Adoor is a town and a municipality near Pandalam in Pathanamthitta district, Kerala state, India, spread over an area of 20.42 km2. The town is located midway between Thiruvananthapuram and Ernakulam. It is among one of the three municipalities in Pathanamthitta district.

It is believed that the name Adoor is derived from "attipperu avakaasam ulla ooru". Vanjipuzha Chief (Land Lord from Chengannur) got the "attipperu avakasam" (full ownership without tax) from the Maharaja of Travancore.

The main attraction in Adoor is the Krishna Sree Parthasarathy Temple. The temple is dedicated to Lord Krishna, known here by the name of Parthasarathy. It is one of the oldest Krishna temples in Kerala. Gajamela, the elephant pageant on the concluding day of annual festival at the temple, is the main highlight of the 10-day festival celebrations. Trichenda Mangalam Mahadeva Temple Peringanad, Mahavishnu Temple Elamannoor, Sreedharma Sastha Temple Chennampallil, and Sreenarayanapuram Temple Manakala, Kuttiyil Sree Rajarajeswari Temple, Choorakode, Vellaramkunnu Bhagavathi Temple, Vellakkulangara, Sree Bhuvaneswari Subrahmania Swami Temple, Kalathattu are some of the other important temples. There is only one Amman Kovil is located at Kottamukal.

The Chandanapally Valiyapally Church is located 10 kilometres (6.2 mi) from Adoor. Chembuduppu (meaning choosing of copper vessels) is a special ritual that has a place in Kerala's cultural history, which take place in Chandanapally every year. Hermon Aramana, the headquarters of Adoor Diocese of Marthoma Church, and the Marthoma Youth Center are other culturally important places in Adoor. Adoor Immanuel Marthoma Church, St. Mary's Orthodox Church, and Sacred Heart Malankara Catholic Church etc. are churches in the heart of town. Kadampanad, St. Thomas Orthodox Cathedral, Kannamkode St. Thomas Orthodox Cathedral, and the centre of Adoor Diosis of orthodox church is also located near Kannamcode Cathedral. The cathedral has two branches, chapels,in Kottamukal and in Pannivizha. Mor Ignatius Jacobite Syrian Church, MC Road, Vadakadathukavu, Adoor Kannamkode Marthoma Church Vellakulangara and St. Gregorios church, Peringanad are some of the other churches of importance in this region.

Mannadi Temple has historical importance due to the sacrifice of Travancore Diwan Velu Thampi Dalava (1765–1809), who fought the British Raj. It is 8 kilometres (5.0 mi) from Adoor.

Maramadi Malsaram bull race is an event that is held at Anandapally, which is a few kilometres away from Adoor. This event attracts national and international visitors. The event, which takes place right after the harvest, is aimed at promoting the spirit of farmers.

Trichennamangalam Temple Peringanadu, Adoor - Peringanadu is a small village located near Adoor. The village boasts of secular feeling entrenched in its soul. It is expressed through various fesivals and celebrations, prominent among them are ulsavam in the month of March. The very famous Shiva Temple, Peringanadu Trichenda Mangalam Mahadeva Temple is located here. The Temple is famous for its Kettu Kazhcha during the annual festival continue 10 days Ulsavam. Kettu Kazhcha is the procession of huge chariot (thaeru) and bull (Kaala) made of wood and cloth by groups belonging to different areas (karaa). Pallickal Sree Kandala Swamy Temple, Elampallil Payyanalloor Maya Yekshikkavu Sree Durga Bhagavathi Temple and Hiranyanalloor Mahadevar Temple,Elampallil - Loacted in Adoor Taluk- Pallickal Gramapanchayat.. Akhilhh is the important person.

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