Pathanamthitta, the thirteenth revenue district of Kerala, was formed from parts of Alleppey, Quilon and Idukki districts

Background

Pathanamthitta is the thirteenth revenue district of the State of Kerala, with headquarters at Pathanamthitta.
It was formed with effect from the 1st November, 1982 vide G.O. (M.S) No.1026/82/RD dated 29.10.1982.
The district was carved out of erstwhile Alleppey, Quilon and Idukki districts.
At its inception it comprised five taluks: Thiruvalla, Mallappally, Ranni, Kozhenchery and Adoor.
The North Pamba Valley area and the area around Sabarimala Sannidhanam in Peerumade Taluk of Idukki were also included in its jurisdiction.
The district lies on the slopes of the Western Ghats, with the State of Tamil Nadu on its east.