Ponmudi is a hill station in the Thiruvananthapuram district of Kerala in India. It is located 55.2 km north-east of Trivandrum city at an altitude of 1100 m. It is a part of the Western Ghats mountain range that runs parallel to the Arabian Sea.

Ponmudi is connected to Trivandrum by a narrow winding road offering scenic views on the way to Ponmudi. The climate is pleasant year-round. Ponmudi serves as a base for trekking and hiking. There are also tea gardens in the area. There are 22 hairpin turns along this short route which makes the travel a definitely thrilling experience.

Other attractions near Ponmudi include Golden Valley and a number of rivulets and rapids, some even across the road.The Golden Valley offers vistas of the hills and access to the Kallar River.

Some notable tourist attractions located in Ponmudi are Peppara Wildlife Sanctuary, Echo Point and various trekking spots. Mist-laden valleys, especially Golden Valley near Kallar River, also draw tourists.

Another main attraction in the region is Agasthyarkoodam, one of the highest peaks in the Western Ghats, with the highest peak at 1868 m. This peak is famous for its wilderness, and can be accessed only with the Forest Department's permission.