The name Udinoor is derived from the name of Udayanan, who was one among the Kolathiris. Udinoor is a part of AlladaSwaroopam.
Temples
The famous Kshetrapalaka temple, Udinnor Koolom, is situated in the central part of Udinoor. Lord Kshetrapalaka is considered the landlord of the village. Pattutsavam and Arayalin Kleezhil Ottakolam are the main festivals, occurring yearly in this village.
Kinathil Arayalin Keezhil Ottakkolam is famous for the number of people participating. This festival is followed by fireworks. Kinathil is treated as the cultural capital of Udinoor because of the famous Jwala theaters and Samskarika Samithi Vayanasala.
Demographics
, Udinoor had a population of 11401 with 5309 males and 6092 females.