|Elevation||18 m (59 ft)|
|Time zone||IST (UTC+5:30)|
|2011 census code||627955|
During the starting years of 19th century, almost 90% of the land was under the control of Devaswom or landloards. The major devaswom and landloards at that time were thiruvaniyoor devasam, Chemmanad Devaswom, Monappilly Devaswom, Muriyamangalam Devaswom, Purapperi Mana, Kizhakumbhagath Mana, Thuruthikkala Mana, Mathurakkattu Mana, etc.
Junior Chamber International (JCI Thiruvaniyoor) is the most popular social organization of Thiruvaniyoor. JCI movement started at Thiruvaniyoor in 2004. Adv A.C Chacko was the charter president. JCI has currently 55 active members. JCI Thiruvaniyoor got the most outstanding JCI Chapter award of India in 2013. JFM Captain Eldose Paul is the current year's President.
|Children aged below 6 years||2133||1079||1054|
|Main workers (total)||8929||6420||2509|
|Main workers: Cultivators||641||497||144|
|Main workers: Agricultural labourers||657||453||204|
|Main workers: Household industry workers||151||123||28|
|Main workers: Other||7480||5347||2133|
|Marginal workers (total)||1427||731||696|
|Marginal workers: Cultivators||142||99||43|
|Marginal workers: Agricultural labourers||192||88||104|
|Marginal workers: Household industry workers||31||13||18|
|Marginal workers: Others||1062||531||531|