- Mudumalai Tiger Reserve is located in the Nilgiris District of Tamil Nadu state in India.
- It is situated at the tri-junction of three states, viz, Karnataka, Kerala and Tamil Nadu.
- It is part of the larger Nilgiri Biosphere Reserve.
- In 1857, the British Government rented the Mudumalai forest from the Raja of Neelambur for logging purposes.
- In 1940, Mudumalai forest was established as the Mudumalai Wildlife Sanctuary.
- In 1986, the Mudumalai Wildlife Sanctuary was incorporated into the Nilgiri Biosphere Reserve, which is the first biosphere reserve in India.
- In 1990, the Mudumalai Wildlife Sanctuary was designated as Mudumalai National Park.
- In 2007, Mudumalai National Park was designated as a tiger reserve under Project Tiger.
- Area: The Mudumalai Tiger Reserve covers an approximate area of 321 square kilometers (124 square miles).
- Core: 321.00 km2
- Buffer: 367.59 km2
- Total: 688.59 km2
- Hills: The Mudumalai Tiger Reserve is located in the Nilgiri Hills of Tamil Nadu. The Nilgiri Hills are part of the Western Ghats.
- River: The Moyar River flows through the Mudumalai Tiger Reserve.
- Tribe: Some of the prominent tribal communities found in and around the tiger reserve are:
- Todas
- Kurumbas
- Irulas
- Flora: Semi-evergreen Forests, Moist Deciduous Forests, Dry Deciduous Forests, Scrub Forests, Swampy Areas (Vayals), Grasslands etc.
- Fauna: Tiger, Asian Elephant, Indian Gaur, Malabar Giant Squirrel, Malabar Grey Hornbill, Malabar Trogon, Indian Chameleon, Monitor Lizard etc.