Old Trafford is an area of Trafford, Greater Manchester, England, which borders the cities of Manchester and Salford and is two miles (3.2 km) southwest of Manchester city centre in the historic county of Lancashire. It is roughly delineated by two old toll gates; Brooks's Bar and Trafford Bar, to the east and west.

Trafford is a metropolitan borough of Greater Manchester, England, with an estimated population of 236,301 in 2022. It covers 106 square kilometres (41 sq mi) and includes the area of Old Trafford and the towns of Altrincham, Stretford, Urmston, Partington and Sale. The borough was formed in 1974 as a merger of six former districts and part of a seventh. The River Mersey flows through the borough, separating North Trafford from South Trafford, and the historic counties of Lancashire and Cheshire. Trafford is the seventh-most populous district in Greater Manchester.