Eloor is a suburb of Kochi and a municipality in Ernakulam District in the Indian state of Kerala, India. It is an industrial area north of Cochin. It is an island of 14.21 km² formed between two distributaries of river Periyar and is the largest industrial belt in Kerala. Eloor is a part of Kochi metropolitan area.

There are more than 247 industries of different kinds e.g., Fertilisers and Chemicals Travancore (FACT), Travancore Cochin Chemicals, Indian Rare Earths Limited, Hindustan Insecticides Limited (the world's largest manufacturer of DDT) and many others manufacturing a range of products like chemical-petrochemical products, pesticides and insecticides, rare earth elements, rubber processing chemicals, fertilizers, zinc/chromium compounds and leather products.

As a result of its heavy industry, the town also suffers from heavy pollution, and is rated as one of the toxic hotspots of the world by Green Peace International.

As of 2001^[update] India census, Eloor had a population of 30,092. 11% of the population is under 6 years of age. Males constitute 50% of the population and females 50%. Eloor has an average literacy rate of 84%, somewhat higher than the national average of 59.5%: male literacy is 86%, and female literacy is 81%.