Kattappana is a municipal town in the Sahyadri (or Western Ghats) of Kerala state, India. It is the main urban centre in the high ranges of Idukki district, situated about 2,788.71–2,952.76 feet (850.00–900.00 m) above mean sea level, in the High Ranges, the high altitude region of Kerala has recently raised to the status of municipality. Kattappana is a CLASS III urban centre. It is the first municipality in high range of Idukki district with the real terraineous touch of Idukki as Thodupuzha municipality is situated in low range. It is a major commercial town and flourished with the boost in production of agriculture and spices. Based on the 2011 Census, it had a total population of 42646, consisting of 21,159 males and 21,487 females.[1]

People migrated to this place mainly during 1950s from different parts of nearby townships like Pala, Kottayam etc. However, there were inhabitants even before 100 years. The main occupation is cultivation of commercial crops and spices like Tea, Coffee, Pepper, Cardamom, Black Pepper etc., and the majority of them are farmers.[2] One of the anchor institutions in Kattappana is St. John's Hospital. When it was started in 1968, it was one of the main hospitals in a 100-km radius. Managed by the Hospitaller Brothers of St. John of God, the hospital has grown to a tertiary level of 450 - bedded multi-speciality hospital with sixteen clinical disciplines. Even today, it is the only tertiary level referral center in this area.[3]

It is one of the more important commercial centre in the high ranges and was on a fast track in terms of development and infrastructure building. Kattappana became a grama panchayat in 1962 and the first panchayat council under the presidency of V.T. Sebastian was formed in 1964.

However, it was the development of the Kottayam–Kattappana road and the Puliyanmala–Thodupuzha State highway that turned the town into a commercial centre. It was the agriculture sector that played a pivotal role in economically uplifting the town

As of 2011 census data, the population was 42,646, with 21,159 males and 21,487 females. The population in the age group 0–6 years are 4,412. The Scheduled Castes (SC) were 2,585 and the Scheduled Tribes (ST) were recorded as 524. The number of literates are 36,418 with the average literacy rate at 95.25%.[1]