Chinnar Wildlife Sanctuary was declared as a wildlife sanctuary in August 1984 as per notification (G.O (P) No. 229/84/AD) of the Kerala Government. It is located in the eastern part of the High Ranges of southern Western Ghats of Kerala. The Sanctuary, which is situated between 10° 15’ to 10° 21’ N latitude 77° 05’ to 77° 16’ E longitude, has a total area of 90.44 km2. The area was notified as a reserve forest in May 1942 vide notification R.Dis.No.
1414/42/Devpt (Annexure -1) The area falls in the Marayoor and Kanthalloor Panchayat of Devikulam Taluk in Idukki District and is regarded as one of the important protected areas in the Western Ghats due to its ecological, floral and geomorphological significance. It falls under the jurisdiction of Munnar Wildlife Division which has its Headquarters at Munnar. The habitat types range from shola-grassland to dry thorny scrub, across a diverse cultural landscape as well, making the PA unique in comparison with others.