francis Xavier. Local tradition holds that the saint performed miracles in the area, further elevating the church’s spiritual significance. Pilgrims from all over visit the church to honor the saint and experience the deep sense of faith that surrounds the site.

Feast of St. Francis Xavier: The annual Feast of St. Francis Xavier, celebrated in December, is one of the largest religious events in the region. The festivities include special masses, processions, and community gatherings that draw thousands of devotees from across Tamil Nadu and beyond. The vibrant celebrations make this an unforgettable experience for both pilgrims and visitors.

Community Hub: Beyond its religious importance, St. Xavier's Church serves as a center for the local Christian community. It plays a key role in hosting social, cultural, and educational activities, and provides spiritual guidance and support to the people of Kottar. The church is an integral part of the community’s daily life.