Kalamassery is a municipality in the Ernakulam district of Kerala, India. It is located 9.6 km (6.0 mi) northeast of the Kochi centre, and is a part of the Kochi metropolitan area. The area's location along the NH 66 and proximity to the IT centres in Kakkanad has enabled it to see a large spurt in economic development since the 1980s.

Ernakulam is one of the 14 districts in the Indian state of Kerala, and takes its name from the eponymous city division in Kochi. It is situated in the central part of the state, spans an area of about 2,924 square kilometres (1,129 sq mi), and is home to over 9% of Kerala's population. Its headquarters are located at Kakkanad. The district includes Kochi, also known as the commercial capital of Kerala, which is famous for its ancient churches, Hindu temples, synagogues and mosques.