The Port of Tilbury is a port on the River Thames at Tilbury in Essex, England. It is the principal port for London, as well as being the main United Kingdom port for handling the importation of paper. There are extensive facilities for containers, grain, and other bulk cargoes. There are also facilities for the importation of cars. It forms part of the wider Port of London.

Tilbury is a port town in the borough of Thurrock, Essex, England. The present town was established as separate settlement in the late 19th century, on land that was mainly part of Chadwell St Mary. It contains a 16th century fort and an ancient cross-river ferry. Tilbury is part of the Port of London with a major deep-water port which contributes to the local economy. Situated 24 miles (38.5 km) east of central London and 23 miles (37 km) southwest of Southend-on-Sea, it is also the southernmost point in Essex.