Kodachadri is a mountain peak with dense forests (elevation – 1,343 meters above sea level)in the Western Ghats in South India. It is declared a natural heritage site by the Karnataka Government. and it is the 13th highest peak of Karnataka.

Situated in the middle of the Mookambika National Park and considered a biodiversity hotspot, it is home to several endemic and endangered species of flora and fauna. The peak is barren due to strong winds and the thick forest cover at the base makes the peak invisible from lower ground level and also several other smaller peaks and hills exist around the peak. Kodachadri is visited by locals and Keralites in large numbers for a long time. Sage Adi Shankara is said to have visited this place, meditated here, and also established a temple at Kollur.

A small temple called Sarvajnapeetha, built with stone is dedicated to Adi Shankara at the top of Kodachadri. Some of the pilgrims from South Indian states who visit Kollur take a trek to Kodachadri also. Dr. K. ShivaramaKarantha, a writer of the Udupi District, trekked to Kodachadri in the 1940s and appreciated the natural environment of this place by placing Kodachadri as the most beautiful of three mountain peaks of coastal Karnataka (the other two being Kuduremukh and Kumara Parvata).

The Shola Forests and thick forest cover Kodachadri and the nearby hills and the place has a cool climate. The forest of Kodachadri and nearby hills is tropical rain forest scene along with the Western Ghats, is a World Heritage Site