Hinduism, Christianity, and Islam co-exist harmoniously. The village is a temple village in India. Around 40 temples lie on the bank of the famous "Neyyar" river. Lord Siva temple hosts an important annual festival, Thiruvthira. The temple is flanked by chittaar. Followers of the Latin Catholic Church, Church of South India (SKD), St. Thomas Evangelical Church of India, ECI and Pentecostal Churches, form major Christian sects.

There is a famous Lord Siva temple in Ottasekharamangalam. Many devotees attend in the annual Thiruvathira festival and Thirunal sadya. The temple is flanked by the river Chittaar.

Address
Kattakada - Ottasekharamangalam Road
Mandapathinkadavu
Kerala
Pin - 695572

Phone
0471-2255238