Thodupuzha (Malayalam: തൊടുപുഴ) is a town and a municipality in Idukki district in the Indian state of Kerala, spread over an area of 35.43 km². It is 62 km from Ernakulam. Geographical Classification of Thodupuzha Region is Midland or Idanad.

Thodupuzha is also the name of the river that flows through the town. It is the largest town in the district and is the commercial centre. The town is being modernised with the help of a programme sponsored by the World Bank which is financing the programme through the Government of Kerala. It was once part of the territory of the princely state, Travancore. It lies in central Kerala, southeast of Muvattupuzha. The Thodupuzha municipality area is characterised by hilly terrain with a lot of green vegetation.

The Main Eastern Highway (Muvattupuzha - Pathanamthitta - Punalur Road / SH - 08) passes through Thodupuzha and connects it to two of its neighboring towns, Muvattupuzha and Pala.

Hindus, Syrian Christians and Muslims co-exist in harmony adding to the diversity in faith and religion. The place has a large population of Syrian Catholics. The Muslim minority are mostly rawthers who were the warriors of Madurai Raja and migrated from Madurai and Thanjavur in Tamil Nadu. As well as that, there are some converts from lower castes to Islam but these are only a few.

P.C. George is the incumbent MLA from Poonjar constituency in Kottayam District of Kerala. George is also vice-chairman of Kerala Congress (Mani), a splinter faction of Kerala Congress.
The splinter groups of Kerala Congress are known for frequent splits and mergers. PC George was formerly a leader of the Kerala Congress (Joseph) party and was critical of KM Mani, the leader of Kerala Congress (Mani). Later PC George quit the Joseph group and formed his own group and named it "Kerala Congress (secular)". Recently, PC George merged his group with K.M Mani's faction. Before he joining Kerala Congress (M) his affiliation was with the LDF